Company
QUANTA SERVICES, INC. sec:0001050915
관계 그래프 → · 관계 트리 · 리포트 다운로드 →
개요
298
확정 관계
2
추론 관계
0
교차검증
0
주요 제품
주요 제품 · Electrical Work
| 제품 | 사업부문 | 매출 비중 |
|---|---|---|
| 아직 추출된 주요 제품 정보가 없습니다. | ||
산업 노출
-
주요 고객 / 공급사
주요 고객
- -
주요 공급사
- -
최근 공급망 이벤트
| 공시일 | 유형 | 상대 | 금액 | |
|---|---|---|---|---|
| 2026-02-19 | 종속회사 | Calico Real Property, LLC | - | |
| 2026-02-19 | 종속회사 | Advanced Electric Systems, LLC Advanced Utility Testing & Maintenance, LLC Utility Testing & Maintenance, LLC | - | |
| 2026-02-19 | 종속회사 | QSI Holdings I (Singapore) Pte. Ltd. | - | |
| 2026-02-19 | 종속회사 | Quanta International Holdings II, Ltd. | - | |
| 2026-02-19 | 종속회사 | Probst Electric, Inc. Advanced Electric Systems Probst Construction, Inc. Utility Fleet Services | - |
기업개요
- 대표자
- —
- 업종
- Electrical Work
- 설립일
- —
- 주소
- 2727 NORTH LOOP WEST, HOUSTON, TX, 77008-1044
- 홈페이지
- —
- 종목코드
- PWR
재무 (연결 우선 · 단위는 위 금액 단위 선택을 따름) 출처: SEC XBRL
| 지표 | 2025-FY CFS | 2024-FY CFS | 2023-FY CFS |
|---|---|---|---|
| 손익 | |||
| 매출액 | 20882206000.0000 | 17073903000.0000 | 12980213000.0000 |
| 영업이익 | 1127976000.0000 | 872058000.0000 | 663521000.0000 |
| 세전계속사업이익 | 969956000.0000 | 703886000.0000 | 622901000.0000 |
| 당기순이익 | 744689000.0000 | 491189000.0000 | 485956000.0000 |
| 당기순이익(지배) | — | — | — |
| 재무상태 | |||
| 자산총계 | 18683894000.0000 | 16237225000.0000 | 13464337000.0000 |
| 부채총계 | 11354177000.0000 | 9953870000.0000 | 8065518000.0000 |
| 자본총계 | 5398819000.0000 | 5116921000.0000 | 4348972000.0000 |
| 자본총계(지배) | — | — | — |
| 자본금 | — | — | — |
| 현금흐름 | |||
| 영업활동현금흐름 | 1575952000.0000 | 1130312000.0000 | 582390000.0000 |
| 투자활동현금흐름 | -989650000.0000 | -617191000.0000 | -2898613000.0000 |
| 재무활동현금흐름 | 268500000.0000 | -311071000.0000 | 2360877000.0000 |
| CAPEX | 434803000.0000 | 427630000.0000 | 385852000.0000 |
| FCF | 1141149000.0000 | 702682000.0000 | 196538000.0000 |
| 이자발생부채 | — | — | — |
| 비율 | |||
| 영업이익률 | 5.40% | 5.11% | 5.11% |
| 순이익률 | 3.57% | 2.88% | 3.74% |
| ROE | — | — | — |
| ROA | 3.99% | 3.03% | 3.61% |
| 부채비율 | 210.31% | 194.53% | 185.46% |
| 자본유보율 | — | — | — |
| 주당·시장 | |||
| EPS | 5.1300 | 3.4200 | 3.4500 |
| BPS | — | — | — |
| PER | — | — | — |
| PBR | — | — | — |
| 현금DPS | — | — | — |
| 현금배당수익률 | — | — | — |
| 현금배당성향 | — | — | — |
| 발행주식수(보통주) | — | — | — |
| 시가총액 | — | — | — |
무역 노출
추정 · 섹터 무역통계 기반 (회사 실측 아님)
| 테마 | 수입편중 | 수출시장편중 | 추정 수출(USD, 2026) | 매출비중 |
|---|---|---|---|---|
| 전력기기 | 중간 | 고편중 | $0.0B | 0% |
출처: 관세청 품목별 국가별 수출입실적 (data.go.kr) · 공시 = 사업보고서 매출실적(내수/수출) · 추정 = 섹터 무역 × 매출비중 배분 (연결매출 기준, 실제 회사 수출액 아님)
확정 관계 298건
| 유형 | 상대 회사 | 방향 | 품질 | 상태 | |
|---|---|---|---|---|---|
| 공급계약 | Department of the Interior | 기준→상대 | B 양호 | 확정 | 근거 |
| 공급계약 | NOVA GROUP, INC. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Major Transmission GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Calico Real Property, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Advanced Electric Systems, LLC Advanced Utility Testing & Maintenance, LLC Utility Testing & Maintenance, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Holdings I (Singapore) Pte. Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings II, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Probst Electric, Inc. Advanced Electric Systems Probst Construction, Inc. Utility Fleet Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | H.L. Chapman Pipeline Construction, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | J.W. Didado Electric, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Power Generation, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nova NextGen Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Tecnología do Brasil Ltda. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | North Houston Pole Line, L.P. North Houston Pole Line Limited Partnership QUANTA FOUNDATION SERVICES 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Technology Canada Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada Holdings III Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Power Solutions India Private Limited 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Arnett & Burgess Energy Services GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Specialty, Ltd. Stronghold Specialty, Ltd. Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta East, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Supply Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Blattner Investments, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Performance Energy Services Guyana, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Phoenix North Constructors Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Tower Group, Ltd. Stronghold Tower Group, LP Stronghold Tower Group, Ltd, LP Stronghold Tower Group, Ltd., LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hallen Integrated Construction Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nova Equipment Leasing, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Holdings (BVI) Limited 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Fueling Systems Contractors, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The Aspen Utility Company, LLC The Aspen Utility Company, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Inspection, Ltd. Stronghold Inspection Limited Partnership Stronghold Inspection Ltd, L.P. Stronghold Inspection, L.P. Stronghold Inspection, Limited Partnership Stronghold Inspection, Ltd. Limited Partnership Stronghold Inspection, Ltd., L.P. Stronghold Inspection, L.P. (Fict Name) Stronghold Inspection, Ltd. (Part Name) Stronghold Inspection, Ltd., L.P. (Used in VA By: Stronghold Inspection, Ltd.) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | M.G. Dyess, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mears Group Pty Ltd. Mears Integrity Solutions 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Winco, Inc. Winco Helicopters Winco Powerline Services Winco Powerline Services Inc. Winco Powerline Services, Inc. Winco, Inc. an Oregon Based Corporation (Used in VA By: Winco, Inc.) Winco, Inc. D/B/A Winco Powerline Services Winco, Inc. DBA Winco Services Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Infrastructure Solutions Group, LLC Iron Power Services QEPC QISG QPEC Quanta Electric Power Construction, LLC Timken Power Systems GS 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Grid Training Corporation Northwest Lineman Center Northwest Lineman College 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The Hallen Construction Co., Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada Holdings LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Chile SpA 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Subsurface Canada, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Helibro, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services STPR, LLC Quanta Services Puerto Rico 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | William E. Groves Construction, LLC Groves Electrical Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance II (Lux) S.à r.l 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mears Installation, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services of Canada Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Capital GP, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Irbyvalard, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Equipment Company, LLC Qec, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Blattner Holding Company, LLC Blattner Company 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety Test & Equipment Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Infrastructure Services, S. de R.L. de C.V. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Catalyst Changers Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Price Gregory Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Subsidiary and Names Under Which Subsidiary Does Business 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Road Bore Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Citadel Industrial Services, Ltd. Citadel Industrial Services, L.P. Citadel Industrial Services, Ltd. Limited Partnership Citadel Industrial Services, Ltd., L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NLC FL., Inc. Northwest Lineman Center 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dorado Specialty Services, Ltd. Dorado Specialty Services, L.P. Dorado Specialty Services, Ltd. L.P. Dorado Specialty Services. Ltd., L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Power Delivery, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance II (Australia) Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Digco Utility Construction, L.P. Digco Utility Construction Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance Canada ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | FiberTel, LLC Fibertel Communications Fiber Telecom NV LLC Fiber Telecom NV 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nacap PNG Limited 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dashiell West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nacap Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Canacre USA, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PAR Western Line Contractors, LLC QUES Utility Line Management Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Major Transmission USA, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The ComTran Group, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | RP Construction Services, LLC RP Construction, Inc. RPCS Solar Tracking System, LLC Rpcs Solar Tracking Systems, Inc. Rpcs Solar Tracking Systems, LLC Rpcs, Inc 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | First Infrastructure Capital GP, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment AR, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Guatemala, Ltda. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Power Engineering Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dashiell MI Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | D.H. Blattner & Sons, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Lines Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Construction Australia Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Aviation Equipment Company, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Catalyst Changers Trinidad, ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings VI Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Limited 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Peru S.A.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Aviation Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Servicios de Infraestructura del Peru S.A.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mears Equipment Services, LLC Infrasource Of Pa, LLC Mears Equipment Service, LLC QPS Global Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Robinson Brothers Construction, LLC Robinson Brothers Construction , Inc. Robinson Brothers Construction, LLC Robinson Brothers Construction, LLC A Limited Liability Company of Delaware UT RBC, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Cares 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance I (US), LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Asset Management LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NLC CA., Inc. NORTHWEST LINEMAN COLLEGE 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | American Eagle Ready Mix Utah, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance GP (US), LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Elite Fabrication, LTD Elite Fabrication, LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSN Lux Holdings II SCSp 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Australia Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The Ryan Company, Inc. Ryan Company, Inc. of Massachusetts Ryan Company, Inc.(The) Ryan Company, Inc., The The Massachusetts Ryan Company, Inc. The Ryan Company Inc Of Ma The Ryan Company Inc of Massachusetts The Ryan Company Inc of Massachusetts (Used in VA By: The Ryan Company, Inc.) The Ryan Company Inc. of Massachusetts The Ryan Company Incorporated Of Massachusetts The Ryan Company Of Massachusetts The Ryan Company Of Massachusetts, Inc. The Ryan Company of Massachusetts The Ryan Company of Massachusetts (FN) The Ryan Company of Massachusetts, Inc. The Ryan Company, Inc. (Massachusetts) The Ryan Company, Inc. of Massachusetts The Ryan Company, Inc. which will do business in California as: The Ryan Company Incorporated of Massachusetts The Ryan Company, Incorporated Electrical Contractors 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI, Inc. CA-QSI, Delaware Inc DE QSI INC De Qsi Inc. QSI (DE), INC. Qsi, Inc. Of 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Haverfield International Incorporated Haverfield Aviation Haverfield Aviation, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mejia Personnel Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada Renewables GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Irby Construction Company Irby Construction Company, Inc. Legend Foundation Services Marathon Construction Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Elite Piping & Civil, Ltd. Elite Piping & Civil Limited Partnership Elite Piping & Civil Ltd, L.P. Elite Piping & Civil, Limited Partnership Elite Piping & Civil, Ltd. Limited Partnership Elite Piping & Civil, Ltd., L.P. Elite Piping and Civil, L.P. ELITE PIPING & CIVIL, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Par Internacional, S. de R.L. de C.V. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Axcentium Pty Ltd (f/k/a DOD Fueling Contractors Pty Ltd.) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Field Personnel Services, LLC Field Personnel Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HBK Engineering, LLC HBK Engineering, PLLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Construction LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Banister Pipelines Constructors GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | InfraSource Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Mountain West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lazy Q Ranch, LLC DE Lazy Q Ranch, LLC (De) Lazy Q Ranch, LLC Lazy Q Line School Lazy Q Line School, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance (Australia) Pty Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Costa Rica, Ltda. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Elite Construction of Ocala, LLC Marathon Construction Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | JBT Electric, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Phasor Engineering Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Energy Services West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Fleet Services West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Conam Construction Co. Conam Construction Co., Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold General, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Arnett & Burgess Pipeliners (Rockies) LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QPS Engineering, LLC QPS Engineering PLLC QPS Environmental QPS Global QPS Global Services QPS Global Services (Richmond Ci) QPSE 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Summit Line Construction, Inc. Summit Line Construction 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSN Lux Holdings IV SCSp 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada III GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Arnett & Burgess Energy Services LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Engineering, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Consolidated Power Projects Australia Pty Ltd Conpower Consolidated Power Consolidated Power Industries CPP Civil 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold, Ltd. Stronghold Management Holdings, LP Stronghold Limited Partnership Stronghold, Limited Partnership Stronghold, Ltd. Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Elite Turnaround Specialists, Ltd. Elite Turnaround Specialists Limited Partnership Elite Turnaround Specialists Limited Lp Elite Turnaround Specialists Ltd. L.P. Elite Turnaround Specialists, L.p. Elite Turnaround Specialists, Limited Partnership ELITE TURNAROUND SPECIALISTS, LTD Elite Turnaround Specialists, Ltd, Lp Elite Turnaround Specialists, Ltd. Limited Partnership Elite Turnaround Specialists, Ltd., LP Elite Turnaround Specialists, Ltd. Limited Partnership (Elite Turnaround Specialists, Ltd.) