Company
CLEAN HARBORS INC sec:0000822818
관계 그래프 → · 관계 트리 · 리포트 다운로드 →
개요
159
확정 관계
141
추론 관계
0
교차검증
0
주요 제품
주요 제품 · Hazardous Waste Management
| 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 | |
|---|---|---|---|---|
| 2026-02-18 | 종속회사 | Hepaco, LLC | - | |
| 2026-02-18 | 종속회사 | Lonestar West Inc.* | - | |
| 2026-02-18 | 종속회사 | Disposal Properties, LLC | - | |
| 2026-02-18 | 종속회사 | Environmental Management Specialists, LLC | - | |
| 2026-02-18 | 종속회사 | Clean Harbors Pecatonica, LLC | - |
기업개요
- 대표자
- —
- 업종
- Hazardous Waste Management
- 설립일
- —
- 주소
- 42 LONGWATER DRIVE, NORWELL, MA, 02061-9149
- 홈페이지
- —
- 종목코드
- CLH
재무 (연결 우선 · 단위는 위 금액 단위 선택을 따름) 출처: SEC XBRL
| 지표 | 2025-FY CFS | 2024-FY CFS | 2023-FY CFS | 2018-FY CFS | 2017-FY CFS | 2016-FY CFS | 2015-FY CFS |
|---|---|---|---|---|---|---|---|
| 손익 | |||||||
| 매출액 | 5409152000.0000 | 5166605000.0000 | 3805566000.0000 | — | — | — | — |
| 영업이익 | 612439000.0000 | 634747000.0000 | 347887000.0000 | — | — | — | — |
| 세전계속사업이익 | 503279000.0000 | 537998000.0000 | 269715000.0000 | — | — | — | — |
| 당기순이익 | 377856000.0000 | 411744000.0000 | 203247000.0000 | — | — | — | — |
| 당기순이익(지배) | — | — | — | — | — | — | — |
| 재무상태 | |||||||
| 자산총계 | 7377278000.0000 | 6382869000.0000 | 6129707000.0000 | — | — | — | — |
| 부채총계 | — | — | — | 2518368000.0000 | 2597679000.0000 | 2335146000.0000 | — |
| 자본총계 | — | — | — | — | 1262871000.0000 | 1475639000.0000 | 1432072000.0000 |
| 자본총계(지배) | — | — | — | — | — | — | — |
| 자본금 | — | — | — | — | — | — | — |
| 현금흐름 | |||||||
| 영업활동현금흐름 | 734552000.0000 | 626214000.0000 | 545997000.0000 | — | — | — | — |
| 투자활동현금흐름 | -575050000.0000 | -388944000.0000 | -1507602000.0000 | — | — | — | — |
| 재무활동현금흐름 | -208891000.0000 | -187315000.0000 | 898249000.0000 | — | — | — | — |
| CAPEX | 422300000.0000 | 345056000.0000 | 241856000.0000 | — | — | — | — |
| FCF | 312252000.0000 | 281158000.0000 | 304141000.0000 | — | — | — | — |
| 이자발생부채 | — | — | — | — | — | — | — |
| 비율 | |||||||
| 영업이익률 | 11.32% | 12.29% | 9.14% | — | — | — | — |
| 순이익률 | 6.99% | 7.97% | 5.34% | — | — | — | — |
| ROE | — | — | — | — | — | — | — |
| ROA | 5.12% | 6.45% | 3.32% | — | — | — | — |
| 부채비율 | — | — | — | — | 205.70% | 158.25% | — |
| 자본유보율 | — | — | — | — | — | — | — |
| 주당·시장 | |||||||
| EPS | 6.9900 | 7.5900 | 3.7300 | — | — | — | — |
| BPS | — | — | — | — | — | — | — |
| PER | — | — | — | — | — | — | — |
| PBR | — | — | — | — | — | — | — |
| 현금DPS | — | — | — | — | — | — | — |
| 현금배당수익률 | — | — | — | — | — | — | — |
| 현금배당성향 | — | — | — | — | — | — | — |
| 발행주식수(보통주) | — | — | — | — | — | — | — |
| 시가총액 | — | — | — | — | — | — | — |
확정 관계 159건
| 유형 | 상대 회사 | 방향 | 품질 | 상태 | |
|---|---|---|---|---|---|
| 종속회사 | Hepaco, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar West Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Disposal Properties, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Environmental Management Specialists, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Pecatonica, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dene Nation Industrial Services LTD.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Lodging Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Omnichem, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Clive, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Recycling of Central Florida, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen of California, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | American Industrial Assurance Company 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Envirosystems Company of Puerto Rico, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Roebuck Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Innu Environmental Services, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Aragonite, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hilliard Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Northeast Casualty Insurance Company 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals USA, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors BDT, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Laurel, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Industrial Service Oil Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HydroChem Canada ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Andover, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Altair Disposal Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Recycling Services of Ohio, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Finance LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Emergency Response and Training Solutions, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Canada, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Versant Energy Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Buttonwillow, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Gulf Coast LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Arizona, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors San Leon, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC LDAR Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Wichita, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Chattanooga, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Lodging Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Plaquemine Remediation Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Disposal Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Power Vac Construction L.L.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors San Jose, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Louisiana, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Grassy Mountain, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Texas, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Coffeyville, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Philip Services/North Central, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Central Region LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | DFW Waste Oil Service, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Connecticut, Inc. (DE) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Services Corp.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Caribe, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Intermediate Holdings LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Thompson Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Vulsay Industries Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Ricky's Oil & Environmental Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Systems, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Outsourcing, LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Versant Energy Services, LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Envirosystems Company 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Noble Oil Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kimball Realty, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Baltimore, Inc. (DE Corp.) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Wilmington, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Tri-vax Enterprises Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Sawyer Disposal Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Holdings Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Service Chemical, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Industrial Services Canada, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Tennessee, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Deer Park, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | GSX Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC Industrial Group, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Murphy's Waste Oil Service, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CB Canada Acquisition, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Florida, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar West Enterprises LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Hydrocarbon Recovery, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cousins Waste Control, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors White Castle, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | LJ Energy Services Intermediate Holding Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar Vacuum Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Spring Grove Resource Recovery, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Development, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Production Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Mercier, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Jesco Industrial Service, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Corporate, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Green View Technologies, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Braintree, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Global Vapor Control, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Westmorland, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Outsourcing of Michigan, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PMS Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Bridgeport Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Deer Trail, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Seaport Environmental, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Environmental Management Alternatives, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Reidsville, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Confined Space Services L.L.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | SK D'Incineration Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Laidlaw Environmental Services de Mexico S.A. de C.V.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kingston Facility Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | NTS, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Waters of Ohio LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Canada Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Real Estate LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Service of Beaumont, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hepaco GC, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar Sylvan Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Rosemead Oil Products, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen International, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Environmental Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Waters Pollution Control Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Lake Charles LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hepaco Blocker, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Debusk Industrial Services Company LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The Solvents Recovery Service of New Jersey, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Recycling Services of Chicago, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | RMF Aquilex Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Service, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Crowley Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Baton Rouge Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hepaco Holding, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Emerald Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Service Catalyst LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Quebec, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Ace/Allwaste Environmental Services of Indiana, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar West Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kansas, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors LaPorte, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Western Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Tulsa Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Recycling, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cyn Oil Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CB Canada Holdings, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors El Dorado, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals Partnership* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Lone Mountain, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | EnviroSORT Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Intermediate Corporate Holdings LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Colfax, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Baton Rouge, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CB US Holdings, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Industrial Services Group LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors India LLP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Thermo Fluids Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC PetroServ, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
후보 관계 141건
추론된 관계입니다 — 확정 아님. 품질·상태를 참고하세요.
