EX-21 11 a2214091zex-21.htm EX-21

Exhibit 21

 

Subsidiaries of Clean Harbors, Inc.

 

Subsidiary

 

Jurisdiction of Organization

510127 NB Inc.*

 

New Brunswick

Airborne Imaging Inc.*

 

Alberta

Altair Disposal Services, LLC

 

Delaware

ARC Advanced Reactors and Columns, LLC

 

Delaware

Baton Rouge Disposal, LLC

 

Delaware

BCT Structures Inc.*

 

Alberta

Bridgeport Disposal, LLC

 

Delaware

Catalyst Canada Services LP*

 

Alberta

Catalyst Canada Services Ltd. *

 

Alberta

Cat Tech International, Ltd.*

 

Bahamas

CH Canada GP, Inc.*

 

Ontario

CH Canada Holdings Corp.*

 

Nova Scotia

CH International Holdings, LLC

 

Delaware

Clean Harbors (Mexico), Inc.

 

Delaware

Clean Harbors Andover, LLC

 

Delaware

Clean Harbors Antioch, LLC

 

Delaware

Clean Harbors Aragonite, LLC

 

Delaware

Clean Harbors Arizona, LLC

 

Delaware

Clean Harbors Baton Rouge, LLC

 

Delaware

Clean Harbors BDT, LLC

 

Delaware

Clean Harbors Buttonwillow, LLC

 

Delaware

Clean Harbors Canada LP*

 

Ontario

Clean Harbors Canada, Inc.*

 

New Brunswick

Clean Harbors Caribe, Inc.*

 

Puerto Rico

Clean Harbors Catalyst Services Trinidad Limited*

 

Trinidad

Clean Harbors Catalyst Technologies, LLC

 

Delaware

Clean Harbors Catalyst Technologies LP*

 

Alberta

Clean Harbors Catalyst Technologies Ltd.*

 

Nova Scotia

Clean Harbors Chattanooga, LLC

 

Delaware

Clean Harbors Clive, LLC

 

Delaware

Clean Harbors Coffeyville, LLC

 

Delaware

Clean Harbors Colfax, LLC

 

Delaware

Clean Harbors Deer Park, LLC

 

Delaware

Clean Harbors Deer Trail, LLC

 

Delaware

Clean Harbors Development, LLC

 

Delaware

Clean Harbors Directional Boring Services Ltd.*

 

Alberta

Clean Harbors Directional Boring Services LP*

 

Alberta

Clean Harbors Disposal Services, Inc.

 

Delaware

Clean Harbors El Dorado, LLC

 

Delaware

Clean Harbors Energy and Industrial Services Corp.*

 

Alberta

Clean Harbors Energy and Industrial Services LP*

 

Alberta

Clean Harbors Energy and Industrial Western Ltd.*

 

Alberta

Clean Harbors Environmental Services, Inc.

 

Massachusetts

Clean Harbors Exploration Services, Inc.

 

Nevada

 


 

Clean Harbors Exploration Services Ltd.*

 

Alberta

Clean Harbors Exploration Services LP*

 

Alberta

Clean Harbors Florida, LLC

 

Delaware

Clean Harbors Grassy Mountain, LLC

 

Delaware

Clean Harbors Industrial Services Canada, Inc.*

 

Alberta

Clean Harbors Industrial Services, Inc.

 

Delaware

Clean Harbors Kansas, LLC

 

Delaware

Clean Harbors Kingston Facility Corporation

 

Massachusetts

Clean Harbors LaPorte, LLC

 

Delaware

Clean Harbors Laurel, LLC

 

Delaware

Clean Harbors Lodging Services LP*

 

Alberta

Clean Harbors Lodging Services Ltd.*

 

Alberta

Clean Harbors Lone Mountain, LLC

 

Delaware

Clean Harbors Lone Star Corp.

 

Delaware

Clean Harbors Los Angeles, LLC

 

Delaware

Clean Harbors Mercier, Inc.

 

Quebec

Clean Harbors of Baltimore, Inc.

 

Delaware

Clean Harbors of Braintree, Inc.

 

Massachusetts

Clean Harbors of Connecticut, Inc.

 

Delaware

Clean Harbors Pecatonica, LLC

 

Delaware

Clean Harbors PPM, LLC

 

Delaware

Clean Harbors Quebec, Inc.*

 

Quebec

Clean Harbors Recycling Services of Chicago, LLC

 

Delaware

Clean Harbors Recycling Services of Ohio LLC

 

Delaware

Clean Harbors Reidsville, LLC

 

Delaware

Clean Harbors San Jose, LLC

 

Delaware

Clean Harbors Services, Inc.

 

Massachusetts

Clean Harbors Tennessee, LLC

 

Delaware

Clean Harbors Westmorland, LLC

 

Delaware

Clean Harbors White Castle, LLC

 

Delaware

Clean Harbors Wilmington, LLC

 

Delaware

Crowley Disposal, LLC

 

Delaware

CTVI Inc.*

 

Virgin Islands

Disposal Properties, LLC

 

Delaware

DuraTherm, Inc.

 

Delaware

Environnement Services Et Machinerie E.S.M. Inc.*

 

Quebec

Envirosort Inc.

 

Alberta

GSX Disposal, LLC

 

Delaware

Hilliard Disposal, LLC

 

Delaware

JL Filtration Inc.*

 

Alberta

JL Filtration Operating Limited Partnership*

 

Alberta

Laidlaw Environmental Services de Mexico S.A. de C.V.*

 

Mexico

Murphy’s Waste Oil Service, Inc.

 

Massachusetts

Peak Energy Holdco Ltd.*

 

Alberta

Peak Energy Services Partnership*

 

Alberta

Peak Energy Services USA, Inc.

 

Delaware

 


 

Plaquemine Remediation Services, LLC

 

Delaware

Roebuck Disposal, LLC

 

Delaware

Safety-Kleen de Mexico, S. de R.L. de C.V.*

 

Mexico

Safety-Kleen Canada Inc.*

 

New Brunswick

Safety-Kleen Envirosystems Company

 

California

Safety-Kleen Envirosystems Company of Puerto Rico, Inc.

 

Indiana

Safety-Kleen, Inc.

 

Delaware

Safety-Kleen International, Inc.

 

Delaware

Safety-Kleen International Asia Investment Company Limited*

 

Hong Kong

Safety-Kleen Systems, Inc.

 

Wisconsin

Sanitherm Inc.*

 

Alberta

Sanitherm USA, Inc.

 

Delaware

Sawyer Disposal Services, LLC

 

Delaware

Service Chemical, LLC

 

Delaware

SK Holding Company, Inc.

 

Delaware

SK D’Incineration Inc.*

 

Quebec

SK Servicios Ambientales Administrativos, S. de R.L. de C.V.*

 

Mexico

Spring Grove Resource Recovery, Inc.

 

Delaware

The Solvents Recovery Service of New Jersey, Inc.

 

New Jersey

Tri-vax Enterprises Ltd.*

 

Alberta

Tulsa Disposal, LLC

 

Delaware

 

*Foreign entity or subsidiary of foreign entity