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U.A. Local 393 Plumbers, Steamfitters and HVAC/R Service Technicians, Plumbing, Mechanical, Industrial and Service & Maintenance Contractors

Quality-Assured Contractors


South Bay Piping Industry contractors and their UA Local 393 members have literally been a part of every major construction project in Silicon Valley. U.A. Local 393 Plumbers and Pipefitters was established over 100 years ago here in Silicon Valley and many of our contractors are being led by 4th and 5th generation family members.

We Built This Valley!

About Us

Learn more about South Bay Piping Industry on the About Us page

Contractors

Visit the Contractors page to learn more about our members

News

Visit our News page to see the latest News & Events

Contact Us

Send us an email via the online form on the Contact Us page
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Highlighted Projects

Check out some high-profile projects completed by South Bay Piping Industry contractors and Local 393 members.

Mills Peninsula Hospital

Mills Peninsula Hospital

Levi’s Stadium

Children’s Discovery Museum

squaw valley construction

Squaw Valley

Apple Park Cupertino

Apple Park Campus

San Jose City Hall

San Jose City Hall

We Built This Valley

Over 100 years of building experience

Latest News

New Covid protocols for the construction industry, Local 393 members and employers can be found on the Santa Clara County Public Health

San Jose Barracuda Hockey Tickets

October 4th, 2024|

The South Bay Piping Industry is proud to announce sponsorship of the San Jose Barracuda Hockey season.  GET YOUR COMPLIMENTARY TICKETS! Complimentary tickets are first come, first serve and available seats are limited.  Fans who

Upcoming Events at Local 393 Pipe Trades Training Center

September 11th, 2024|

U. A. Local 393 Pipe Trades Training Center has the following upcoming events you won't want to miss! November: National Apprenticeship Week December: Sign Ups for Local 393 Apprentice Contest For more information, please contact

South Bay Piping Industry

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