Photo of industrial pipes

United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada or "UA" as it is commonly known is a multi-craft union whose members are engaged in the fabrication, installation and servicing of piping systems.

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

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News & Events

  The Power of Standing United

Brothers and Sisters, I respectfully request that you take a few moments to review this powerful edition of "Unions". The attached publication contains many a...

  College of Trades Appointments Council

The Council seeks your support in reaching out to the members of your organization and their contacts to encourage those who have experience working in or worki...

  Unionized Construction Works

As you may already be aware, the OCS launched the "Unionized Construction Works" campaign in early March this year. To promote this campaign, we have set up a n...

  Commemoration of the National Day of Mourning

Where: Council Chambers, Hamilton City Hall 71 Main Street West | When: Apr. 28, 2015 @ 5:30 PM

Candlelight procession to the Monument at the corner of Main and Bay for the laying of wreaths follows.


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  STOP BILL C-377!

We need your help — TODAY.The government is trying to take away the rights of unions to speak up for the working people of Canada. Bill C-377 is an attack...

  Canada is Stronger with the Energy East Pipeline

We are approaching an important time in our efforts to build the Energy East Pipeline.Therefore, we are mobilizing as an organization to defend our work, our in...