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About the UA

The United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada (UA) represents approximately 384,000 Plumbers, Pipefitters, Sprinkler Fitters, HVACR Service Technicians, Welders and Pipeliners working in the construction industry throughout North America.

Heart of the UA

Every day across North America UA members are involved in community projects and a whole host of charitable activities that support families and those in need, regardless of union affiliation.

This generosity exemplifies what is best about the UA—the spirit of brotherhood and sisterhood that is the true heart of the UA.

  • Colorado Tradeswomen actively support their local community

    Members of the Colorado Tradeswomen, a women’s committee founded in Denver, volunteered at Family Tree, a non-profit human services agency providing innovative life-changing services designed to end child abuse, domestic violence and homelessness in Wheat Ridge, Colo.  The Colorado Tradeswomen gathered to volunteer at this nonprofit services agency, sanding and

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  • Local 342 members support local food banks

    Members of Plumbers, Steamfitters and HVACR Service Technicians Local 342 support two food banks, one for Alameda County and the other for Contra Costa and Solano counties.  Once a month, volunteers from Local 342 participate in various roles to support these local food banks. These volunteers are organized through Local

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  • UA Local 52 – Vital to the Health of Lowndes County Residents

    In April 2024, the International Water, Sanitation and Hygiene Foundation (IWSH) returned to Lowndes County, Ala., for the third consecutive year for the IWSH Community Plumbing Challenge (CPC).  The challenge aims to drive change in a region that has suffered from inadequate sanitation for decades.  Lowndes County is one of

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Our Trades

There are many pathways open to UA members, thanks to the wide variety of training and education programs open to all. Choose what suits you best.

  • Pipeliners

    Pipeliners install, repair and maintain oil and gas piping systems all across North America. They perform vital work to keep supplies of oil and natural gas moving safely and efficiently from oil fields to refineries and on to consumers. Pipeliners work “on the road,” often in remote locations. This work

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  • Pipefitters

    Pipefitters are highly skilled and certified tradespeople who work on jobs large and small all across North America. They install piping systems in projects ranging from residential to high-tech and extremely sensitive and sophisticated facilities. The work they do can involve high-pressure systems utilizing carbon and stainless steel and many

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  • Plumbers

    Plumbers perform work that is essential to the health and safety of our citizens. Plumbers install drinking water, waste and ventilating systems, as well as wastewater treatment systems large and small, in homes, offices, schools, hospitals and manufacturing facilities. With a growing focus on green technologies, water conservation and energy

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Education
and Training

In the UA, you can be anything you want to be – a Welder, an HVACR Service Technician, a Plumber, a Pipefitter. There are many pathways open to UA members, thanks to the wide variety of training and education programs open to all. Choose what suits you best.

UA News

Here’s the latest news of importance to UA members and local unions.

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