| 유형 | 상대 회사 | 방향 | 품질 | 상태 | |
|---|---|---|---|---|---|
| 종속회사 | SMJ International Holdings Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | Cadre Holdings, Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | SMJ International Holdings Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | Cadre Holdings, Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | SMJ International Holdings Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | Cadre Holdings, Inc. 유사매칭 | 기준→상대 | C 주의 | 후보 | 근거 |
| 종속회사 | Lonestar West Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Lonestar West Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Murphy's Waste Oil Service, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Northeast Casualty Insurance Company 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Omnichem, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Philip Services/North Central, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CB US Holdings, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PMS Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Power Vac Construction L.L.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Holdings Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Outsourcing of Michigan, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial Outsourcing, LP 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC Industrial, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | PSC LDAR Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Ricky's Oil & Environmental Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | RMF Aquilex Corp. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Roebuck Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Rosemead Oil Products, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Canada Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Envirosystems Company of Puerto Rico, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen International, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen of California, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen Systems, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Safety-Kleen, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Sawyer Disposal Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Andover, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Seaport Environmental, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Service Chemical, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | SK D'Incineration Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Corporate, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Service Catalyst LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Service of Beaumont, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Lake Charles LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Louisiana, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Speed Industrial Services of Texas, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Aragonite, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Spring Grove Resource Recovery, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Hydrocarbon Recovery, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Recycling of Central Florida, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Synergy Recycling, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | The Solvents Recovery Service of New Jersey, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Thermo Fluids Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Thompson Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Tri-vax Enterprises Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Tulsa Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Arizona, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Versant Energy Services, LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Vulsay Industries Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Baton Rouge, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors BDT, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Buttonwillow, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Canada, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Finance LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Caribe, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Chattanooga, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Clive, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Coffeyville, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Colfax, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Deer Trail, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Development, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Disposal Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors El Dorado, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Intermediate Corporate Holdings LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Services Corp.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy and Industrial Western Ltd.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Energy Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Environmental Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Exploration Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Grassy Mountain, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex Intermediate Holdings LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors India LLP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Industrial Services Canada, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Innu Environmental Services, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kansas, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kimball Realty, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Kingston Facility Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors LaPorte, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Laurel, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Lodging Services LP* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Lodging Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Aquilex LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Mercier, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Baltimore, Inc. (DE Corp.) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Braintree, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors of Connecticut, Inc. (DE) 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Pecatonica, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Production Services, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Quebec, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Recycling Services of Chicago, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Recycling Services of Ohio, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Baton Rouge Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Reidsville, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors San Jose, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors San Leon, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals Partnership* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals USA, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Surface Rentals, ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Tennessee, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Westmorland, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors White Castle, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Bridgeport Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Wichita, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Clean Harbors Wilmington, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Confined Space Services L.L.C. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cousins Waste Control, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Crowley Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Cyn Oil Corporation 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Dene Nation Industrial Services LTD.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | DFW Waste Oil Service, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Disposal Properties, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Emerald Services, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | EnviroSORT Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Global Vapor Control, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Green View Technologies, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | GSX Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Hilliard Disposal, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC Industrial Group, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC Industrial Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HPC PetroServ, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | HydroChem Canada ULC* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Central Region LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Gulf Coast LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | IISG Real Estate LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Industrial Service Oil Company, Inc. 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Industrial Services Group LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Waters of Ohio LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Inland Waters Pollution Control Services LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Jesco Industrial Service, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Laidlaw Environmental Services de Mexico S.A. de C.V.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Ace/Allwaste Environmental Services of Indiana, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | Altair Disposal Services, LLC 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
| 종속회사 | CB Canada Acquisition, Inc.* 미식별 | 기준→상대 | B 양호 | 확정 | 근거 |
근거
이 회사의 관계를 뒷받침하는 DART/SEC 원문 근거입니다.
