Union plumber pipefitter welder hvacr tech sprinkler fitter Southwest Pipe Trades

Welcome to the

Southwest Pipe Trades Association

The Southwest Pipe Trades Association (SWPTA) is affiliated with United Association (UA) of Journeymen and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada. SWPTA was chartered in 1914 to represent the common interests of the union workers and Mechanical Contractors Association of America (MCAA) contractors of the southwest plumbing and pipe fitting industry.

We proudly serve the highly trained journeymen and apprentice plumbers, pipefitters, welders, sprinkler fitters, and HVAC-R service technicians of the 13 local unions of  Texas, Oklahoma and New Mexico.

Union pipefitters work on a pipe on a construction site

Markets Served


Texas, Oklahoma and New Mexico face unique challenges and thrive thanks to some specific industries and markets. 

Recent News

Local 146 Fort Worth unveils a new website

Crafted in partnership with union marketing agency BMA Media Group, the new website ushers in a modern era of communication, connecting the Local Union with its members and prospective apprentice applicants through news, industry insights and important information. A leap into the digital

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