WCN Subsidiaries | Waste Connections, Inc.

Waste Connections, Inc. Subsidiaries

Every subsidiary the company listed in Exhibit 21 of its annual reports, newest list first (10 lists). Names and jurisdictions are as filed.

2026-02-12: Subsidiary 10100 HOLDINGS, LLC; Jurisdiction .
2026-02-12: Subsidiary 115 W MAIN HOLDINGS, LLC; Jurisdiction .
2026-02-12: Subsidiary 1280 N. MAIN ST., LLC; Jurisdiction .
2026-02-12: Subsidiary 1836 WATER VENTURES LLC; Jurisdiction .

Annual report filed	Subsidiary	Jurisdiction
2026-02-12	10100 HOLDINGS, LLC
2026-02-12	115 W MAIN HOLDINGS, LLC
2026-02-12	1280 N. MAIN ST., LLC
2026-02-12	1836 WATER VENTURES LLC
2026-02-12	1895548 ONTARIO LIMITED
2026-02-12	19TH & LOWER BUCKEYE, LLC
2026-02-12	2201898 ALBERTA ULC
2026-02-12	2361975 ALBERTA LTD.
2026-02-12	2362047 ALBERTA ULC
2026-02-12	2362055 ALBERTA ULC
2026-02-12	2585303 ALBERTA LTD.
2026-02-12	2585319 ALBERTA LTD.
2026-02-12	2596557 ONTARIO LTD.
2026-02-12	2900 DEDE ROAD, LLC
2026-02-12	371 BRIAN HOLDINGS, LLC
2026-02-12	9164-9608 QUEBEC INC.
2026-02-12	9199-5290 QUEBEC INC.
2026-02-12	A.C.M.S., INC.	Heart of Florida Environmental
2026-02-12	ACE SOLID WASTE, INC.
2026-02-12	ADVANCED SYSTEMS PORTABLE RESTROOMS, INC.	Advanced Mobile Storage
2026-02-12	AIRBORNE DISPOSAL, LLC
2026-02-12	A.J. BLOSENSKI, INC.	Berky’s Transfer and Site Container Service
2026-02-12	AJB CBD LLC
2026-02-12	ALASKA WASTE-DENALI, LLC
2026-02-12	ALASKA WASTE-DUTCH HARBOR, LLC
2026-02-12	ALASKA WASTE-INTERIOR, LLC
2026-02-12	ALASKA WASTE-JUNEAU, LLC
2026-02-12	ALASKA WASTE-KENAI PENINSULA, LLC	Hank’s Water Company
2026-02-12	ALASKA WASTE-KETCHIKAN, LLC
2026-02-12	ALASKA WASTE MAT-SU, LLC
2026-02-12	ALASKA WASTE-NOME, LLC
2026-02-12	ALASKA WASTE-SITKA, LLC
2026-02-12	AMADOR VALLEY INDUSTRIES, LLC
2026-02-12	AMERICAN DISPOSAL COMMERCIAL SERVICES, INC.
2026-02-12	AMERICAN DISPOSAL COMPANY, INC.	Vashon Disposal
2026-02-12	AMERICAN DISPOSAL MAINTENANCE SERVICES, INC.
2026-02-12	AMERICAN DISPOSAL PROPERTY HOLDINGS, LLC
2026-02-12	AMERICAN DISPOSAL RECYCLING SERVICES, INC.
2026-02-12	AMERICAN DISPOSAL ROLL-OFF SERVICES, INC.
2026-02-12	AMERICAN DISPOSAL SERVICES, INC.	McLean Trash Service
2026-02-12	AMERICAN DISPOSAL SERVICES OF COLORADO, INC.
2026-02-12	AMERICAN DISPOSAL SERVICES OF MARYLAND, INC.
2026-02-12	AMERICAN RECYCLING CENTER, INC.
2026-02-12	AMERICAN RECYCLING MANAGEMENT, LLC	A.R.M.
2026-02-12	AMJ DEMOLITION, LLC
2026-02-12	ANDERSON COUNTY LANDFILL, INC.	Anderson County Landfill
2026-02-12	ANDERSON REGIONAL LANDFILL, LLC
2026-02-12	AQUIFER MIDLAND, LLC
2026-02-12	AQUIFER MIDLAND PROPERTY, LLC
2026-02-12	ARKANSAS RECLAMATION COMPANY, LLC
2026-02-12	ARROWHEAD EMPLOYMENT COMPANY OF NEW JERSEY LLC
2026-02-12	ARROWHEAD EMPLOYMENT COMPANY, LLC
2026-02-12	ARROWHEAD ENVIRONMENTAL HOLDCO, INC.
2026-02-12	ARROWHEAD ENVIRONMENTAL HOLDINGS, LLC
2026-02-12	ARROWHEAD ENVIRONMENTAL, INC.
2026-02-12	ARROWHEAD ENVIRONMENTAL PARTNERS, LLC
2026-02-12	ASTRO ACQUISITIONCO, INC.
2026-02-12	ATLANTIC COAST RECYCLING, LLC	Atlantic Coast Recycling
2026-02-12	ATLANTIC COAST RECYCLING HOLDINGS, INC.
2026-02-12	ATLANTIC COAST RECYCLING OF OCEAN COUNTY, LLC	Atlantic Coast Recycling Ocean
2026-02-12	AULC HOLDINGS, LLC
2026-02-12	AUSTIN LANDFILL HOLDINGS, INC.
2026-02-12	B & J GARBAGE CO.
2026-02-12	BAY AREA PROPERTY HOLDINGS, INC.
2026-02-12	BAY DISPOSAL, LLC
2026-02-12	BAY DISPOSAL HOLDINGS, INC.
2026-02-12	BAY DISPOSAL PROPERTY HOLDINGS, LLC
2026-02-12	BESTRANS, INC.
2026-02-12	BETHLEHEM LANDFILL COMPANY
2026-02-12	BITUMINOUS RESOURCES, INC.
2026-02-12	BLOSSOM PRAIRIE LANDFILL, INC.
2026-02-12	BLUE COMPACTOR SERVICES, LLC
2026-02-12	BLUE DIAMOND DISPOSAL, INC.
2026-02-12	BLUE RIDGE LANDFILL COMPANY
2026-02-12	BLYTHE RECYCLING AND DEMOLITION SITE HOLDINGS, INC.
2026-02-12	BORDEN WASTE AWAY SERVICE, LLC
2026-02-12	BRANDYWINE ASSOCIATES, L.L.C.
2026-02-12	BROADACRE LANDFILL, INC.
2026-02-12	BULLDOG ACQUISITION, LLC
2026-02-12	BULLDOG WEST END HOLDINGS, INC.
2026-02-12	BUTLER COUNTY LANDFILL, INC.
2026-02-12	C&S GROUP HOLDINGS, INC.
2026-02-12	C&S WASTE SOLUTIONS OF CALIFORNIA, INC.
2026-02-12	C&S WASTE SOLUTIONS OF LASSEN COUNTY, LLC
2026-02-12	C&S WASTE SOLUTIONS OF NEVADA, INC.
2026-02-12	CALPET, LLC
2026-02-12	CAMINO REAL ENVIRONMENTAL CENTER, INC.
2026-02-12	CANBY DISPOSAL COMPANY
2026-02-12	CANBY TRANSFER & RECYCLING, INC.
2026-02-12	CAPITAL REGION LANDFILLS, INC.
2026-02-12	CAROLINA LANDFILL, LLC
2026-02-12	CAROLINA PROCESSING & RECYCLING, LLC
2026-02-12	CAROLINA WASTE & RECYCLING LLC
2026-02-12	CARPENTER WASTE HOLDINGS, LLC
2026-02-12	CART-AWAY, LLC
2026-02-12	CENTRAL ALABAMA, LLC
2026-02-12	CGL HOLDINGS, LLC
2026-02-12	CHAMBERS DEVELOPMENT OF NORTH CAROLINA, INC.
2026-02-12	CHAMP LANDFILL COMPANY, LLC
2026-02-12	CHEROKEE SANITARY LANDFILL COMPANY

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