There are approximately 326,000 highly-skilled United Association members who belong to over 300 individual local unions across North America.

Are you interested in becoming an apprentice Boilermaker?

The Carpenters’ District Council of Ontario is an organization that represents over 25,000 people across the province.

The Quality Control Council is the authority and voice for Canada’s highly skilled nondestructive testing and field heat treatment professionals.

The International Union of Painters and Allied Trades (IUPAT) has a rich history of organizing workers and defending their rights.

LiUNA Local 837 is a construction based union with members in Kitchener-
Waterloo, Cambridge, Brantford, Greater Hamilton,

TEAMSTERS UNION LOCAL # 879 PRIDES ITSELF ON BEING A PRO-ACTIVE LOCAL.

The International Association of Heat and Frost Insulators is the largest and most influential union of trained insulation mechanics, with over 25,000 members across Canada and the United States.

Local 787’s members can be found performing work in the Heating, Ventilation, Air Conditioning, Refrigeration, and Mechanical Industry.

IBEW Local 804 represents members who work in a variety of electrical disciplines.

Working in the Industrial, Commercial, Institutional and Residential sectors our highly skilled tradesman provide their services and expertise in making Ontario a safe place to live .

By being competitive, our contractors can send a clear message to companies: the job is going to be done on time, on budget with high quality, safe work and with no disruptions.

Our Local has over 1500 members and we are strong and growing. Together we erected some of the most prominent and well known buildings in our jurisdiction.