| 공시일 | 관계 | 상대 | 섹션 | 원문 근거 |
|---|---|---|---|---|
| 2026-02-18 | 종속회사 | SMJ International Holdings Inc. | Exhibit 21 | subsidiary=CH International Holdings, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Cadre Holdings, Inc. | Exhibit 21 | subsidiary=CARBER Holdings, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Hepaco, LLC | Exhibit 21 | subsidiary=Hepaco, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Lonestar West Inc.* | Exhibit 21 | subsidiary=Lonestar West Inc.*; jurisdiction=Federally Chartered |
| 2026-02-18 | 종속회사 | Disposal Properties, LLC | Exhibit 21 | subsidiary=Disposal Properties, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Environmental Management Specialists, LLC | Exhibit 21 | subsidiary=Environmental Management Specialists, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Pecatonica, LLC | Exhibit 21 | subsidiary=Clean Harbors Pecatonica, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Lodging Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Lodging Services, ULC*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Clive, LLC | Exhibit 21 | subsidiary=Clean Harbors Clive, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Synergy Recycling of Central Florida, LLC | Exhibit 21 | subsidiary=Synergy Recycling of Central Florida, LLC; jurisdiction=Georgia |
| 2026-02-18 | 종속회사 | Safety-Kleen of California, Inc. | Exhibit 21 | subsidiary=Safety-Kleen of California, Inc.; jurisdiction=California |
| 2026-02-18 | 종속회사 | Aquilex LLC | Exhibit 21 | subsidiary=Aquilex LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Safety-Kleen Envirosystems Company of Puerto Rico, Inc. | Exhibit 21 | subsidiary=Safety-Kleen Envirosystems Company of Puerto Rico, Inc.; jurisdiction=Indiana |
| 2026-02-18 | 종속회사 | Roebuck Disposal, LLC | Exhibit 21 | subsidiary=Roebuck Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Innu Environmental Services, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Innu Environmental Services, Inc.*; jurisdiction=Newfoundland |
| 2026-02-18 | 종속회사 | PSC Industrial, Inc. | Exhibit 21 | subsidiary=PSC Industrial, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Aragonite, LLC | Exhibit 21 | subsidiary=Clean Harbors Aragonite, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Hilliard Disposal, LLC | Exhibit 21 | subsidiary=Hilliard Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Northeast Casualty Insurance Company | Exhibit 21 | subsidiary=Northeast Casualty Insurance Company; jurisdiction=Vermont |
| 2026-02-18 | 종속회사 | Clean Harbors Surface Rentals, ULC* | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals, ULC*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Surface Rentals USA, Inc. | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals USA, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors BDT, LLC | Exhibit 21 | subsidiary=Clean Harbors BDT, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Laurel, LLC | Exhibit 21 | subsidiary=Clean Harbors Laurel, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Industrial Service Oil Company, Inc. | Exhibit 21 | subsidiary=Industrial Service Oil Company, Inc.; jurisdiction=California |
| 2026-02-18 | 종속회사 | HydroChem Canada ULC* | Exhibit 21 | subsidiary=HydroChem Canada ULC*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Andover, LLC | Exhibit 21 | subsidiary=Clean Harbors Andover, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Altair Disposal Services, LLC | Exhibit 21 | subsidiary=Altair Disposal Services, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Recycling Services of Ohio, LLC | Exhibit 21 | subsidiary=Clean Harbors Recycling Services of Ohio, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Aquilex Finance LLC | Exhibit 21 | subsidiary=Aquilex Finance LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Emergency Response and Training Solutions, LLC | Exhibit 21 | subsidiary=Emergency Response and Training Solutions, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Canada, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Canada, Inc.*; jurisdiction=New Brunswick |
| 2026-02-18 | 종속회사 | Versant Energy Services, Inc. | Exhibit 21 | subsidiary=Versant Energy Services, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Buttonwillow, LLC | Exhibit 21 | subsidiary=Clean Harbors Buttonwillow, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Arizona, LLC | Exhibit 21 | subsidiary=Clean Harbors Arizona, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors San Leon, Inc. | Exhibit 21 | subsidiary=Clean Harbors San Leon, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | PSC LDAR Services, LLC | Exhibit 21 | subsidiary=PSC LDAR Services, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Wichita, LLC | Exhibit 21 | subsidiary=Clean Harbors Wichita, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Chattanooga, LLC | Exhibit 21 | subsidiary=Clean Harbors Chattanooga, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Lodging Services LP* | Exhibit 21 | subsidiary=Clean Harbors Lodging Services LP*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Plaquemine Remediation Services, LLC | Exhibit 21 | subsidiary=Plaquemine Remediation Services, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Disposal Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Disposal Services, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors San Jose, LLC | Exhibit 21 | subsidiary=Clean Harbors San Jose, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | HPC Industrial Services, LLC | Exhibit 21 | subsidiary=HPC Industrial Services, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Exploration Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Exploration Services, Inc.; jurisdiction=Nevada |
| 2026-02-18 | 종속회사 | Clean Harbors Energy and Industrial Services LP* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Services LP*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Grassy Mountain, LLC | Exhibit 21 | subsidiary=Clean Harbors Grassy Mountain, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Coffeyville, LLC | Exhibit 21 | subsidiary=Clean Harbors Coffeyville, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Philip Services/North Central, LLC | Exhibit 21 | subsidiary=Philip Services/North Central, LLC; jurisdiction=Iowa |
| 2026-02-18 | 종속회사 | Clean Harbors of Connecticut, Inc. (DE) | Exhibit 21 | subsidiary=Clean Harbors of Connecticut, Inc. (DE); jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Energy and Industrial Services Corp.* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Services Corp.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Caribe, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Caribe, Inc.*; jurisdiction=Puerto Rico |
