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Company

Proudly serving California's Central Valley and East Bay Area since 1982. Our owner, Ron Mize, employs technicians that set industry standards in quality workmanship and technical skill. With their professional office staff and field managers, Tri-Valley Electrical Service works to provide the highest quality work product in the industry.

Past government projects include:

  • Sandia Labs
  • Lawrence Livermore Labs
  • Fremont Unified School District
  • Newark Unified School District
  • New Haven Unified School District
  • Pleasanton Unified School District
  • City of Union City
  • City of Newark
  • University of California Berkeley
Supporting the business community:
  • Pleasanton Chamber of Commerce
  • Livermore Chamber of Commerce
  • Fremont Unified School District
  • Pleasanton North Rotary

 

What our customers say...

Tri-Valley came out and installed two ceiling fans which look great! We also went over some of the other projects we are interested in tackling in the near future. I love the work ethic, the efficiency of their work, and the optimism displayed by them. They are true professionals who will always be the first electrical company we reach out to.

William S.
Mountain House, CA

Warranty Service Calls

Ask for us! We have priority scheduling for our home warranty service calls.

And we're a proud service provider
for these companies: