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1906823 Ontario Inc. o/a Casa Loma / Service Employees International Union Local 2, Brewery, General and Professional Workers' Union

2020–2024 · Other Services

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1992691 Ontario Inc. o/a Hampton Inn and Suites, Barrie / Service Employees International Union, Local 2

2019–2024 · Other Services

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2002036 Ontario Inc (Willoughby Retirement Home) / Service Employees International Union, Local 1 Canada

2023–2025 · Health ? Social Services

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2044970 Ontario Inc. o/a All Season Excavating / International Union of Operating Engineers, Local 793

2020–2024 · Construction

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2053527 Ontario Ltd Operating as Comfort Inn Airport West (Mississauga) / United Brotherhood Of Retail, Food, Industrial And Service Trades International Union

2025–2028 · Other Services

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2057709 Ontario Inc./Alliance Restoration / Labourers' International Union of North America, Local 183

2025–2028 · Construction

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2381414 Ontario Inc. o/a Miami Developments & 2184440 Ontario Limited operating as S.E.M. Construction / Labourers' International Union of North America, Local 1059

2025–2028 · Construction

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2399088 Ontario Limited o/a Dependable Maintenance Janitorial / United Food and Commercial Workers International Union, Local 175

2020–2023 · Other Services

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2426879 Ontario Ltd. / International Union of Operating Engineers, Local 793

2024–2026 · Construction

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2507620 Ontario Inc., o/a Four Points by Sheraton Windsor Downtown / Service Employees International Union, Local 2

2023–2026 · Other Services

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2536546 Ontario Inc. o/a East97 Group / Carpenters' Regional Council, United Brotherhood of Carpenters and Joiners of America on its own behalf and on behalf of Allied Construction Employees, Local 1030

2024–2025 · Construction

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2644551 Ontario Inc. PDR Civil Contractors / International Union of Operating Engineers, Local 793

2023–2026 · Construction

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2673430 Ontario Ltd. o/a Dural Flooring / Labourers' International Union of North America, Local 183

2022–2025 · Construction

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2764029 Ontario Limited / Labourers' International Union of North America, Local 183

2022–2025 · Construction

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2773730 Ontario Inc. / Labourers' International Union of North America, Local 183

2021–2023 · Other Services

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2862931 Ontario Ltd / International Union of Operating Engineers, Local 793

2025–2028 · Construction

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2869759 Ontario Ltd. / International Union of Operating Engineers, Local 793

2022–2025 · Construction

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3476847 Canada Inc. / International Union of Operating Engineers, Local 793

2025–2028 · Other Services

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4095839 Canada Inc. o/a Rapid Cleaners / Service Employees International Union, Local 2

2022–2025 · Other Services

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429639 Ontario Limited o/a Walker Homes Ltd. / Labourers' International Union of North America, Local 1059

2025–2027 · Construction

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575 Richmond Street Inc c.o.b. Holiday Inn Express & Suites / Labourers’ International Union of North America (L.I.U.N.A Local 3000)

2023–2026 · Other Services

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681707 Ontario Ltd (Cobourg Retirement Residence) / Service Employees International Union, Local 1 Canada

2023–2023 · Health ? Social Services

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713949 Ontario Limited by its Agent Morguard Investments Limited / International Union Of Operating Engineers, Local 772

2023–2026 · Other Services

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7305516 Canada Ltd. o/a Canadyne Navigation / International Union of Operating Engineers, Local 793

2020–2023 · Construction

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736044 Ontario Inc. C.O.B. As A & A Metal Cleaning & Stripping / United Steel, Paper And Forestry, Rubber, Manufacturing, Energy, Allied Industrial And Service Workers International Union, Local 14097

2021–2024 · Manufacturing

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7771185 Canada Inc. o/a Markham Acura / International Association of Machinists and Aerospace Workers, Local 235

2022–2024 · Trade and Finance

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9315977 Canada Inc. o/a Royal Crown Construction / Labourers' International Union of North America, Local 183

2025–2028 · Construction

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932969/JLC Homes Ltd. / Labourers' International Union of North America, Local 1059

2021–2024 · Construction

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947465 Ontario Ltd. o/a Voyago and/or Voyageur Transportation Services / Labourers' International Union of North America, Local 183

2025–2028 · Transport, Communications, ? Utilities

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952407 Ontario Inc (Ducon Utilities Ltd) / International Union of Operating Engineers, Local 793

2022–2025 · Construction

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