| 2026-02-18 | 종속회사 | Aquilex Intermediate Holdings LLC | Exhibit 21 | subsidiary=Aquilex Intermediate Holdings LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Thompson Industrial Services, LLC | Exhibit 21 | subsidiary=Thompson Industrial Services, LLC; jurisdiction=North Carolina |
| 2026-02-18 | 종속회사 | Ricky's Oil & Environmental Services, LLC | Exhibit 21 | subsidiary=Ricky's Oil & Environmental Services, LLC; jurisdiction=Florida |
| 2026-02-18 | 종속회사 | Safety-Kleen Systems, Inc. | Exhibit 21 | subsidiary=Safety-Kleen Systems, Inc.; jurisdiction=Wisconsin |
| 2026-02-18 | 종속회사 | PSC Industrial Outsourcing, LP | Exhibit 21 | subsidiary=PSC Industrial Outsourcing, LP; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Versant Energy Services, LP* | Exhibit 21 | subsidiary=Versant Energy Services, LP*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Safety-Kleen Envirosystems Company | Exhibit 21 | subsidiary=Safety-Kleen Envirosystems Company; jurisdiction=California |
| 2026-02-18 | 종속회사 | Noble Oil Services, Inc. | Exhibit 21 | subsidiary=Noble Oil Services, Inc.; jurisdiction=North Carolina |
| 2026-02-18 | 종속회사 | Clean Harbors Kimball Realty, LLC | Exhibit 21 | subsidiary=Clean Harbors Kimball Realty, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors of Baltimore, Inc. (DE Corp.) | Exhibit 21 | subsidiary=Clean Harbors of Baltimore, Inc. (DE Corp.); jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Wilmington, LLC | Exhibit 21 | subsidiary=Clean Harbors Wilmington, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Tri-vax Enterprises Ltd.* | Exhibit 21 | subsidiary=Tri-vax Enterprises Ltd.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Sawyer Disposal Services, LLC | Exhibit 21 | subsidiary=Sawyer Disposal Services, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | PSC Industrial Holdings Corp. | Exhibit 21 | subsidiary=PSC Industrial Holdings Corp.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Service Chemical, LLC | Exhibit 21 | subsidiary=Service Chemical, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Industrial Services Canada, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Industrial Services Canada, Inc.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Tennessee, LLC | Exhibit 21 | subsidiary=Clean Harbors Tennessee, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Deer Park, LLC | Exhibit 21 | subsidiary=Clean Harbors Deer Park, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | GSX Disposal, LLC | Exhibit 21 | subsidiary=GSX Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | HPC Industrial Group, LLC | Exhibit 21 | subsidiary=HPC Industrial Group, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Murphy's Waste Oil Service, Inc. | Exhibit 21 | subsidiary=Murphy's Waste Oil Service, Inc.; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | CB Canada Acquisition, Inc.* | Exhibit 21 | subsidiary=CB Canada Acquisition, Inc.*; jurisdiction=Ontario |
| 2026-02-18 | 종속회사 | Clean Harbors Energy Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Energy Services, ULC*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Florida, LLC | Exhibit 21 | subsidiary=Clean Harbors Florida, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Lonestar West Enterprises LLC | Exhibit 21 | subsidiary=Lonestar West Enterprises LLC; jurisdiction=Oklahoma |
| 2026-02-18 | 종속회사 | Synergy Hydrocarbon Recovery, LLC | Exhibit 21 | subsidiary=Synergy Hydrocarbon Recovery, LLC; jurisdiction=Florida |
| 2026-02-18 | 종속회사 | Cousins Waste Control, LLC | Exhibit 21 | subsidiary=Cousins Waste Control, LLC; jurisdiction=Ohio |
| 2026-02-18 | 종속회사 | Clean Harbors White Castle, LLC | Exhibit 21 | subsidiary=Clean Harbors White Castle, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | LJ Energy Services Intermediate Holding Corp. | Exhibit 21 | subsidiary=LJ Energy Services Intermediate Holding Corp.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Lonestar Vacuum Inc.* | Exhibit 21 | subsidiary=Lonestar Vacuum Inc.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Services, Inc.; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | Spring Grove Resource Recovery, Inc. | Exhibit 21 | subsidiary=Spring Grove Resource Recovery, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Development, LLC | Exhibit 21 | subsidiary=Clean Harbors Development, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Production Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Production Services, ULC*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Mercier, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Mercier, Inc.*; jurisdiction=Quebec |
| 2026-02-18 | 종속회사 | Jesco Industrial Service, LLC | Exhibit 21 | subsidiary=Jesco Industrial Service, LLC; jurisdiction=Kentucky |
| 2026-02-18 | 종속회사 | Green View Technologies, Inc. | Exhibit 21 | subsidiary=Green View Technologies, Inc.; jurisdiction=New Hampshire |
| 2026-02-18 | 종속회사 | Clean Harbors of Braintree, Inc. | Exhibit 21 | subsidiary=Clean Harbors of Braintree, Inc.; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | Clean Harbors Westmorland, LLC | Exhibit 21 | subsidiary=Clean Harbors Westmorland, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | PSC Industrial Outsourcing of Michigan, LLC | Exhibit 21 | subsidiary=PSC Industrial Outsourcing of Michigan, LLC; jurisdiction=Ohio |
| 2026-02-18 | 종속회사 | Bridgeport Disposal, LLC | Exhibit 21 | subsidiary=Bridgeport Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Deer Trail, LLC | Exhibit 21 | subsidiary=Clean Harbors Deer Trail, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Seaport Environmental, LLC | Exhibit 21 | subsidiary=Seaport Environmental, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Environmental Management Alternatives, LLC | Exhibit 21 | subsidiary=Environmental Management Alternatives, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Reidsville, LLC | Exhibit 21 | subsidiary=Clean Harbors Reidsville, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | SK D'Incineration Inc.* | Exhibit 21 | subsidiary=SK D'Incineration Inc.*; jurisdiction=Quebec |
| 2026-02-18 | 종속회사 | Laidlaw Environmental Services de Mexico S.A. de C.V.* | Exhibit 21 | subsidiary=Laidlaw Environmental Services de Mexico S.A. de C.V.*; jurisdiction=Mexico |
| 2026-02-18 | 종속회사 | Clean Harbors Kingston Facility Corporation | Exhibit 21 | subsidiary=Clean Harbors Kingston Facility Corporation; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | NTS, LLC | Exhibit 21 | subsidiary=NTS, LLC; jurisdiction=North Carolina |
