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AAR-K Excavating Inc. / International Union of Operating Engineers Local 793

2020–2024 · Construction

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Ableliving Services Inc. / Ontario Nurses' Association

2024–2026 · Health ? Social Services

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AbleLiving Services Inc. / Service Employees International Union, Local 1 Canada

2023–2026 · Health ? Social Services

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ABM Industries Facility Management Company / Service Employees International Union, Local 2

2022–2025 · Other Services

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Access Independent Living Services / Service Employees International Union, Local 1 Canada

2022–2024 · Health ? Social Services

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Accurate Railroad Construction Ltd. / International Union of Operating Engineers, Local 793

2022–2025 · Construction

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Actra Fraternal Benefit Society (AFBS) / Canadian Office and Professional Employees Union, Local 343

2025–2028 · Trade and Finance

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Advance Cutting & Coring Ltd. / Labourers' International Union of North America, Local 527

2022–2025 · Construction

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AECOM Canada ULC (previously AECOM Canada Ltd.) / Labourers' International Union of North America, Local 3000

2023–2026 · Other Services

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Aecon Mining Inc. / International Union of Operating Engineers, Local 793

2020–2025 · Construction

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Aecon Utilties - a Division of Aecon Construction Group Inc. / International Union of Operating Engineers Local 793

2023–2026 · Construction

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Aerotek Manufacturing Ltd / International Association Of Machinists And Aerospace Workers, Local Lodge 905

2021–2025 · Manufacturing

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Agecare Parkhill Long Term Care Residence / Ontario Nurses' Association

2024–2026 · Health ? Social Services

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Agecare Willowgrove / Ontario Nurses' Association

2024–2026 · Health ? Social Services

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AGF Rebar Inc. / International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers, Local 834

2025–2028 · Manufacturing

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Agropur Dairy Cooperative / International Union Of Operating Engineers, Local 772

2021–2025 · Manufacturing

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Air Liquide Canada Inc / United Steel, Paper And Forestry, Rubber, Manufacturing, Energy, Allied Industrial And Service Workers International Union, Local 13292

2021–2026 · Trade and Finance

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AJS Contracting Limited / Labourers' International Union of North America, Local 183

2025–2028 · Construction

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Akman Construction Inc. / International Union of Operating Engineers, Local 793

2022–2025 · Construction

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Albero Land Clearing Ltd. / International Union of Operating Engineers, Local 793

2022–2025 · Construction

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Alcor Elevator Ltd. / International Union of Elevator Constructors, Local 50/90/96

2022–2025 · Construction

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Alexander Heaton Crane Services Inc. / International Union of Operating Engineers, Local 793

2025–2028 · Construction

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Alexander Place / Ontario Nurses' Association

2024–2026 · Health ? Social Services

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Alexandra Hospital / Ontario Nurses' Association

2025–2027 · Health ? Social Services

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Alexandra Marine And General Hospital / Ontario Nurses' Association

2025–2027 · Health ? Social Services

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Alexandra Marine And General Hospital / Service Employees International Union, Local 1 Canada

2026–2028 · Health ? Social Services

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Alexandria Builders Supplies Ltd. / Labourers' International Union of North America, Local 527

2022–2025 · Trade and Finance

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Alfidome Construction Limited / International Union of Operating Engineers, Local 793

2021–2023 · Construction

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Alfred Beam Excavating Limited / International Union of Operating Engineers, Local 793

2021–2024 · Construction

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Algonquin Bridge Limited o/a Algonquin Bridge / International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers, Shopmen's Local Union 834

2021–2024 · Manufacturing

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