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!
Highlighted Projects
Check out some high-profile projects completed by South Bay Piping Industry contractors and Local 393 members.
Mills Peninsula Hospital
Levi’s Stadium
Children’s Discovery Museum
Squaw Valley
Apple Park Campus
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 Giants Baseball – 2023 tickets giveaway is closed.
Take me out to the ballgame. The South Bay Piping Industry was a 2023 sponsor of the San Jose Giants. Look for tickets again in early 2024!
2023 Earthquake Soccer Tickets
All our sponsor tickets have been distributed! Check back for the 2024 season. Go Earthquakes!
This Adventure Called California
Labor Trafficking Survivor Hopes Short Documentary Film Will Help Protect Other Workers - Film will be part of San Jose's Cinequest this year with a panel discussion to include Ruth Silver Taube, Legal Services Chair