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSN Lux Holdings III SCSp 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance VIII (Canada) ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Solutions PR, LLC Quanta Services Puerto Rico 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lee Electrical Construction, LLC Lee Utilities, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dacon West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Southern Electric Corporation of Mississippi Sec Utility Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Conti Communications, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Holdings II (Singapore) Pte. Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance III (Lux) SARL 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QES GP, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | EHV Power ULC EHV Power ULC Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cable Communication Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance X (Canada) ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lindsey Electric, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Puerto Rico Holdings, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Innoversa Mobile Solutions GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | MTS Quanta, LLC Mercer Technical Services MTS Field Services MTS Field Services (Richmond Co) Mercer Software Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Construction (Quebec) Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Equipment Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Phasor Geomatics, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Metro, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance IV (Canada) ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance (Cayman) Pvt. Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Southwest Trenching Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Marine Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Inline Devices, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Infrasource Equipment Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Construction 2008 Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | GEM Mobile Treatment Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Government Solutions, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NACAP Niugini Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Associates, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | B&N Clearing and Environmental, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | FIC GP, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | RMS Holdings, LLC RMS Holdings, LLC (Delaware) RMS Welding Systems Rms Welding Systems LLC RMS Welding Systems, LLC Rms Welding, LLC RMS Welding Systems LLC (Used in VA By: RMS Holdings, LLC) RMS Welding Systems, LLC (RMS Holdings, LLC) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Performance Energy Services, L.L.C. Fuzion Specialty Turnarounds And Piping FUZION SPECIALTY TURNAROUNDS AND PIPING 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Solar, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Energized Innovations Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Infrastructure Tackle & Supply, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Allteck GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Northern Powerline Constructors, Inc. Chatham Electric 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Specialty Tank Services, Ltd. Specialty Tank Services Limited Partnership Specialty Tank Services, L.P. Specialty Tank Services, Limited Partnership Specialty Tank Services, LP Specialty Tank Services, Ltd. (LP) Specialty Tank Services, Ltd. Limited Partnership Specialty Tank Services, Ltd. LP Specialty Tank Services, Ltd., L.P. Specialty Tank Services, Ltd., LP Specialty Tank Services, Ltd., LP (Used in VA by: Specialty Tank Services, Ltd.) Texas Specialty Tank Services, Ltd. LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NLC TX., Inc. Northwest Lineman Center Northwest Lineman Training Center Northwest Lineman Training Center, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Equipment Company Canada GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | O. J. Pipelines Canada Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PAR Electrical Contractors, LLC Computapole Didado Utility Company, Inc. J.W. Didado Electric J.W. Didado Electric, Inc. Longfellow Drilling Par Electric Contractors, LLC QUES Riggin & Diggin Line Construction Seaward Seaward Corp Seaward Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment KORE, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Underground Pipeline Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings IV, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | J&R Underground LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance VII (Canada) Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Energy Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Capital Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Power Australia Pty Ltd 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Alexander Publications, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Innoversa Mobile Solutions Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Arizona Trench Company, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold VI, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CanACRE Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada GP ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Netherlands B.V. Quanta Energized Services Europe Quanta Services Netherlands B.V. Quanta Technology Europe 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | TC Infrastructure Services Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Crux Subsurface Canada Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mears Group, Inc. De Mears Group De Mears Group, Inc. Enscope Ranger Directional 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Energized Services of Canada Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Evergreen Environmental Services, L.L.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Allteck USA, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Evergreen Industrial Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Energized Services U.S., LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance IX (Canada) Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dashiell Corporation Dashiell (DE) Corporation (Dashiell Corporation) Dashiell Corporation DBA Dashiell (DE) Corporation Dacon Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | North American Industrial Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Canadian Utility Construction Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Price Gregory International, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Equipment Company Canada Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | O. J. Pipelines Canada Corporation OJ Industrial Maintenance O.J. Pipelines Canada RMS WELDING SYSTEMS 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NLC ID., Inc. Northwest Lineman College 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Redes Andinas de Comunicaciones S.R.L. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Service Electric Company P.D.G. Electric Service EC (DE), Inc. Service Electric Company (DE) Service Electric Company of Delaware Service Electric Company Of Delaware Service Electric Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Geomatics BC, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | R. R. Cassidy, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QESC GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Blackbox Technologies International 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Technology, LLC Delaware Quanta Technology, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Intermountain Electric, Inc. Grand Electric Inc. IM Electric, Inc. Ime Electric Intermountain Electric, Inc. which will do business in California as: Colorado IM Electric Intermountain Electric, Inc., A Corporation of Colorado 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Utility Operations, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Underground Construction Co., Inc. Delaware Underground Construction Co. Ucc - Underground Construction Co. UCC Underground Construction Co., Inc. Underground Construction Co., Inc. (Delaware) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Sumter Utilities, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Infrastructure Holdings, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NPC Energy Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Underground Electric Construction Company, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment UL, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Management, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nova Constructors LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Workforce Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Electric Power Services West, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Phoenix Power Group, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Northstar Energy Solutions, LLC Northstar Energy, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services International Holdings II Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Companies U.K. Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NorthStar Energy Services, Inc. NC Northstar Energy Services, Inc NC Northstar Energy Services, Inc.Quanta Underground Services Quanta Underground Services (Culpeper Co) Quanta Underground Services (Spotsylvania Co) Quanta Underground Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | T. G. Mercer Consulting Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Grid Manufacturing Corporation Northwest Lineman College 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Innoversa Mobile Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | M. J. Electric, LLC Great Lakes Line Builders Iron Mountain M.J. Electric, LLC IRON POWER SERVICES, A DIVISION OF M. .J ELECTRIC Iron Power Services Iron Power Services, A Division of M.J. Electric, LLC M. J. Electric, LLC – Iron Mountain M. J. Electric, LLC DBA M. J. Electric Iron Mountain, LLC M. J. ELECTRIC, LLC IRON MOUNTAIN M.J. Electric, LLC DBA M.J. Electric Iron Mountain M.J. Electric, LLC Iron Mountain MJ Drilling, A Division of M. J. Electric MJ Drilling, A Division of M. J. Electric, LLC MJ Excavating, A Division of M.J.Electric, LLC Process Controls & Instrumentation Process Controls & Instrumentation, A Division of M. J. Electric, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Island Mechanical Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Blattner Canada, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Blattner Energy, LLC Blattner Energy, PLLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | First Infrastructure Capital Advisors, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dacon Corporation Dacon Corporation (DE) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mid America Energy Services, Inc. TA Construction Tom Allen Construction Company Inc. Tom Allen Construction Company of Delaware 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | J.C.R. Construction Co., Inc. J.C.R. Utility Construction Co. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Carolina Power & Signalization, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Pennsylvania Transformer Technology, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Heritage Midstream, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Investment VFD, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings (US) LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clear Power Alaska Joint Venture, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mears Holdings, LLC Mears Holdings Ny, LLC TN Mears Holdings, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Telecommunication Solutions, LLC Quanta Telecom Quanta Telecom Services Quanta Telecommunication Services Quanta Telecommunications Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Potelco, Inc. Potelco, Incorporated 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | TurnKey Automation, Ltd. TurnKey Automation Limited Partnership TurnKey Automation, Limited Partnership Turnkey Automation, Ltd. L.P. TurnKey Automation, Ltd. Limited Partnership TurnKey Automation, Ltd., Limited Partnership TurnKey Automaton, Ltd. L.P. TurnKey I&E, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Infrastructure Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Stronghold Specialty General, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Major Transmission LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Crux Subsurface, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance VI (Canada) ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | North American Services Group, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Mearsmex S. de R.L. de C.V. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Canadian Utility Construction GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings V Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services International Holdings LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI Finance III (Canada) ULC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Allteck Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Electric Power Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Insurance Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Capital LP, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Management Partnership, L.P. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Equipment GP Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Services Colombia S.A.S. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cat-Spec, Ltd. Cat Spec Limited, LP Cat Spec, Ltd CAT SPEC, Ltd. Cat-Spec, Ltd., L.P. Cat-Spec, Ltd., LP Cat Spec, Ltd. L.P. Cat Spec, Ltd., LP Cat Spec., Ltd. LP Cat-Spec Ltd, LP CAT-SPEC, Limited Partnership CAT-SPEC, Limited Partnership (Regd Name) CAT SPEC, Ltd. (Part Name) Cat-Spec, Ltd., LP (Used in VA By: Cat-Spec, Ltd.) Cat-Spec, Ltd (A Domestic limited Partnership) Cat-Spec, Ltd. Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NAES Northeast, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Infraestructura de Chile SpA 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSN Lux Holdings I SCSp 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QSI PR, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Valard Construction, LLC Valard 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Enscope Pty Ltd 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Industrial Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lex Engineering Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Banister Pipelines Limited Partnership 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Canada Renewables LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | QPS Flint, LLC QPS Flint Construction QPS Flint Tank Services QPS Professional Services Quanta Environmental Solutions Quanta EPC Services Quanta Tank Services 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Flare Construction, LLC Flare Construction, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | InfraSource Construction, LLC Infrasource Iowa Underground, LLC InfraSources Construction, LLC IUC ILLINOIS, LLC IUC Nebraska, LLC QS Mats Trans Tech Electric 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Coe Drilling Pty Ltd. Coe Group Mears Integrity Solutions 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Utility Installation Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Brink Constructors, Inc. Brink Constructors, Inc. A Corporation Of South Dakota 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta Utility Operations PR, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Nova Group, Inc. NGI Construction NGI Construction, Inc. NGI Construction, Inc. (FN) Nova Group, Inc Nova Group, Inc (CA) Nova Group, Inc. DBA NGI Construction 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Quanta International Holdings VII, Ltd. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Brent Woodward, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
후보 관계 2건
추론된 관계입니다 — 확정 아님. 품질·상태를 참고하세요.
| 유형 | 상대 회사 | 방향 | 품질 | 상태 | |
|---|---|---|---|---|---|
| 공급계약 | Department of the Interior | 기준→상대 | B 양호 | 확정 | 근거 |
| 공급계약 | NOVA GROUP, INC. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
근거
이 회사의 관계를 뒷받침하는 DART/SEC 원문 근거입니다.
| 공시일 | 관계 | 상대 | 섹션 | 원문 근거 |
|---|---|---|---|---|
| 2026-02-19 | 종속회사 | Calico Real Property, LLC | Exhibit 21 | subsidiary=Calico Real Property, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Advanced Electric Systems, LLC Advanced Utility Testing & Maintenance, LLC Utility Testing & Maintenance, LLC | Exhibit 21 | subsidiary=Advanced Electric Systems, LLC Advanced Utility Testing & Maintenance, LLC Utility Testing & Maintenance, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Holdings I (Singapore) Pte. Ltd. | Exhibit 21 | subsidiary=QSI Holdings I (Singapore) Pte. Ltd.; jurisdiction=Singapore |
| 2026-02-19 | 종속회사 | Quanta International Holdings II, Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings II, Ltd.; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | Probst Electric, Inc. Advanced Electric Systems Probst Construction, Inc. Utility Fleet Services | Exhibit 21 | subsidiary=Probst Electric, Inc. Advanced Electric Systems Probst Construction, Inc. Utility Fleet Services; jurisdiction=Utah |
| 2026-02-19 | 종속회사 | H.L. Chapman Pipeline Construction, Inc. | Exhibit 21 | subsidiary=H.L. Chapman Pipeline Construction, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta International Holdings, Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings, Ltd.; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | J.W. Didado Electric, LLC | Exhibit 21 | subsidiary=J.W. Didado Electric, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Power Generation, Inc. | Exhibit 21 | subsidiary=Quanta Power Generation, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Nova NextGen Solutions, LLC | Exhibit 21 | subsidiary=Nova NextGen Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Tecnología do Brasil Ltda. | Exhibit 21 | subsidiary=Quanta Tecnología do Brasil Ltda.; jurisdiction=Brazil |
| 2026-02-19 | 종속회사 | North Houston Pole Line, L.P. North Houston Pole Line Limited Partnership QUANTA FOUNDATION SERVICES | Exhibit 21 | subsidiary=North Houston Pole Line, L.P. North Houston Pole Line Limited Partnership QUANTA FOUNDATION SERVICES; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta Canada Holdings III Limited Partnership | Exhibit 21 | subsidiary=Quanta Canada Holdings III Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Power Solutions India Private Limited | Exhibit 21 | subsidiary=Quanta Power Solutions India Private Limited; jurisdiction=India |
| 2026-02-19 | 종속회사 | Arnett & Burgess Energy Services GP Ltd. | Exhibit 21 | subsidiary=Arnett & Burgess Energy Services GP Ltd.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Stronghold Specialty, Ltd. Stronghold Specialty, Ltd. Limited Partnership | Exhibit 21 | subsidiary=Stronghold Specialty, Ltd. Stronghold Specialty, Ltd. Limited Partnership; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta East, LLC | Exhibit 21 | subsidiary=Quanta East, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Supply Solutions, LLC | Exhibit 21 | subsidiary=Quanta Supply Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Blattner Investments, LLC | Exhibit 21 | subsidiary=Blattner Investments, LLC; jurisdiction=Minnesota |
| 2026-02-19 | 종속회사 | Phoenix North Constructors Inc. | Exhibit 21 | subsidiary=Phoenix North Constructors Inc.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Stronghold Tower Group, Ltd. Stronghold Tower Group, LP Stronghold Tower Group, Ltd, LP Stronghold Tower Group, Ltd., LP | Exhibit 21 | subsidiary=Stronghold Tower Group, Ltd. Stronghold Tower Group, LP Stronghold Tower Group, Ltd, LP Stronghold Tower Group, Ltd., LP; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Nova Equipment Leasing, LLC | Exhibit 21 | subsidiary=Nova Equipment Leasing, LLC; jurisdiction=Washington |
| 2026-02-19 | 종속회사 | Stronghold Holdings (BVI) Limited | Exhibit 21 | subsidiary=Stronghold Holdings (BVI) Limited; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | Fueling Systems Contractors, LLC | Exhibit 21 | subsidiary=Fueling Systems Contractors, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | The Aspen Utility Company, LLC The Aspen Utility Company, LLC | Exhibit 21 | subsidiary=The Aspen Utility Company, LLC The Aspen Utility Company LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Stronghold Inspection, Ltd. Stronghold Inspection Limited Partnership Stronghold Inspection Ltd, L.P. Stronghold Inspection, L.P. Stronghold Inspection, Limited Partnership Stronghold Inspection, Ltd. Limited Partnership Stronghold Inspection, Ltd., L.P. Stronghold Inspection, L.P. (Fict Name) Stronghold Inspection, Ltd. (Part Name) Stronghold Inspection, Ltd., L.P. (Used in VA By: Stronghold Inspection, Ltd.) | Exhibit 21 | subsidiary=Stronghold Inspection, Ltd. Stronghold Inspection Limited Partnership Stronghold Inspection Ltd, L.P. Stronghold Inspection, L.P. Stronghold Inspection, Limited Partnership Stronghold Inspection, Ltd. Limited Partnership Stronghold Inspection, Ltd., L.P. Stronghold Inspection, L.P. (Fict Name) Stronghold Inspection, Ltd. (Part Name) Stronghold Inspection, Ltd., L.P. (Used in VA By: Stronghold Inspection, Ltd.); jurisdiction=Texas |
| 2026-02-19 | 종속회사 | M.G. Dyess, LLC | Exhibit 21 | subsidiary=M.G. Dyess, LLC; jurisdiction=Mississippi |
| 2026-02-19 | 종속회사 | Mears Group Pty Ltd. Mears Integrity Solutions | Exhibit 21 | subsidiary=Mears Group Pty Ltd. Mears Integrity Solutions; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Winco, Inc. Winco Helicopters Winco Powerline Services Winco Powerline Services Inc. Winco Powerline Services, Inc. Winco, Inc. an Oregon Based Corporation (Used in VA By: Winco, Inc.) Winco, Inc. D/B/A Winco Powerline Services Winco, Inc. DBA Winco Services Inc. | Exhibit 21 | subsidiary=Winco, Inc. Winco Helicopters Winco Powerline Services Winco Powerline Services Inc. Winco Powerline Services, Inc. Winco, Inc. an Oregon Based Corporation (Used in VA By: Winco, Inc.) Winco, Inc. D/B/A Winco Powerline Services Winco, Inc. DBA Winco Services Inc.; jurisdiction=Oregon |
| 2026-02-19 | 종속회사 | Grid Training Corporation Northwest Lineman Center Northwest Lineman College | Exhibit 21 | subsidiary=Grid Training Corporation Northwest Lineman Center Northwest Lineman College; jurisdiction=Idaho |
| 2026-02-19 | 종속회사 | The Hallen Construction Co., Inc. | Exhibit 21 | subsidiary=The Hallen Construction Co., Inc.; jurisdiction=New York |
| 2026-02-19 | 종속회사 | Quanta Canada Holdings LP | Exhibit 21 | subsidiary=Quanta Canada Holdings LP; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Quanta Services Chile SpA | Exhibit 21 | subsidiary=Quanta Services Chile SpA; jurisdiction=Chile |
| 2026-02-19 | 종속회사 | Quanta Subsurface Canada, Ltd. | Exhibit 21 | subsidiary=Quanta Subsurface Canada, Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Helibro, LLC | Exhibit 21 | subsidiary=Helibro, LLC; jurisdiction=California |
| 2026-02-19 | 종속회사 | QSI Investment West, LLC | Exhibit 21 | subsidiary=QSI Investment West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Services STPR, LLC Quanta Services Puerto Rico | Exhibit 21 | subsidiary=Quanta Services STPR, LLC Quanta Services Puerto Rico; jurisdiction=Puerto Rico |
| 2026-02-19 | 종속회사 | William E. Groves Construction, LLC Groves Electrical Services | Exhibit 21 | subsidiary=William E. Groves Construction, LLC Groves Electrical Services; jurisdiction=Kentucky |
| 2026-02-19 | 종속회사 | Mears Installation, LLC | Exhibit 21 | subsidiary=Mears Installation, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Services of Canada Ltd. | Exhibit 21 | subsidiary=Quanta Services of Canada Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Capital GP, LLC | Exhibit 21 | subsidiary=Quanta Capital GP, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Irbyvalard, LLC | Exhibit 21 | subsidiary=Irbyvalard, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Equipment Company, LLC Qec, LLC | Exhibit 21 | subsidiary=Quanta Equipment Company, LLC Qec, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Blattner Holding Company, LLC Blattner Company | Exhibit 21 | subsidiary=Blattner Holding Company, LLC Blattner Company; jurisdiction=Minnesota |
| 2026-02-19 | 종속회사 | Safety Test & Equipment Company, Inc. | Exhibit 21 | subsidiary=Safety Test & Equipment Company, Inc.; jurisdiction=North Carolina |
| 2026-02-19 | 종속회사 | Quanta Infrastructure Services, S. de R.L. de C.V. | Exhibit 21 | subsidiary=Quanta Infrastructure Services, S. de R.L. de C.V.; jurisdiction=Mexico |
| 2026-02-19 | 종속회사 | Catalyst Changers Inc. | Exhibit 21 | subsidiary=Catalyst Changers Inc.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Price Gregory Services, LLC | Exhibit 21 | subsidiary=Price Gregory Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Subsidiary and Names Under Which Subsidiary Does Business | Exhibit 21 | subsidiary=Subsidiary and Names Under Which Subsidiary Does Business; jurisdiction=Jurisdiction of Incorporation or Organization |
| 2026-02-19 | 종속회사 | Road Bore Corporation | Exhibit 21 | subsidiary=Road Bore Corporation; jurisdiction=Hawaii |
| 2026-02-19 | 종속회사 | Citadel Industrial Services, Ltd. Citadel Industrial Services, L.P. Citadel Industrial Services, Ltd. Limited Partnership Citadel Industrial Services, Ltd., L.P. | Exhibit 21 | subsidiary=Citadel Industrial Services, Ltd. Citadel Industrial Services, L.P. Citadel Industrial Services, Ltd. Limited Partnership Citadel Industrial Services, Ltd., L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | NLC FL., Inc. Northwest Lineman Center | Exhibit 21 | subsidiary=NLC FL., Inc. Northwest Lineman Center; jurisdiction=Idaho |
| 2026-02-19 | 종속회사 | Dorado Specialty Services, Ltd. Dorado Specialty Services, L.P. Dorado Specialty Services, Ltd. L.P. Dorado Specialty Services. Ltd., L.P. | Exhibit 21 | subsidiary=Dorado Specialty Services, Ltd. Dorado Specialty Services, L.P. Dorado Specialty Services, Ltd. L.P. Dorado Specialty Services. Ltd., L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta Power Delivery, LLC | Exhibit 21 | subsidiary=Quanta Power Delivery, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance II (Australia) Pty Ltd. | Exhibit 21 | subsidiary=QSI Finance II (Australia) Pty Ltd.; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Digco Utility Construction, L.P. Digco Utility Construction Limited Partnership | Exhibit 21 | subsidiary=Digco Utility Construction, L.P. Digco Utility Construction Limited Partnership; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance Canada ULC | Exhibit 21 | subsidiary=QSI Finance Canada ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Nacap PNG Limited | Exhibit 21 | subsidiary=Nacap PNG Limited; jurisdiction=Papua New Guinea |
| 2026-02-19 | 종속회사 | Dashiell West, LLC | Exhibit 21 | subsidiary=Dashiell West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Nacap Pty Ltd. | Exhibit 21 | subsidiary=Nacap Pty Ltd.; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Canacre USA, LLC | Exhibit 21 | subsidiary=Canacre USA, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | PAR Western Line Contractors, LLC QUES Utility Line Management Services | Exhibit 21 | subsidiary=PAR Western Line Contractors, LLC QUES Utility Line Management Services; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | The ComTran Group, Inc. | Exhibit 21 | subsidiary=The ComTran Group, Inc.; jurisdiction=Georgia |
| 2026-02-19 | 종속회사 | First Infrastructure Capital GP, L.P. | Exhibit 21 | subsidiary=First Infrastructure Capital GP, L.P.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Investment AR, LLC | Exhibit 21 | subsidiary=QSI Investment AR, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Dashiell MI Corporation | Exhibit 21 | subsidiary=Dashiell MI Corporation; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | D.H. Blattner & Sons, LLC | Exhibit 21 | subsidiary=D.H. Blattner & Sons, LLC; jurisdiction=Minnesota |
| 2026-02-19 | 종속회사 | Quanta Lines Pty Ltd. | Exhibit 21 | subsidiary=Quanta Lines Pty Ltd.; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Quanta Aviation Equipment Company, LLC | Exhibit 21 | subsidiary=Quanta Aviation Equipment Company, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Catalyst Changers Trinidad, ULC | Exhibit 21 | subsidiary=Catalyst Changers Trinidad, ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta International Holdings VI Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings VI Ltd.; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | Quanta International Limited | Exhibit 21 | subsidiary=Quanta International Limited; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | Quanta Services Peru S.A.C. | Exhibit 21 | subsidiary=Quanta Services Peru S.A.C.; jurisdiction=Peru |
| 2026-02-19 | 종속회사 | Quanta Aviation Services, LLC | Exhibit 21 | subsidiary=Quanta Aviation Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Servicios de Infraestructura del Peru S.A.C. | Exhibit 21 | subsidiary=Servicios de Infraestructura del Peru S.A.C.; jurisdiction=Peru |
| 2026-02-19 | 종속회사 | Mears Equipment Services, LLC Infrasource Of Pa, LLC Mears Equipment Service, LLC QPS Global Services | Exhibit 21 | subsidiary=Mears Equipment Services, LLC Infrasource Of Pa, LLC Mears Equipment Service, LLC QPS Global Services; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance I (US), LP | Exhibit 21 | subsidiary=QSI Finance I (US), L.P.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Asset Management LLC | Exhibit 21 | subsidiary=Quanta Asset Management LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | NLC CA., Inc. NORTHWEST LINEMAN COLLEGE | Exhibit 21 | subsidiary=NLC CA., Inc. NORTHWEST LINEMAN COLLEGE; jurisdiction=Idaho |
| 2026-02-19 | 종속회사 | American Eagle Ready Mix Utah, LLC | Exhibit 21 | subsidiary=American Eagle Ready Mix Utah, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance GP (US), LLC | Exhibit 21 | subsidiary=QSI Finance GP (US), LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Elite Fabrication, LTD Elite Fabrication, LP | Exhibit 21 | subsidiary=Elite Fabrication, LTD Elite Fabrication, LP; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | QSN Lux Holdings II SCSp | Exhibit 21 | subsidiary=QSN Lux Holdings II SCSp; jurisdiction=Luxembourg |
| 2026-02-19 | 종속회사 | Quanta Services Australia Pty Ltd. | Exhibit 21 | subsidiary=Quanta Services Australia Pty Ltd.; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | The Ryan Company, Inc. Ryan Company, Inc. of Massachusetts Ryan Company, Inc.(The) Ryan Company, Inc., The The Massachusetts Ryan Company, Inc. The Ryan Company Inc Of Ma The Ryan Company Inc of Massachusetts The Ryan Company Inc of Massachusetts (Used in VA By: The Ryan Company, Inc.) The Ryan Company Inc. of Massachusetts The Ryan Company Incorporated Of Massachusetts The Ryan Company Of Massachusetts The Ryan Company Of Massachusetts, Inc. The Ryan Company of Massachusetts The Ryan Company of Massachusetts (FN) The Ryan Company of Massachusetts, Inc. The Ryan Company, Inc. (Massachusetts) The Ryan Company, Inc. of Massachusetts The Ryan Company, Inc. which will do business in California as: The Ryan Company Incorporated of Massachusetts The Ryan Company, Incorporated Electrical Contractors | Exhibit 21 | subsidiary=The Ryan Company, Inc. Ryan Company, Inc. of Massachusetts Ryan Company, Inc.(The) Ryan Company, Inc., The The Massachusetts Ryan Company, Inc. The Ryan Company Inc Of Ma The Ryan Company Inc of Massachusetts The Ryan Company Inc of Massachusetts (Used in VA By: The Ryan Company, Inc.) The Ryan Company Inc. of Massachusetts The Ryan Company Incorporated Of Massachusetts The Ryan Company Of Massachusetts The Ryan Company Of Massachusetts,Inc. The Ryan Company of Massachusetts The Ryan Company of Massachusetts (FN) The Ryan Company of Massachusetts, Inc. The Ryan Company, Inc. (Massachusetts) The Ryan Company, Inc. of Massachusetts The Ryan Company, Inc. which will do business in California as: The Ryan Company Incorporated of Massachusetts The Ryan Company, Incorporated Electrical Contractors; jurisdiction=Massachusetts |
| 2026-02-19 | 종속회사 | Haverfield International Incorporated Haverfield Aviation Haverfield Aviation, Inc. | Exhibit 21 | subsidiary=Haverfield International Incorporated Haverfield Aviation Haverfield Aviation, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Mejia Personnel Services, LLC | Exhibit 21 | subsidiary=Mejia Personnel Services, LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Elite Piping & Civil, Ltd. Elite Piping & Civil Limited Partnership Elite Piping & Civil Ltd, L.P. Elite Piping & Civil, Limited Partnership Elite Piping & Civil, Ltd. Limited Partnership Elite Piping & Civil, Ltd., L.P. Elite Piping and Civil, L.P. ELITE PIPING & CIVIL, L.P. | Exhibit 21 | subsidiary=Elite Piping & Civil, Ltd. Elite Piping & Civil Limited Partnership Elite Piping & Civil Ltd, L.P. Elite Piping & Civil, Limited Partnership Elite Piping & Civil, Ltd. Limited Partnership Elite Piping & Civil, Ltd., L.P. Elite Piping and Civil, L.P. ELITE PIPING & CIVIL, L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Field Personnel Services, LLC Field Personnel Services LLC | Exhibit 21 | subsidiary=Field Personnel Services, LLC Field Personnel Services LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | HBK Engineering, LLC HBK Engineering, PLLC | Exhibit 21 | subsidiary=HBK Engineering, LLC HBK Engineering, PLLC; jurisdiction=Illinois |
| 2026-02-19 | 종속회사 | Banister Pipelines Constructors GP Ltd. | Exhibit 21 | subsidiary=Banister Pipelines Constructors GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | InfraSource Services, LLC | Exhibit 21 | subsidiary=InfraSource Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Mountain West, LLC | Exhibit 21 | subsidiary=Quanta Mountain West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Lazy Q Ranch, LLC DE Lazy Q Ranch, LLC (De) Lazy Q Ranch, LLC Lazy Q Line School Lazy Q Line School, LLC | Exhibit 21 | subsidiary=Lazy Q Ranch, LLC DE Lazy Q Ranch, LLC (De) Lazy Q Ranch, LLC Lazy Q Line School Lazy Q Line School, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance (Australia) Pty Ltd. | Exhibit 21 | subsidiary=QSI Finance (Australia) Pty Ltd.; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Elite Construction of Ocala, LLC Marathon Construction Services | Exhibit 21 | subsidiary=Elite Construction of Ocala, LLC Marathon Construction Services; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | JBT Electric, LLC | Exhibit 21 | subsidiary=JBT Electric, LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Phasor Engineering Inc. | Exhibit 21 | subsidiary=Phasor Engineering Inc.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Fleet Services West, LLC | Exhibit 21 | subsidiary=Fleet Services West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Conam Construction Co. Conam Construction Co., Inc. | Exhibit 21 | subsidiary=Conam Construction Co. Conam Construction Co., Inc.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Stronghold General, LLC | Exhibit 21 | subsidiary=Stronghold General, LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Summit Line Construction, Inc. Summit Line Construction | Exhibit 21 | subsidiary=Summit Line Construction, Inc. Summit Line Construction; jurisdiction=Utah |