| 2026-02-18 | 종속회사 | Safety-Kleen Canada Inc.* | Exhibit 21 | subsidiary=Safety-Kleen Canada Inc.*; jurisdiction=New Brunswick |
| 2026-02-18 | 종속회사 | Hepaco GC, LLC | Exhibit 21 | subsidiary=Hepaco GC, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Lonestar Sylvan Inc.* | Exhibit 21 | subsidiary=Lonestar Sylvan Inc.*; jurisdiction=Federally Chartered |
| 2026-02-18 | 종속회사 | Rosemead Oil Products, Inc. | Exhibit 21 | subsidiary=Rosemead Oil Products, Inc.; jurisdiction=California |
| 2026-02-18 | 종속회사 | Safety-Kleen International, Inc. | Exhibit 21 | subsidiary=Safety-Kleen International, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Environmental Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Environmental Services, Inc.; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | Hepaco Blocker, Inc. | Exhibit 21 | subsidiary=Hepaco Blocker, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | The Solvents Recovery Service of New Jersey, Inc. | Exhibit 21 | subsidiary=The Solvents Recovery Service of New Jersey, Inc.; jurisdiction=New Jersey |
| 2026-02-18 | 종속회사 | Clean Harbors Recycling Services of Chicago, LLC | Exhibit 21 | subsidiary=Clean Harbors Recycling Services of Chicago, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | RMF Aquilex Corp. | Exhibit 21 | subsidiary=RMF Aquilex Corp.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Crowley Disposal, LLC | Exhibit 21 | subsidiary=Crowley Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Baton Rouge Disposal, LLC | Exhibit 21 | subsidiary=Baton Rouge Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Hepaco Holding, LLC | Exhibit 21 | subsidiary=Hepaco Holding, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Safety-Kleen, Inc. | Exhibit 21 | subsidiary=Safety-Kleen, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Emerald Services, Inc. | Exhibit 21 | subsidiary=Emerald Services, Inc.; jurisdiction=Washington |
| 2026-02-18 | 종속회사 | Clean Harbors Quebec, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Quebec, Inc.*; jurisdiction=Quebec |
| 2026-02-18 | 종속회사 | Ace/Allwaste Environmental Services of Indiana, LLC | Exhibit 21 | subsidiary=Ace/Allwaste Environmental Services of Indiana, LLC; jurisdiction=Illinois |
| 2026-02-18 | 종속회사 | Lonestar West Services LLC | Exhibit 21 | subsidiary=Lonestar West Services LLC; jurisdiction=Nevada |
| 2026-02-18 | 종속회사 | Clean Harbors Kansas, LLC | Exhibit 21 | subsidiary=Clean Harbors Kansas, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors LaPorte, LLC | Exhibit 21 | subsidiary=Clean Harbors LaPorte, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Energy and Industrial Western Ltd.* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Western Ltd.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Tulsa Disposal, LLC | Exhibit 21 | subsidiary=Tulsa Disposal, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Synergy Recycling, LLC | Exhibit 21 | subsidiary=Synergy Recycling, LLC; jurisdiction=Florida |
| 2026-02-18 | 종속회사 | Cyn Oil Corporation | Exhibit 21 | subsidiary=Cyn Oil Corporation; jurisdiction=Massachusetts |
| 2026-02-18 | 종속회사 | CB Canada Holdings, Inc.* | Exhibit 21 | subsidiary=CB Canada Holdings, Inc.*; jurisdiction=Ontario |
| 2026-02-18 | 종속회사 | Clean Harbors El Dorado, LLC | Exhibit 21 | subsidiary=Clean Harbors El Dorado, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Surface Rentals Partnership* | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals Partnership*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Clean Harbors Lone Mountain, LLC | Exhibit 21 | subsidiary=Clean Harbors Lone Mountain, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | EnviroSORT Inc.* | Exhibit 21 | subsidiary=EnviroSORT Inc.*; jurisdiction=Alberta |
| 2026-02-18 | 종속회사 | Aquilex Intermediate Corporate Holdings LLC | Exhibit 21 | subsidiary=Aquilex Intermediate Corporate Holdings LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Colfax, LLC | Exhibit 21 | subsidiary=Clean Harbors Colfax, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors Baton Rouge, LLC | Exhibit 21 | subsidiary=Clean Harbors Baton Rouge, LLC; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | CB US Holdings, Inc. | Exhibit 21 | subsidiary=CB US Holdings, Inc.; jurisdiction=Delaware |
| 2026-02-18 | 종속회사 | Clean Harbors India LLP* | Exhibit 21 | subsidiary=Clean Harbors India LLP*; jurisdiction=India |
| 2026-02-18 | 종속회사 | Thermo Fluids Inc. | Exhibit 21 | subsidiary=Thermo Fluids Inc.; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | SMJ International Holdings Inc. | Exhibit 21 | subsidiary=CH International Holdings, LLC; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | Cadre Holdings, Inc. | Exhibit 21 | subsidiary=CARBER Holdings, Inc.; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | Dene Nation Industrial Services LTD.* | Exhibit 21 | subsidiary=Dene Nation Industrial Services LTD.*; jurisdiction=Alberta |
| 2025-02-19 | 종속회사 | Omnichem, LLC | Exhibit 21 | subsidiary=Omnichem, LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Clean Harbors Exploration Services LP* | Exhibit 21 | subsidiary=Clean Harbors Exploration Services LP*; jurisdiction=Alberta |
| 2025-02-19 | 종속회사 | American Industrial Assurance Company | Exhibit 21 | subsidiary=American Industrial Assurance Company; jurisdiction=South Carolina |
| 2025-02-19 | 종속회사 | IISG Gulf Coast LLC | Exhibit 21 | subsidiary=IISG Gulf Coast LLC; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | Power Vac Construction L.L.C. | Exhibit 21 | subsidiary=Power Vac Construction L.L.C.; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Speed Industrial Services of Louisiana, LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Louisiana, LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | Speed Industrial Services of Texas, LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Texas, LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | IISG Central Region LLC | Exhibit 21 | subsidiary=IISG Central Region LLC; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | DFW Waste Oil Service, Inc. | Exhibit 21 | subsidiary=DFW Waste Oil Service, Inc.; jurisdiction=Texas |
| 2025-02-19 | 종속회사 | Vulsay Industries Ltd.* | Exhibit 21 | subsidiary=Vulsay Industries Ltd.*; jurisdiction=Ontario |
| 2025-02-19 | 종속회사 | Speed Industrial Corporate, LLC | Exhibit 21 | subsidiary=Speed Industrial Corporate, LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | Global Vapor Control, Inc. | Exhibit 21 | subsidiary=Global Vapor Control, Inc.; jurisdiction=Texas |
| 2025-02-19 | 종속회사 | PMS Industrial Services, LLC | Exhibit 21 | subsidiary=PMS Industrial Services, LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Confined Space Services L.L.C. | Exhibit 21 | subsidiary=Confined Space Services L.L.C.; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Inland Waters of Ohio LLC | Exhibit 21 | subsidiary=Inland Waters of Ohio LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | IISG Real Estate LLC | Exhibit 21 | subsidiary=IISG Real Estate LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Speed Industrial Service of Beaumont, LLC | Exhibit 21 | subsidiary=Speed Industrial Service of Beaumont, LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | Inland Waters Pollution Control Services LLC | Exhibit 21 | subsidiary=Inland Waters Pollution Control Services LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | Speed Industrial Services of Lake Charles LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Lake Charles LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | Debusk Industrial Services Company LLC | Exhibit 21 | subsidiary=Debusk Industrial Services Company LLC; jurisdiction=Texas |
| 2025-02-19 | 종속회사 | Speed Industrial Service, LLC | Exhibit 21 | subsidiary=Speed Industrial Service, LLC; jurisdiction=Louisiana |
| 2025-02-19 | 종속회사 | Speed Industrial Service Catalyst LLC | Exhibit 21 | subsidiary=Speed Industrial Service Catalyst LLC; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | Clean Harbors Exploration Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Exploration Services, ULC*; jurisdiction=Alberta |
| 2025-02-19 | 종속회사 | Inland Industrial Services Group LLC | Exhibit 21 | subsidiary=Inland Industrial Services Group LLC; jurisdiction=Michigan |
| 2025-02-19 | 종속회사 | HPC PetroServ, Inc. | Exhibit 21 | subsidiary=HPC PetroServ, Inc.; jurisdiction=Texas |
| 2025-02-19 | 종속회사 | Ace/Allwaste Environmental Services of Indiana, LLC | Exhibit 21 | subsidiary=Ace/Allwaste Environmental Services of Indiana, LLC; jurisdiction=Illinois |
| 2025-02-19 | 종속회사 | Altair Disposal Services, LLC | Exhibit 21 | subsidiary=Altair Disposal Services, LLC; jurisdiction=Delaware |
| 2025-02-19 | 종속회사 | CB Canada Acquisition, Inc.* | Exhibit 21 | subsidiary=CB Canada Acquisition, Inc.*; jurisdiction=Ontario |
| 2024-02-21 | 종속회사 | SMJ International Holdings Inc. | Exhibit 21 | subsidiary=CH International Holdings, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Cadre Holdings, Inc. | Exhibit 21 | subsidiary=CARBER Holdings, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Lonestar West Inc.* | Exhibit 21 | subsidiary=Lonestar West Inc.*; jurisdiction=Federally Chartered |
| 2024-02-21 | 종속회사 | Lonestar West Services LLC | Exhibit 21 | subsidiary=Lonestar West Services LLC; jurisdiction=Nevada |
| 2024-02-21 | 종속회사 | Murphy's Waste Oil Service, Inc. | Exhibit 21 | subsidiary=Murphy's Waste Oil Service, Inc.; jurisdiction=Massachusetts |
| 2024-02-21 | 종속회사 | Northeast Casualty Insurance Company | Exhibit 21 | subsidiary=Northeast Casualty Insurance Company; jurisdiction=Vermont |
| 2024-02-21 | 종속회사 | Omnichem, LLC | Exhibit 21 | subsidiary=Omnichem, LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Philip Services/North Central, LLC | Exhibit 21 | subsidiary=Philip Services/North Central, LLC; jurisdiction=Iowa |
| 2024-02-21 | 종속회사 | CB US Holdings, Inc. | Exhibit 21 | subsidiary=CB US Holdings, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | PMS Industrial Services, LLC | Exhibit 21 | subsidiary=PMS Industrial Services, LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Power Vac Construction L.L.C. | Exhibit 21 | subsidiary=Power Vac Construction L.L.C.; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | PSC Industrial Holdings Corp. | Exhibit 21 | subsidiary=PSC Industrial Holdings Corp.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | PSC Industrial Outsourcing of Michigan, LLC | Exhibit 21 | subsidiary=PSC Industrial Outsourcing of Michigan, LLC; jurisdiction=Ohio |
| 2024-02-21 | 종속회사 | PSC Industrial Outsourcing, LP | Exhibit 21 | subsidiary=PSC Industrial Outsourcing, LP; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | PSC Industrial, Inc. | Exhibit 21 | subsidiary=PSC Industrial, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | PSC LDAR Services, LLC | Exhibit 21 | subsidiary=PSC LDAR Services, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Ricky's Oil & Environmental Services, LLC | Exhibit 21 | subsidiary=Ricky's Oil & Environmental Services, LLC; jurisdiction=Florida |
| 2024-02-21 | 종속회사 | RMF Aquilex Corp. | Exhibit 21 | subsidiary=RMF Aquilex Corp.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Roebuck Disposal, LLC | Exhibit 21 | subsidiary=Roebuck Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Rosemead Oil Products, Inc. | Exhibit 21 | subsidiary=Rosemead Oil Products, Inc.; jurisdiction=California |
| 2024-02-21 | 종속회사 | Safety-Kleen Canada Inc.* | Exhibit 21 | subsidiary=Safety-Kleen Canada Inc.*; jurisdiction=New Brunswick |
| 2024-02-21 | 종속회사 | Safety-Kleen Envirosystems Company of Puerto Rico, Inc. | Exhibit 21 | subsidiary=Safety-Kleen Envirosystems Company of Puerto Rico, Inc.; jurisdiction=Indiana |
| 2024-02-21 | 종속회사 | Safety-Kleen International, Inc. | Exhibit 21 | subsidiary=Safety-Kleen International, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Safety-Kleen of California, Inc. | Exhibit 21 | subsidiary=Safety-Kleen of California, Inc.; jurisdiction=California |
| 2024-02-21 | 종속회사 | Safety-Kleen Systems, Inc. | Exhibit 21 | subsidiary=Safety-Kleen Systems, Inc.; jurisdiction=Wisconsin |
| 2024-02-21 | 종속회사 | Safety-Kleen, Inc. | Exhibit 21 | subsidiary=Safety-Kleen, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Sawyer Disposal Services, LLC | Exhibit 21 | subsidiary=Sawyer Disposal Services, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Andover, LLC | Exhibit 21 | subsidiary=Clean Harbors Andover, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Seaport Environmental, LLC | Exhibit 21 | subsidiary=Seaport Environmental, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Service Chemical, LLC | Exhibit 21 | subsidiary=Service Chemical, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | SK D'Incineration Inc.* | Exhibit 21 | subsidiary=SK D'Incineration Inc.*; jurisdiction=Quebec |
| 2024-02-21 | 종속회사 | Speed Industrial Corporate, LLC | Exhibit 21 | subsidiary=Speed Industrial Corporate, LLC; jurisdiction=Louisiana |
| 2024-02-21 | 종속회사 | Speed Industrial Service Catalyst LLC | Exhibit 21 | subsidiary=Speed Industrial Service Catalyst LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Speed Industrial Service of Beaumont, LLC | Exhibit 21 | subsidiary=Speed Industrial Service of Beaumont, LLC; jurisdiction=Louisiana |
