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Contact Us

Since 1955, Frank Bonetti Plumbing has been providing the most comprehensive plumbing construction services in the East Bay and Tri Valley areas.

Frank Bonetti Plumbing is located in Castro Valley, California. 

Regular business hours

  • Monday through Friday 8am-5pm

Phone Numbers

  • East Bay:  510-582-0934
  • Tri-Valley: 925-846-4626
  • Fax: 510-581-4455

Email your Service Request (link to service request form)

General inquiries email:  info@bonettiplumbing.com

24-hour Emergency Service!
We have technicians on-call 24/7 to meet the emergency service needs of our commercial clients. When you need us, call (510) 892-3388 for Emergency Service.
At this time we do not offer 24-hour service to our residential customers.

Contractor License # 251165


20878 Rutledge Rd, Castro Valley, 94546
EAST BAY: 510.582.0934
TRI-VALLEY: 925.846.4626
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