| 2026-02-19 | 종속회사 | QSN Lux Holdings IV SCSp | Exhibit 21 | subsidiary=QSN Lux Holdings IV SCSp; jurisdiction=Luxembourg |
| 2026-02-19 | 종속회사 | Quanta Canada III GP Ltd. | Exhibit 21 | subsidiary=Quanta Canada III GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Arnett & Burgess Energy Services LP | Exhibit 21 | subsidiary=Arnett & Burgess Energy Services LP; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | QSI Engineering, Inc. | Exhibit 21 | subsidiary=QSI Engineering, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Investment, LLC | Exhibit 21 | subsidiary=QSI Investment, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Stronghold, Ltd. Stronghold Management Holdings, LP Stronghold Limited Partnership Stronghold, Limited Partnership Stronghold, Ltd. Limited Partnership | Exhibit 21 | subsidiary=Stronghold, Ltd. Stronghold Management Holdings, LP Stronghold Limited Partnership Stronghold, Limited Partnership Stronghold, Ltd. Limited Partnership; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Elite Turnaround Specialists, Ltd. Elite Turnaround Specialists Limited Partnership Elite Turnaround Specialists Limited Lp Elite Turnaround Specialists Ltd. L.P. Elite Turnaround Specialists, L.p. Elite Turnaround Specialists, Limited Partnership ELITE TURNAROUND SPECIALISTS, LTD Elite Turnaround Specialists, Ltd, Lp Elite Turnaround Specialists, Ltd. Limited Partnership Elite Turnaround Specialists, Ltd., LP Elite Turnaround Specialists, Ltd. Limited Partnership (Elite Turnaround Specialists, Ltd.) | Exhibit 21 | subsidiary=Elite Turnaround Specialists, Ltd. Elite Turnaround Specialists Limited Partnership Elite Turnaround Specialists Limited Lp Elite Turnaround Specialists Ltd. L.P. Elite Turnaround Specialists, L.p. Elite Turnaround Specialists, Limited Partnership ELITE TURNAROUND SPECIALISTS, LTD Elite Turnaround Specialists, Ltd, Lp Elite Turnaround Specialists, Ltd. Limited Partnership Elite Turnaround Specialists, Ltd., LP Elite Turnaround Specialists, Ltd. Limited Partnership (Elite Turnaround Specialists, Ltd.); jurisdiction=Texas |
| 2026-02-19 | 종속회사 | QSN Lux Holdings III SCSp | Exhibit 21 | subsidiary=QSN Lux Holdings III SCSp; jurisdiction=Luxembourg |
| 2026-02-19 | 종속회사 | QSI Finance VIII (Canada) ULC | Exhibit 21 | subsidiary=QSI Finance VIII (Canada) ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Services Solutions PR, LLC Quanta Services Puerto Rico | Exhibit 21 | subsidiary=Quanta Services Solutions PR, LLC Quanta Services Puerto Rico; jurisdiction=Puerto Rico |
| 2026-02-19 | 종속회사 | Lee Electrical Construction, LLC Lee Utilities, Inc. | Exhibit 21 | subsidiary=Lee Electrical Construction, LLC Lee Utilities, Inc.; jurisdiction=North Carolina |
| 2026-02-19 | 종속회사 | Dacon West, LLC | Exhibit 21 | subsidiary=Dacon West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Southern Electric Corporation of Mississippi Sec Utility Corporation | Exhibit 21 | subsidiary=Southern Electric Corporation of Mississippi Sec Utility Corporation; jurisdiction=Mississippi |
| 2026-02-19 | 종속회사 | Conti Communications, Inc. | Exhibit 21 | subsidiary=Conti Communications, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Holdings II (Singapore) Pte. Ltd. | Exhibit 21 | subsidiary=QSI Holdings II (Singapore) Pte. Ltd.; jurisdiction=Singapore |
| 2026-02-19 | 종속회사 | QSI Finance III (Lux) SARL | Exhibit 21 | subsidiary=QSI Finance III (Lux) SARL; jurisdiction=Luxemburg |
| 2026-02-19 | 종속회사 | QES GP, LLC | Exhibit 21 | subsidiary=QES GP, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance X (Canada) ULC | Exhibit 21 | subsidiary=QSI Finance X (Canada) ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Lindsey Electric, L.P. | Exhibit 21 | subsidiary=Lindsey Electric, L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta Services Puerto Rico Holdings, LLC | Exhibit 21 | subsidiary=Quanta Services Puerto Rico Holdings, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Innoversa Mobile Solutions GP Ltd. | Exhibit 21 | subsidiary=Innoversa Mobile Solutions GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | MTS Quanta, LLC Mercer Technical Services MTS Field Services MTS Field Services (Richmond Co) Mercer Software Solutions, LLC | Exhibit 21 | subsidiary=MTS Quanta, LLC Mercer Technical Services MTS Field Services MTS Field Services (Richmond Co) Mercer Software Solutions, LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Valard Construction (Quebec) Inc. | Exhibit 21 | subsidiary=Valard Construction (Quebec) Inc.; jurisdiction=Quebec |
| 2026-02-19 | 종속회사 | Valard Equipment Limited Partnership | Exhibit 21 | subsidiary=Valard Equipment Limited Partnership; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Phasor Geomatics, Ltd. | Exhibit 21 | subsidiary=Phasor Geomatics, Ltd.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Quanta Metro, LLC | Exhibit 21 | subsidiary=Quanta Metro, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance (Cayman) Pvt. Ltd. | Exhibit 21 | subsidiary=QSI Finance (Cayman) Pvt. Ltd.; jurisdiction=Cayman Islands |
| 2026-02-19 | 종속회사 | Southwest Trenching Company, Inc. | Exhibit 21 | subsidiary=Southwest Trenching Company, Inc.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta Marine Services, LLC | Exhibit 21 | subsidiary=Quanta Marine Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Inline Devices, LLC | Exhibit 21 | subsidiary=Quanta Inline Devices, LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Infrasource Equipment Services, LLC | Exhibit 21 | subsidiary=Infrasource Equipment Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | GEM Mobile Treatment Services, Inc. | Exhibit 21 | subsidiary=GEM Mobile Treatment Services, Inc.; jurisdiction=California |
| 2026-02-19 | 종속회사 | Quanta Government Solutions, Inc. | Exhibit 21 | subsidiary=Quanta Government Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | NACAP Niugini Ltd. | Exhibit 21 | subsidiary=NACAP Niugini Ltd.; jurisdiction=Papua New Guinea |
| 2026-02-19 | 종속회사 | Quanta Associates, L.P. | Exhibit 21 | subsidiary=Quanta Associates, L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | B&N Clearing and Environmental, LLC | Exhibit 21 | subsidiary=B&N Clearing and Environmental, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Solar, LLC | Exhibit 21 | subsidiary=Quanta Solar, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Energized Innovations Ltd. | Exhibit 21 | subsidiary=Quanta Energized Innovations Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Allteck GP Ltd. | Exhibit 21 | subsidiary=Allteck GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Northern Powerline Constructors, Inc. Chatham Electric | Exhibit 21 | subsidiary=Northern Powerline Constructors, Inc. Chatham Electric; jurisdiction=Alaska |
| 2026-02-19 | 종속회사 | Specialty Tank Services, Ltd. Specialty Tank Services Limited Partnership Specialty Tank Services, L.P. Specialty Tank Services, Limited Partnership Specialty Tank Services, LP Specialty Tank Services, Ltd. (LP) Specialty Tank Services, Ltd. Limited Partnership Specialty Tank Services, Ltd. LP Specialty Tank Services, Ltd., L.P. Specialty Tank Services, Ltd., LP Specialty Tank Services, Ltd., LP (Used in VA by: Specialty Tank Services, Ltd.) Texas Specialty Tank Services, Ltd. LP | Exhibit 21 | subsidiary=Specialty Tank Services, Ltd. Specialty Tank Services Limited Partnership Specialty Tank Services, L.P. Specialty Tank Services, Limited Partnership Specialty Tank Services, LP Specialty Tank Services, Ltd. (LP) Specialty Tank Services, Ltd. Limited Partnership Specialty Tank Services, Ltd. LP Specialty Tank Services, Ltd., L.P. Specialty Tank Services, Ltd., LP Specialty Tank Services, Ltd., LP (Used in VA by: Specialty Tank Services, Ltd.) Texas Specialty Tank Services, Ltd. LP; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | NLC TX., Inc. Northwest Lineman Center Northwest Lineman Training Center Northwest Lineman Training Center, Inc. | Exhibit 21 | subsidiary=NLC TX., Inc. Northwest Lineman Center Northwest Lineman Training Center Northwest Lineman Training Center, Inc.; jurisdiction=Idaho |
| 2026-02-19 | 종속회사 | Quanta Equipment Company Canada GP Ltd. | Exhibit 21 | subsidiary=Quanta Equipment Company Canada GP Ltd.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | O. J. Pipelines Canada Limited Partnership | Exhibit 21 | subsidiary=O. J. Pipelines Canada Limited Partnership; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | PAR Electrical Contractors, LLC Computapole Didado Utility Company, Inc. J.W. Didado Electric J.W. Didado Electric, Inc. Longfellow Drilling Par Electric Contractors, LLC QUES Riggin & Diggin Line Construction Seaward Seaward Corp Seaward Corporation | Exhibit 21 | subsidiary=PAR Electrical Contractors, LLC Computapole Didado Utility Company, Inc. J.W. Didado Electric J.W. Didado Electric, Inc. Longfellow Drilling Par Electric Contractors, LLC QUES Riggin & Diggin Line Construction Seaward Seaward Corp Seaward Corporation; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Investment KORE, LLC | Exhibit 21 | subsidiary=QSI Investment KORE, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Underground Pipeline Services, LLC | Exhibit 21 | subsidiary=Underground Pipeline Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta International Holdings IV, Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings IV, Ltd.; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | J&R Underground LLC | Exhibit 21 | subsidiary=J&R Underground LLC; jurisdiction=Wisconsin |
