The South Bay Piping Industry is jointly operated by representatives of Plumbers UA Local 393, our union Contractors and their Association managers. Alex Hall, Northern California MCA and Steve Flores, Business Manager for Local 393 are Co-Chairs. CFO is Wayd La Pearle, Santa Clara Valley Contractors Association. The 200 plus contractors and their UA Local 393 technicians have literally been a part of every single major construction project in Silicon Valley. UA Plumbers and Pipefitters Local 393 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.
A full-service mechanical and piping contractor, OC McDonald provides comprehensive design, installation and service for commercial new construction or retrofit. Our single-source approach allows us to manage all aspects of a project, reducing potential complications and minimizing costs for our customers. Download the latest edition of BLUEPRINT, the official South Bay Piping Industry Newsletter for all of the latest in industry news. A guide to the latest regulations, updated and annotated to include flammable, pyrophoric gases and plus certified contractors.
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