| 2024-02-21 | 종속회사 | Speed Industrial Services of Lake Charles LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Lake Charles LLC; jurisdiction=Louisiana |
| 2024-02-21 | 종속회사 | Speed Industrial Services of Louisiana, LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Louisiana, LLC; jurisdiction=Louisiana |
| 2024-02-21 | 종속회사 | Speed Industrial Services of Texas, LLC | Exhibit 21 | subsidiary=Speed Industrial Services of Texas, LLC; jurisdiction=Louisiana |
| 2024-02-21 | 종속회사 | Clean Harbors Aragonite, LLC | Exhibit 21 | subsidiary=Clean Harbors Aragonite, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Spring Grove Resource Recovery, Inc. | Exhibit 21 | subsidiary=Spring Grove Resource Recovery, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Synergy Hydrocarbon Recovery, LLC | Exhibit 21 | subsidiary=Synergy Hydrocarbon Recovery, LLC; jurisdiction=Florida |
| 2024-02-21 | 종속회사 | Synergy Recycling of Central Florida, LLC | Exhibit 21 | subsidiary=Synergy Recycling of Central Florida, LLC; jurisdiction=Georgia |
| 2024-02-21 | 종속회사 | Synergy Recycling, LLC | Exhibit 21 | subsidiary=Synergy Recycling, LLC; jurisdiction=Florida |
| 2024-02-21 | 종속회사 | The Solvents Recovery Service of New Jersey, Inc. | Exhibit 21 | subsidiary=The Solvents Recovery Service of New Jersey, Inc.; jurisdiction=New Jersey |
| 2024-02-21 | 종속회사 | Thermo Fluids Inc. | Exhibit 21 | subsidiary=Thermo Fluids Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Thompson Industrial Services, LLC | Exhibit 21 | subsidiary=Thompson Industrial Services, LLC; jurisdiction=North Carolina |
| 2024-02-21 | 종속회사 | Tri-vax Enterprises Ltd.* | Exhibit 21 | subsidiary=Tri-vax Enterprises Ltd.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Tulsa Disposal, LLC | Exhibit 21 | subsidiary=Tulsa Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Arizona, LLC | Exhibit 21 | subsidiary=Clean Harbors Arizona, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Versant Energy Services, LP* | Exhibit 21 | subsidiary=Versant Energy Services, LP*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Vulsay Industries Ltd.* | Exhibit 21 | subsidiary=Vulsay Industries Ltd.*; jurisdiction=Ontario |
| 2024-02-21 | 종속회사 | Clean Harbors Baton Rouge, LLC | Exhibit 21 | subsidiary=Clean Harbors Baton Rouge, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors BDT, LLC | Exhibit 21 | subsidiary=Clean Harbors BDT, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Buttonwillow, LLC | Exhibit 21 | subsidiary=Clean Harbors Buttonwillow, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Canada, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Canada, Inc.*; jurisdiction=New Brunswick |
| 2024-02-21 | 종속회사 | Aquilex Finance LLC | Exhibit 21 | subsidiary=Aquilex Finance LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Caribe, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Caribe, Inc.*; jurisdiction=Puerto Rico |
| 2024-02-21 | 종속회사 | Clean Harbors Chattanooga, LLC | Exhibit 21 | subsidiary=Clean Harbors Chattanooga, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Clive, LLC | Exhibit 21 | subsidiary=Clean Harbors Clive, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Coffeyville, LLC | Exhibit 21 | subsidiary=Clean Harbors Coffeyville, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Colfax, LLC | Exhibit 21 | subsidiary=Clean Harbors Colfax, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Deer Trail, LLC | Exhibit 21 | subsidiary=Clean Harbors Deer Trail, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Development, LLC | Exhibit 21 | subsidiary=Clean Harbors Development, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Disposal Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Disposal Services, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors El Dorado, LLC | Exhibit 21 | subsidiary=Clean Harbors El Dorado, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Aquilex Intermediate Corporate Holdings LLC | Exhibit 21 | subsidiary=Aquilex Intermediate Corporate Holdings LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Energy and Industrial Services Corp.* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Services Corp.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Energy and Industrial Services LP* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Services LP*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Energy and Industrial Western Ltd.* | Exhibit 21 | subsidiary=Clean Harbors Energy and Industrial Western Ltd.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Energy Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Energy Services, ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Environmental Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Environmental Services, Inc.; jurisdiction=Massachusetts |
| 2024-02-21 | 종속회사 | Clean Harbors Exploration Services LP* | Exhibit 21 | subsidiary=Clean Harbors Exploration Services LP*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Exploration Services, Inc. | Exhibit 21 | subsidiary=Clean Harbors Exploration Services, Inc.; jurisdiction=Nevada |
| 2024-02-21 | 종속회사 | Clean Harbors Exploration Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Exploration Services, ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Grassy Mountain, LLC | Exhibit 21 | subsidiary=Clean Harbors Grassy Mountain, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Aquilex Intermediate Holdings LLC | Exhibit 21 | subsidiary=Aquilex Intermediate Holdings LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors India LLP* | Exhibit 21 | subsidiary=Clean Harbors India LLP*; jurisdiction=India |
| 2024-02-21 | 종속회사 | Clean Harbors Industrial Services Canada, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Industrial Services Canada, Inc.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Innu Environmental Services, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Innu Environmental Services, Inc.*; jurisdiction=Newfoundland |
| 2024-02-21 | 종속회사 | Clean Harbors Kansas, LLC | Exhibit 21 | subsidiary=Clean Harbors Kansas, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Kimball Realty, LLC | Exhibit 21 | subsidiary=Clean Harbors Kimball Realty, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Kingston Facility Corporation | Exhibit 21 | subsidiary=Clean Harbors Kingston Facility Corporation; jurisdiction=Massachusetts |