| 2026-02-19 | 종속회사 | QSI Finance VII (Canada) Limited Partnership | Exhibit 21 | subsidiary=QSI Finance VII (Canada) Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Energy Services, LLC | Exhibit 21 | subsidiary=Quanta Energy Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Capital Solutions, LLC | Exhibit 21 | subsidiary=Quanta Capital Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Power Australia Pty Ltd | Exhibit 21 | subsidiary=Quanta Power Australia Pty Ltd; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Innoversa Mobile Solutions Limited Partnership | Exhibit 21 | subsidiary=Innoversa Mobile Solutions Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Arizona Trench Company, LLC | Exhibit 21 | subsidiary=Arizona Trench Company, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Stronghold VI, LLC | Exhibit 21 | subsidiary=Stronghold VI, LLC; jurisdiction=U.S. Virgin Islands |
| 2026-02-19 | 종속회사 | CanACRE Ltd. | Exhibit 21 | subsidiary=CanACRE Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Canada GP ULC | Exhibit 21 | subsidiary=Quanta Canada GP ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Services Netherlands B.V. Quanta Energized Services Europe Quanta Services Netherlands B.V. Quanta Technology Europe | Exhibit 21 | subsidiary=Quanta Services Netherlands B.V. Quanta Energized Services Europe Quanta Services Netherlands B.V. Quanta Technology Europe; jurisdiction=Netherlands |
| 2026-02-19 | 종속회사 | Crux Subsurface Canada Ltd. | Exhibit 21 | subsidiary=Crux Subsurface Canada Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Energized Services of Canada Limited Partnership | Exhibit 21 | subsidiary=Quanta Energized Services of Canada Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Allteck USA, LLC | Exhibit 21 | subsidiary=Allteck USA, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Evergreen Industrial Services, Inc. | Exhibit 21 | subsidiary=Evergreen Industrial Services, Inc.; jurisdiction=Arkansas |
| 2026-02-19 | 종속회사 | Quanta Energized Services U.S., LLC | Exhibit 21 | subsidiary=Quanta Energized Services U.S., LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance IX (Canada) Limited Partnership | Exhibit 21 | subsidiary=QSI Finance IX (Canada) Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Dashiell Corporation Dashiell (DE) Corporation (Dashiell Corporation) Dashiell Corporation DBA Dashiell (DE) Corporation Dacon Corporation | Exhibit 21 | subsidiary=Dashiell Corporation Dashiell (DE) Corporation (Dashiell Corporation) Dashiell Corporation DBA Dashiell (DE) Corporation Dacon Corporation; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Canadian Utility Construction Limited Partnership | Exhibit 21 | subsidiary=Canadian Utility Construction Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Price Gregory International, LLC | Exhibit 21 | subsidiary=Price Gregory International, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Equipment Company Canada Limited Partnership | Exhibit 21 | subsidiary=Quanta Equipment Company Canada Limited Partnership; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | O. J. Pipelines Canada Corporation OJ Industrial Maintenance O.J. Pipelines Canada RMS WELDING SYSTEMS | Exhibit 21 | subsidiary=O. J. Pipelines Canada Corporation OJ INDUSTRIAL MAINTENANCE O.J. Pipelines Canada RMS WELDING SYSTEMS; jurisdiction=New Brunswick |
| 2026-02-19 | 종속회사 | NLC ID., Inc. Northwest Lineman College | Exhibit 21 | subsidiary=NLC ID., Inc. Northwest Lineman College; jurisdiction=Idaho |
| 2026-02-19 | 종속회사 | Redes Andinas de Comunicaciones S.R.L. | Exhibit 21 | subsidiary=Redes Andinas de Comunicaciones S.R.L.; jurisdiction=Peru |
| 2026-02-19 | 종속회사 | Service Electric Company P.D.G. Electric Service EC (DE), Inc. Service Electric Company (DE) Service Electric Company of Delaware Service Electric Company Of Delaware Service Electric Company, Inc. | Exhibit 21 | subsidiary=Service Electric Company P.D.G. Electric Service EC (DE), Inc. Service Electric Company (DE) Service Electric Company of Delaware Service Electric Company Of Delaware Service Electric Company, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Valard Geomatics BC, Ltd. | Exhibit 21 | subsidiary=Valard Geomatics BC, Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | R. R. Cassidy, Inc. | Exhibit 21 | subsidiary=R. R. Cassidy, Inc.; jurisdiction=Louisiana |
| 2026-02-19 | 종속회사 | QESC GP Ltd. | Exhibit 21 | subsidiary=QESC GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta West, LLC | Exhibit 21 | subsidiary=Quanta West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Blackbox Technologies International | Exhibit 21 | subsidiary=Blackbox Technologies International; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Intermountain Electric, Inc. Grand Electric Inc. IM Electric, Inc. Ime Electric Intermountain Electric, Inc. which will do business in California as: Colorado IM Electric Intermountain Electric, Inc., A Corporation of Colorado | Exhibit 21 | subsidiary=Intermountain Electric, Inc. Grand Electric Inc. IM Electric, Inc. Ime Electric Intermountain Electric, Inc. which will do business in California as: Colorado IM Electric Intermountain Electric, Inc., A Corporation of Colorado; jurisdiction=Colorado |
| 2026-02-19 | 종속회사 | Quanta Utility Operations, LLC | Exhibit 21 | subsidiary=Quanta Utility Operations, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Underground Construction Co., Inc. Delaware Underground Construction Co. Ucc - Underground Construction Co. UCC Underground Construction Co., Inc. Underground Construction Co., Inc. (Delaware) | Exhibit 21 | subsidiary=Underground Construction Co., Inc. Delaware Underground Construction Co. Ucc - Underground Construction Co. UCC Underground Construction Co., Inc. Underground Construction Co., Inc. (Delaware); jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Sumter Utilities, Inc. | Exhibit 21 | subsidiary=Sumter Utilities, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Infrastructure Holdings, LLC | Exhibit 21 | subsidiary=Quanta Infrastructure Holdings, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Underground Electric Construction Company, LLC | Exhibit 21 | subsidiary=Underground Electric Construction Company, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Investment UL, LLC | Exhibit 21 | subsidiary=QSI Investment UL, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Management, LLC | Exhibit 21 | subsidiary=QSI Management, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Nova Constructors LLC | Exhibit 21 | subsidiary=Nova Constructors LLC; jurisdiction=Japan |
| 2026-02-19 | 종속회사 | Quanta Workforce Solutions, LLC | Exhibit 21 | subsidiary=Quanta Workforce Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Electric Power Services West, LLC | Exhibit 21 | subsidiary=Quanta Electric Power Services West, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Phoenix Power Group, Inc. | Exhibit 21 | subsidiary=Phoenix Power Group, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Northstar Energy Solutions, LLC Northstar Energy, LLC | Exhibit 21 | subsidiary=Northstar Energy Solutions, LLC Northstar Energy, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Services International Holdings II Limited Partnership | Exhibit 21 | subsidiary=Quanta Services International Holdings II Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Stronghold Companies U.K. Ltd. | Exhibit 21 | subsidiary=Stronghold Companies U.K. Ltd.; jurisdiction=United Kingdom |
| 2026-02-19 | 종속회사 | NorthStar Energy Services, Inc. NC Northstar Energy Services, Inc NC Northstar Energy Services, Inc.Quanta Underground Services Quanta Underground Services (Culpeper Co) Quanta Underground Services (Spotsylvania Co) Quanta Underground Services, Inc. | Exhibit 21 | subsidiary=NorthStar Energy Services, Inc. NC Northstar Energy Services, Inc NC Northstar Energy Services, Inc. Quanta Underground Services Quanta Underground Services (Culpeper Co) Quanta Underground Services (Spotsylvania Co) Quanta Underground Services, Inc.; jurisdiction=North Carolina |
| 2026-02-19 | 종속회사 | T. G. Mercer Consulting Services, Inc. | Exhibit 21 | subsidiary=T. G. Mercer Consulting Services, Inc.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Innoversa Mobile Solutions, LLC | Exhibit 21 | subsidiary=Innoversa Mobile Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Island Mechanical Corporation | Exhibit 21 | subsidiary=Island Mechanical Corporation; jurisdiction=Hawaii |
| 2026-02-19 | 종속회사 | Blattner Canada, LLC | Exhibit 21 | subsidiary=Blattner Canada, LLC; jurisdiction=Minnesota |
| 2026-02-19 | 종속회사 | Blattner Energy, LLC Blattner Energy, PLLC | Exhibit 21 | subsidiary=Blattner Energy, LLC Blattner Energy, PLLC; jurisdiction=Minnesota |
| 2026-02-19 | 종속회사 | Dacon Corporation Dacon Corporation (DE) | Exhibit 21 | subsidiary=Dacon Corporation Dacon Corporation (DE); jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Mid America Energy Services, Inc. TA Construction Tom Allen Construction Company Inc. Tom Allen Construction Company of Delaware | Exhibit 21 | subsidiary=Mid America Energy Services, Inc. TA Construction Tom Allen Construction Company Inc. Tom Allen Construction Company of Delaware; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | J.C.R. Construction Co., Inc. J.C.R. Utility Construction Co. | Exhibit 21 | subsidiary=J.C.R. Construction Co., Inc. J.C.R. Utility Construction Co.; jurisdiction=New Hampshire |
