OPCMIA represents and trains plasterers and cement masons for the purpose of protecting and promoting the quality of our industry and the livelihood of our members.

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Building & General Laborers

London Road 2002, 55812 Duluth, United States

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CUPE

Main Street North 24, N0A 1H0 Hagersville, Canada

CUPE represents workers in health care, emergency services, education, early learning and child care, municipalities, social services, libraries, utilities, transportation, airlines and more.

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Unifor

Executive Place 5, N2P 2N4 Kitchener, Canada

Welcome to Unifor the Union

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Canadian Auto Workers-CAW

Homer Watson Boulevard 1011, N2C 1L8 Kitchener, Canada

Welcome to Unifor the Union

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UFCW Canada

Peel Street 44, N3Y 1S2 Simcoe, Canada

Canada's most progressive private sector union representing over 250,000 members at thousands of workplaces across the country

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UFCW Canada

West Street 161, N3Y 1S7 Simcoe, Canada

Canada's most progressive private sector union representing over 250,000 members at thousands of workplaces across the country

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Canadian Union Of Public Employees

Barton Street East 1130, L8H 7P9 Hamilton, Canada

CUPE represents workers in health care, emergency services, education, early learning and child care, municipalities, social services, libraries, utilities, transportation, airlines and more.

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International Brotherhood Of Electrical Workers

Kent Avenue 4485, L2H 1J1 Niagara Falls, Canada

The International Brotherhood of Electrical Workers

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Canadian Union Of Public Employees

Major Street 500, L3B 6J2 Welland, Canada

CUPE represents workers in health care, emergency services, education, early learning and child care, municipalities, social services, libraries, utilities, transportation, airlines and more.

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Unifor Local 199

Bunting Road 124, L2P 3G5 St. Catharines, Canada

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Unifor

Hagar Street 129, L3B 5V9 Welland, Canada

Welcome to Unifor the Union

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Niagara Region Police Association

Merrittville Highway 1706, L3B 5N5 Welland, Canada

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Amalgamated Transit Union Local 107

King Street East 1005, L8M 1C6 Hamilton, Canada

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IATSE Local 828

Concession Street 510, L9A 1C0 Hamilton, Canada

IATSE Local 828 - The International Alliance of the Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States its Territories and Canada AFL-CIO, CLC

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UFCW Canada

Kitimat Road 6645, L5N 6J3 Mississauga, Canada

Canada's most progressive private sector union representing over 250,000 members at thousands of workplaces across the country

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United Steelworkers

Burnhamthorpe Road West 90, L5B 3C3 Mississauga, Canada

The United Steelworkers (USW) – Syndicat des Métallos – is the largest private-sector union in both Canada and North America, with more than 225,000 members in Canada.

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United Steelworkers of America

Aerowood Drive 1158, L4W 1Y5 Mississauga, Canada

The United Steelworkers (USW) – Syndicat des Métallos – is the largest private-sector union in both Canada and North America, with more than 225,000 members in Canada.

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United Steelworkers Local 9042

1158 Aerowood Dr, L4W 1Y5 Mississauga, Canada

The United Steelworkers (USW) – Syndicat des Métallos – is the largest private-sector union in both Canada and North America, with more than 225,000 members in Canada.

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International Brotherhood Of Electrical Workers Local 636

West Credit Avenue 7170, L5N 6C6 Mississauga, Canada

IBEW Local 636

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Teamsters local 419

Meyerside Drive 1890, L5T 1B4 Mississauga, Canada

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