| 2024-02-21 | 종속회사 | Clean Harbors LaPorte, LLC | Exhibit 21 | subsidiary=Clean Harbors LaPorte, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Laurel, LLC | Exhibit 21 | subsidiary=Clean Harbors Laurel, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Lodging Services LP* | Exhibit 21 | subsidiary=Clean Harbors Lodging Services LP*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Lodging Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Lodging Services, ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Aquilex LLC | Exhibit 21 | subsidiary=Aquilex LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Mercier, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Mercier, Inc.*; jurisdiction=Quebec |
| 2024-02-21 | 종속회사 | Clean Harbors of Baltimore, Inc. (DE Corp.) | Exhibit 21 | subsidiary=Clean Harbors of Baltimore, Inc. (DE Corp.); jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors of Braintree, Inc. | Exhibit 21 | subsidiary=Clean Harbors of Braintree, Inc.; jurisdiction=Massachusetts |
| 2024-02-21 | 종속회사 | Clean Harbors of Connecticut, Inc. (DE) | Exhibit 21 | subsidiary=Clean Harbors of Connecticut, Inc. (DE); jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Pecatonica, LLC | Exhibit 21 | subsidiary=Clean Harbors Pecatonica, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Production Services, ULC* | Exhibit 21 | subsidiary=Clean Harbors Production Services, ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Quebec, Inc.* | Exhibit 21 | subsidiary=Clean Harbors Quebec, Inc.*; jurisdiction=Quebec |
| 2024-02-21 | 종속회사 | Clean Harbors Recycling Services of Chicago, LLC | Exhibit 21 | subsidiary=Clean Harbors Recycling Services of Chicago, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Recycling Services of Ohio, LLC | Exhibit 21 | subsidiary=Clean Harbors Recycling Services of Ohio, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Baton Rouge Disposal, LLC | Exhibit 21 | subsidiary=Baton Rouge Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Reidsville, LLC | Exhibit 21 | subsidiary=Clean Harbors Reidsville, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors San Jose, LLC | Exhibit 21 | subsidiary=Clean Harbors San Jose, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors San Leon, Inc. | Exhibit 21 | subsidiary=Clean Harbors San Leon, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Surface Rentals Partnership* | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals Partnership*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Surface Rentals USA, Inc. | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals USA, Inc.; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Surface Rentals, ULC* | Exhibit 21 | subsidiary=Clean Harbors Surface Rentals, ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Clean Harbors Tennessee, LLC | Exhibit 21 | subsidiary=Clean Harbors Tennessee, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Westmorland, LLC | Exhibit 21 | subsidiary=Clean Harbors Westmorland, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors White Castle, LLC | Exhibit 21 | subsidiary=Clean Harbors White Castle, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Bridgeport Disposal, LLC | Exhibit 21 | subsidiary=Bridgeport Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Wichita, LLC | Exhibit 21 | subsidiary=Clean Harbors Wichita, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Clean Harbors Wilmington, LLC | Exhibit 21 | subsidiary=Clean Harbors Wilmington, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Confined Space Services L.L.C. | Exhibit 21 | subsidiary=Confined Space Services L.L.C.; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Cousins Waste Control, LLC | Exhibit 21 | subsidiary=Cousins Waste Control, LLC; jurisdiction=Ohio |
| 2024-02-21 | 종속회사 | Crowley Disposal, LLC | Exhibit 21 | subsidiary=Crowley Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Cyn Oil Corporation | Exhibit 21 | subsidiary=Cyn Oil Corporation; jurisdiction=Massachusetts |
| 2024-02-21 | 종속회사 | Dene Nation Industrial Services LTD.* | Exhibit 21 | subsidiary=Dene Nation Industrial Services LTD.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | DFW Waste Oil Service, Inc. | Exhibit 21 | subsidiary=DFW Waste Oil Service, Inc.; jurisdiction=Texas |
| 2024-02-21 | 종속회사 | Disposal Properties, LLC | Exhibit 21 | subsidiary=Disposal Properties, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Emerald Services, Inc. | Exhibit 21 | subsidiary=Emerald Services, Inc.; jurisdiction=Washington |
| 2024-02-21 | 종속회사 | EnviroSORT Inc.* | Exhibit 21 | subsidiary=EnviroSORT Inc.*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | Global Vapor Control, Inc. | Exhibit 21 | subsidiary=Global Vapor Control, Inc.; jurisdiction=Texas |
| 2024-02-21 | 종속회사 | Green View Technologies, Inc. | Exhibit 21 | subsidiary=Green View Technologies, Inc.; jurisdiction=New Hampshire |
| 2024-02-21 | 종속회사 | GSX Disposal, LLC | Exhibit 21 | subsidiary=GSX Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | Hilliard Disposal, LLC | Exhibit 21 | subsidiary=Hilliard Disposal, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | HPC Industrial Group, LLC | Exhibit 21 | subsidiary=HPC Industrial Group, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | HPC Industrial Services, LLC | Exhibit 21 | subsidiary=HPC Industrial Services, LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | HPC PetroServ, Inc. | Exhibit 21 | subsidiary=HPC PetroServ, Inc.; jurisdiction=Texas |
| 2024-02-21 | 종속회사 | HydroChem Canada ULC* | Exhibit 21 | subsidiary=HydroChem Canada ULC*; jurisdiction=Alberta |
| 2024-02-21 | 종속회사 | IISG Central Region LLC | Exhibit 21 | subsidiary=IISG Central Region LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | IISG Gulf Coast LLC | Exhibit 21 | subsidiary=IISG Gulf Coast LLC; jurisdiction=Delaware |
| 2024-02-21 | 종속회사 | IISG Real Estate LLC | Exhibit 21 | subsidiary=IISG Real Estate LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Industrial Service Oil Company, Inc. | Exhibit 21 | subsidiary=Industrial Service Oil Company, Inc.; jurisdiction=California |
| 2024-02-21 | 종속회사 | Inland Industrial Services Group LLC | Exhibit 21 | subsidiary=Inland Industrial Services Group LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Inland Waters of Ohio LLC | Exhibit 21 | subsidiary=Inland Waters of Ohio LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Inland Waters Pollution Control Services LLC | Exhibit 21 | subsidiary=Inland Waters Pollution Control Services LLC; jurisdiction=Michigan |
| 2024-02-21 | 종속회사 | Jesco Industrial Service, LLC | Exhibit 21 | subsidiary=Jesco Industrial Service, LLC; jurisdiction=Kentucky |
| 2024-02-21 | 종속회사 | Laidlaw Environmental Services de Mexico S.A. de C.V.* | Exhibit 21 | subsidiary=Laidlaw Environmental Services de Mexico S.A. de C.V.*; jurisdiction=Mexico |