| 2026-02-19 | 종속회사 | Carolina Power & Signalization, LLC | Exhibit 21 | subsidiary=Carolina Power & Signalization, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Pennsylvania Transformer Technology, LLC | Exhibit 21 | subsidiary=Pennsylvania Transformer Technology, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Heritage Midstream, LLC | Exhibit 21 | subsidiary=Heritage Midstream, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Investment VFD, LLC | Exhibit 21 | subsidiary=QSI Investment VFD, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta International Holdings (US) LLC | Exhibit 21 | subsidiary=Quanta International Holdings (US) LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Clear Power Alaska Joint Venture, LLC | Exhibit 21 | subsidiary=Clear Power Alaska Joint Venture, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Mears Holdings, LLC Mears Holdings Ny, LLC TN Mears Holdings, LLC | Exhibit 21 | subsidiary=Mears Holdings, LLC Mears Holdings Ny, LLC TN Mears Holdings, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Potelco, Inc. Potelco, Incorporated | Exhibit 21 | subsidiary=Potelco, Inc. Potelco, Incorporated; jurisdiction=Washington |
| 2026-02-19 | 종속회사 | TurnKey Automation, Ltd. TurnKey Automation Limited Partnership TurnKey Automation, Limited Partnership Turnkey Automation, Ltd. L.P. TurnKey Automation, Ltd. Limited Partnership TurnKey Automation, Ltd., Limited Partnership TurnKey Automaton, Ltd. L.P. TurnKey I&E, Ltd. | Exhibit 21 | subsidiary=TurnKey Automation, Ltd. TurnKey Automation Limited Partnership TurnKey Automation, Limited Partnership TurnKey Automation, Ltd. L.P. TurnKey Automation, Ltd. Limited Partnership TurnKey Automation, Ltd., Limited Partnership TurnKey Automaton, Ltd. L.P. TurnKey I&E, Ltd.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Stronghold Specialty General, LLC | Exhibit 21 | subsidiary=Stronghold Specialty General LLC; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Crux Subsurface, Inc. | Exhibit 21 | subsidiary=Crux Subsurface, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | QSI Finance VI (Canada) ULC | Exhibit 21 | subsidiary=QSI Finance VI (Canada) ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | North American Services Group, LLC | Exhibit 21 | subsidiary=North American Services Group, LLC; jurisdiction=Kentucky |
| 2026-02-19 | 종속회사 | Canadian Utility Construction GP Ltd. | Exhibit 21 | subsidiary=Canadian Utility Construction GP Ltd.; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta International Holdings V Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings V Ltd.; jurisdiction=British Virgin Islands |
| 2026-02-19 | 종속회사 | Quanta Services International Holdings LP | Exhibit 21 | subsidiary=Quanta Services International Holdings LP; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | QSI Finance III (Canada) ULC | Exhibit 21 | subsidiary=QSI Finance III (Canada) ULC; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Allteck Limited Partnership | Exhibit 21 | subsidiary=Allteck Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | Quanta Electric Power Services, LLC | Exhibit 21 | subsidiary=Quanta Electric Power Services, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Insurance Company, Inc. | Exhibit 21 | subsidiary=Quanta Insurance Company, Inc.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Quanta Capital LP, L.P. | Exhibit 21 | subsidiary=Quanta Capital LP, L.P.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Quanta Services Management Partnership, L.P. | Exhibit 21 | subsidiary=Quanta Services Management Partnership, L.P.; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | Valard Equipment GP Ltd. | Exhibit 21 | subsidiary=Valard Equipment GP Ltd.; jurisdiction=Alberta |
| 2026-02-19 | 종속회사 | Cat-Spec, Ltd. Cat Spec Limited, LP Cat Spec, Ltd CAT SPEC, Ltd. Cat-Spec, Ltd., L.P. Cat-Spec, Ltd., LP Cat Spec, Ltd. L.P. Cat Spec, Ltd., LP Cat Spec., Ltd. LP Cat-Spec Ltd, LP CAT-SPEC, Limited Partnership CAT-SPEC, Limited Partnership (Regd Name) CAT SPEC, Ltd. (Part Name) Cat-Spec, Ltd., LP (Used in VA By: Cat-Spec, Ltd.) Cat-Spec, Ltd (A Domestic limited Partnership) Cat-Spec, Ltd. Limited Partnership | Exhibit 21 | subsidiary=Cat-Spec, Ltd. Cat Spec Limited, LP Cat Spec, Ltd CAT SPEC, Ltd. Cat-Spec, Ltd., L.P. Cat-Spec, Ltd., LP Cat Spec, Ltd. L.P. Cat Spec, Ltd., LP Cat Spec., Ltd. LP Cat-Spec Ltd, LP CAT-SPEC, Limited Partnership CAT-SPEC, Limited Partnership (Regd Name) CAT SPEC, Ltd. (Part Name) Cat-Spec, Ltd., LP (Used in VA By: Cat-Spec, Ltd.) Cat-Spec, Ltd (A Domestic limited Partnership) Cat-Spec, Ltd. Limited Partnership; jurisdiction=Texas |
| 2026-02-19 | 종속회사 | NAES Northeast, LLC | Exhibit 21 | subsidiary=NAES Northeast, LLC; jurisdiction=New York |
| 2026-02-19 | 종속회사 | QSN Lux Holdings I SCSp | Exhibit 21 | subsidiary=QSN Lux Holdings I SCSp; jurisdiction=Luxembourg |
| 2026-02-19 | 종속회사 | QSI PR, LLC | Exhibit 21 | subsidiary=QSI PR, LLC; jurisdiction=Puerto Rico |
| 2026-02-19 | 종속회사 | Valard Construction, LLC Valard | Exhibit 21 | subsidiary=Valard Construction, LLC Valard; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Enscope Pty Ltd | Exhibit 21 | subsidiary=Enscope Pty Ltd; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Quanta Industrial Solutions, LLC | Exhibit 21 | subsidiary=Quanta Industrial Solutions, LLC; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Banister Pipelines Limited Partnership | Exhibit 21 | subsidiary=Banister Pipelines Limited Partnership; jurisdiction=British Columbia |
| 2026-02-19 | 종속회사 | QPS Flint, LLC QPS Flint Construction QPS Flint Tank Services QPS Professional Services Quanta Environmental Solutions Quanta EPC Services Quanta Tank Services | Exhibit 21 | subsidiary=QPS Flint, LLC QPS Flint Construction QPS Flint Tank Services QPS Professional Services Quanta Environmental Solutions Quanta EPC Services Quanta Tank Services; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Coe Drilling Pty Ltd. Coe Group Mears Integrity Solutions | Exhibit 21 | subsidiary=Coe Drilling Pty Ltd. Coe Group Mears Integrity Solutions; jurisdiction=Australia |
| 2026-02-19 | 종속회사 | Quanta Utility Installation Company, Inc. | Exhibit 21 | subsidiary=Quanta Utility Installation Company, Inc.; jurisdiction=Delaware |
| 2026-02-19 | 종속회사 | Brink Constructors, Inc. Brink Constructors, Inc. A Corporation Of South Dakota | Exhibit 21 | subsidiary=Brink Constructors, Inc. Brink Constructors, Inc. A Corporation Of South Dakota; jurisdiction=South Dakota |
| 2026-02-19 | 종속회사 | Quanta Utility Operations PR, LLC | Exhibit 21 | subsidiary=Quanta Utility Operations PR, LLC; jurisdiction=Puerto Rico |
| 2026-02-19 | 종속회사 | Nova Group, Inc. NGI Construction NGI Construction, Inc. NGI Construction, Inc. (FN) Nova Group, Inc Nova Group, Inc (CA) Nova Group, Inc. DBA NGI Construction | Exhibit 21 | subsidiary=Nova Group, Inc. NGI Construction NGI Construction, Inc. NGI Construction, Inc. (FN) Nova Group, Inc Nova Group, Inc (CA) Nova Group, Inc. DBA NGI Construction; jurisdiction=California |
| 2025-02-20 | 종속회사 | Quanta Technology Canada Ltd. | Exhibit 21 | subsidiary=Quanta Technology Canada Ltd.; jurisdiction=British Columbia |
| 2025-02-20 | 종속회사 | Quanta Infrastructure Solutions Group, LLC Iron Power Services QEPC QISG QPEC Quanta Electric Power Construction, LLC Timken Power Systems GS | Exhibit 21 | subsidiary=Quanta Infrastructure Solutions Group, LLC Iron Power Services QEPC QISG QPEC Quanta Electric Power Construction, LLC Timken Power Systems GS; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | FiberTel, LLC Fibertel Communications Fiber Telecom NV LLC Fiber Telecom NV | Exhibit 21 | subsidiary=FiberTel, LLC Fibertel Communications Fiber Telecom NV LLC Fiber Telecom NV; jurisdiction=Utah |
| 2025-02-20 | 종속회사 | Quanta Cares | Exhibit 21 | subsidiary=Quanta Cares; jurisdiction=Texas |
| 2025-02-20 | 종속회사 | Quanta Canada Renewables GP Ltd. | Exhibit 21 | subsidiary=Quanta Canada Renewables GP Ltd.; jurisdiction=Alberta |
| 2025-02-20 | 종속회사 | Par Internacional, S. de R.L. de C.V. | Exhibit 21 | subsidiary=Par Internacional, S. de R.L. de C.V.; jurisdiction=Mexico |
| 2025-02-20 | 종속회사 | Quanta Services Costa Rica, Ltda. | Exhibit 21 | subsidiary=Quanta Services Costa Rica, Ltda.; jurisdiction=Costa Rica |
| 2025-02-20 | 종속회사 | Energy Services West, LLC | Exhibit 21 | subsidiary=Energy Services West, LLC; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Cable Communication Services, LLC | Exhibit 21 | subsidiary=Cable Communication Services, LLC; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Infrastructure Tackle & Supply, LLC | Exhibit 21 | subsidiary=Infrastructure Tackle & Supply, LLC; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Mears Group, Inc. De Mears Group De Mears Group, Inc. Enscope Ranger Directional | Exhibit 21 | subsidiary=Mears Group, Inc. De Mears Group De Mears Group, Inc. Enscope Ranger Directional; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Quanta Technology, LLC Delaware Quanta Technology, LLC | Exhibit 21 | subsidiary=Quanta Technology, LLC Delaware Quanta Technology, LLC; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Quanta Telecommunication Solutions, LLC Quanta Telecom Quanta Telecom Services Quanta Telecommunication Services Quanta Telecommunications Services, LLC | Exhibit 21 | subsidiary=Quanta Telecommunication Solutions, LLC Quanta Telecom Quanta Telecom Services Quanta Telecommunication Services Quanta Telecommunications Services, LLC; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Mearsmex S. de R.L. de C.V. | Exhibit 21 | subsidiary=Mearsmex S. de R.L. de C.V.; jurisdiction=Mexico |
