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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

Pipe Trades Training Center

October 22nd, 2024|

The Pipe Trades Training Center sponsored a successful event titled "Building Our Future". Please click on the link below to learn more. https://www.pttc.edu/building-our-future Thank you for your support!

Summer Fall 2024 Blueprint Newsletter

October 16th, 2024|

This issue focus is on Mental Health.  Our industry takes an active role in the physical and mental health of workers and their contractor employers/employees, with tons of resources available.  A special shout out to

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

South Bay Piping Industry

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