| 2025-02-20 | 종속회사 | Quanta Services Colombia S.A.S. | Exhibit 21 | subsidiary=Quanta Services Colombia S.A.S.; jurisdiction=Colombia |
| 2025-02-20 | 종속회사 | Lex Engineering Ltd. | Exhibit 21 | subsidiary=Lex Engineering Ltd.; jurisdiction=British Columbia |
| 2025-02-20 | 종속회사 | Quanta Canada Renewables LP | Exhibit 21 | subsidiary=Quanta Canada Renewables LP; jurisdiction=Alberta |
| 2025-02-20 | 종속회사 | Flare Construction, LLC Flare Construction, Inc. | Exhibit 21 | subsidiary=Flare Construction, LLC Flare Construction, Inc.; jurisdiction=Utah |
| 2025-02-20 | 종속회사 | InfraSource Construction, LLC Infrasource Iowa Underground, LLC InfraSources Construction, LLC IUC ILLINOIS, LLC IUC Nebraska, LLC QS Mats Trans Tech Electric | Exhibit 21 | subsidiary=InfraSource Construction, LLC Infrasource Iowa Underground, LLC InfraSources Construction, LLC IUC ILLINOIS, LLC IUC Nebraska, LLC QS Mats Trans Tech Electric; jurisdiction=Delaware |
| 2025-02-20 | 종속회사 | Quanta International Holdings VII, Ltd. | Exhibit 21 | subsidiary=Quanta International Holdings VII, Ltd.; jurisdiction=British Virgin Islands |
| 2025-02-20 | 종속회사 | Brent Woodward, Inc. | Exhibit 21 | subsidiary=Brent Woodward, Inc.; jurisdiction=Oregon |
| 2024-02-22 | 종속회사 | Valard Major Transmission GP Ltd. | Exhibit 21 | subsidiary=Valard Major Transmission GP Ltd.; jurisdiction=Alberta |
| 2024-02-22 | 종속회사 | Performance Energy Services Guyana, Ltd. | Exhibit 21 | subsidiary=Performance Energy Services Guyana, Ltd.; jurisdiction=British Virgin Islands |
| 2024-02-22 | 종속회사 | Hallen Integrated Construction Services, LLC | Exhibit 21 | subsidiary=Hallen Integrated Construction Services, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | QSI Finance II (Lux) S.à r.l | Exhibit 21 | subsidiary=QSI Finance II (Lux) S.à r.l; jurisdiction=Luxembourg |
| 2024-02-22 | 종속회사 | Valard Major Transmission USA, LLC | Exhibit 21 | subsidiary=Valard Major Transmission USA, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | RP Construction Services, LLC RP Construction, Inc. RPCS Solar Tracking System, LLC Rpcs Solar Tracking Systems, Inc. Rpcs Solar Tracking Systems, LLC Rpcs, Inc | Exhibit 21 | subsidiary=RP Construction Services, LLC RP Construction, Inc. RPCS Solar Tracking System, LLC Rpcs Solar Tracking Systems, Inc. Rpcs Solar Tracking Systems, LLC Rpcs, Inc; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Quanta Services Guatemala, Ltda. | Exhibit 21 | subsidiary=Quanta Services Guatemala, Ltda.; jurisdiction=Guatemala |
| 2024-02-22 | 종속회사 | Power Engineering Services, LLC | Exhibit 21 | subsidiary=Power Engineering Services, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Valard Construction Australia Pty Ltd. | Exhibit 21 | subsidiary=Valard Construction Australia Pty Ltd.; jurisdiction=Australia |
| 2024-02-22 | 종속회사 | Robinson Brothers Construction, LLC Robinson Brothers Construction , Inc. Robinson Brothers Construction, LLC Robinson Brothers Construction, LLC A Limited Liability Company of Delaware UT RBC, LLC | Exhibit 21 | subsidiary=Robinson Brothers Construction, LLC Robinson Brothers Construction , Inc. Robinson Brothers Construction, LLC Robinson Brothers Construction, LLC A Limited Liability Company of Delaware UT RBC, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | QSI, Inc. CA-QSI, Delaware Inc DE QSI INC De Qsi Inc. QSI (DE), INC. Qsi, Inc. Of | Exhibit 21 | subsidiary=QSI, Inc. CA-QSI, Delaware Inc DE QSI INC De Qsi Inc. QSI (DE), INC. Qsi, Inc. Of; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Irby Construction Company Irby Construction Company, Inc. Legend Foundation Services Marathon Construction Services | Exhibit 21 | subsidiary=Irby Construction Company Irby Construction Company, Inc. Legend Foundation Services Marathon Construction Services; jurisdiction=Mississippi |
| 2024-02-22 | 종속회사 | Axcentium Pty Ltd (f/k/a DOD Fueling Contractors Pty Ltd.) | Exhibit 21 | subsidiary=Axcentium Pty Ltd (f/k/a DOD Fueling Contractors Pty Ltd.); jurisdiction=Australia |
| 2024-02-22 | 종속회사 | Valard Construction LP | Exhibit 21 | subsidiary=Valard Construction LP; jurisdiction=Alberta |
| 2024-02-22 | 종속회사 | Arnett & Burgess Pipeliners (Rockies) LLC | Exhibit 21 | subsidiary=Arnett & Burgess Pipeliners (Rockies) LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | QPS Engineering, LLC QPS Engineering PLLC QPS Environmental QPS Global QPS Global Services QPS Global Services (Richmond Ci) QPSE | Exhibit 21 | subsidiary=QPS Engineering, LLC QPS Engineering PLLC QPS Environmental QPS Global QPS Global Services QPS Global Services (Richmond Ci) QPSE; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Consolidated Power Projects Australia Pty Ltd Conpower Consolidated Power Consolidated Power Industries CPP Civil | Exhibit 21 | subsidiary=Consolidated Power Projects Australia Pty Ltd Conpower Consolidated Power Consolidated Power Industries CPP Civil; jurisdiction=Australia |
| 2024-02-22 | 종속회사 | EHV Power ULC EHV Power ULC Corp. | Exhibit 21 | subsidiary=EHV Power ULC EHV Power ULC Corp.; jurisdiction=British Columbia |
| 2024-02-22 | 종속회사 | QSI Finance IV (Canada) ULC | Exhibit 21 | subsidiary=QSI Finance IV (Canada) ULC; jurisdiction=British Columbia |
| 2024-02-22 | 종속회사 | Valard Construction 2008 Ltd. | Exhibit 21 | subsidiary=Valard Construction 2008 Ltd.; jurisdiction=Alberta |
| 2024-02-22 | 종속회사 | FIC GP, LLC | Exhibit 21 | subsidiary=FIC GP, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | RMS Holdings, LLC RMS Holdings, LLC (Delaware) RMS Welding Systems Rms Welding Systems LLC RMS Welding Systems, LLC Rms Welding, LLC RMS Welding Systems LLC (Used in VA By: RMS Holdings, LLC) RMS Welding Systems, LLC (RMS Holdings, LLC) | Exhibit 21 | subsidiary=RMS Holdings, LLC RMS Holdings, LLC (Delaware) RMS Welding Systems Rms Welding Systems LLC RMS Welding Systems, LLC Rms Welding, LLC RMS Welding Systems LLC (Used in VA By: RMS Holdings, LLC) RMS Welding Systems, LLC (RMS Holdings, LLC); jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Performance Energy Services, L.L.C. Fuzion Specialty Turnarounds And Piping FUZION SPECIALTY TURNAROUNDS AND PIPING | Exhibit 21 | subsidiary=Performance Energy Services, L.L.C. Fuzion Specialty Turnarounds And Piping FUZION SPECIALTY TURNAROUNDS AND PIPING; jurisdiction=Louisiana |
| 2024-02-22 | 종속회사 | Alexander Publications, LLC | Exhibit 21 | subsidiary=Alexander Publications, LLC; jurisdiction=California |
| 2024-02-22 | 종속회사 | TC Infrastructure Services Ltd. | Exhibit 21 | subsidiary=TC Infrastructure Services Ltd.; jurisdiction=British Columbia |
| 2024-02-22 | 종속회사 | Evergreen Environmental Services, L.L.C. | Exhibit 21 | subsidiary=Evergreen Environmental Services, L.L.C.; jurisdiction=Texas |
| 2024-02-22 | 종속회사 | North American Industrial Services, Inc. | Exhibit 21 | subsidiary=North American Industrial Services, Inc.; jurisdiction=New York |
| 2024-02-22 | 종속회사 | NPC Energy Services LLC | Exhibit 21 | subsidiary=NPC Energy Services LLC; jurisdiction=Alaska |
| 2024-02-22 | 종속회사 | Grid Manufacturing Corporation Northwest Lineman College | Exhibit 21 | subsidiary=Grid Manufacturing Corporation Northwest Lineman College; jurisdiction=Idaho |
| 2024-02-22 | 종속회사 | M. J. Electric, LLC Great Lakes Line Builders Iron Mountain M.J. Electric, LLC IRON POWER SERVICES, A DIVISION OF M. .J ELECTRIC Iron Power Services Iron Power Services, A Division of M.J. Electric, LLC M. J. Electric, LLC – Iron Mountain M. J. Electric, LLC DBA M. J. Electric Iron Mountain, LLC M. J. ELECTRIC, LLC IRON MOUNTAIN M.J. Electric, LLC DBA M.J. Electric Iron Mountain M.J. Electric, LLC Iron Mountain MJ Drilling, A Division of M. J. Electric MJ Drilling, A Division of M. J. Electric, LLC MJ Excavating, A Division of M.J.Electric, LLC Process Controls & Instrumentation Process Controls & Instrumentation, A Division of M. J. Electric, LLC | Exhibit 21 | subsidiary=M. J. Electric, LLC Great Lakes Line Builders Iron Mountain M.J. Electric, LLC IRON POWER SERVICES, A DIVISION OF M. .J ELECTRIC Iron Power Services Iron Power Services, A Division of M.J. Electric, LLC M. J. Electric, LLC – Iron Mountain M. J. Electric, LLC DBA M. J. Electric Iron Mountain, LLC M. J. ELECTRIC, LLC IRON MOUNTAIN M.J. Electric, LLC DBA M.J. Electric Iron Mountain M.J. Electric, LLC Iron Mountain MJ Drilling, A Division of M. J. Electric MJ Drilling, A Division of M. J. Electric, LLC MJ Excavating, A Division of M.J.Electric, LLC Process Controls & Instrumentation Process Controls & Instrumentation, A Division of M. J. Electric, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | First Infrastructure Capital Advisors, LLC | Exhibit 21 | subsidiary=First Infrastructure Capital Advisors, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Quanta Infrastructure Services, LLC | Exhibit 21 | subsidiary=Quanta Infrastructure Services, LLC; jurisdiction=Delaware |
| 2024-02-22 | 종속회사 | Valard Major Transmission LP | Exhibit 21 | subsidiary=Valard Major Transmission LP; jurisdiction=Alberta |
| 2024-02-22 | 종속회사 | Quanta Infraestructura de Chile SpA | Exhibit 21 | subsidiary=Quanta Infraestructura de Chile SpA; jurisdiction=Chile |
| 2000-01-01 | 공급계약 | Department of the Interior | USAspending 연방조달 | 수령자=sec:0001050915; 기관=Department of the Interior; 합계=3199.47; awards=['140P1518P0080'] |
| 2000-01-01 | 공급계약 | Department of the Interior | USAspending 연방조달 | 수령자=sec:0001050915; 기관=Department of the Interior; 합계=3199.47; awards=['140P1518P0080'] |
| 2000-01-01 | 공급계약 | NOVA GROUP, INC. | USAspending 하도급 | 하도급사=QUANTA SERVICES, INC.; 원청=NOVA GROUP, INC.; 금액=4651300.28 |
| 2000-01-01 | 공급계약 | NOVA GROUP, INC. | USAspending 하도급 | 하도급사=QUANTA SERVICES, INC.; 원청=NOVA GROUP, INC.; 금액=4651300.28 |