Guerra Bros Plumbing, Concord, CA: Backflow Testing

Approvals

✓ On the EBMUD list Phone matches its Google profile

EBMUD approved backflow testers, as of September 1, 2026. Being on this list means the utility lets the company file backflow test reports in its water system; it is not a state license.

Certified tester	Certificate	Expires
Vincent Quilantang		January 2028

Ask for the certificate number of the tester who will do your test, and check that your own water utility accepts reports from this company.

Call (925) 288-0409 Visit website More testers in California

Where you will find Guerra Bros Plumbing

These are the city pages close enough for this business to appear on.

Other backflow testers nearby

Business	Services	Distance
Matrix	Backflow Testing	under 1 mi
Preferred Plumbing & Drain	Backflow Testing	2 mi
Landscape Care, Inc	Backflow Testing	4 mi
Philco Building Maint	Backflow Testing	5 mi
Escos Fire and Safety	Backflow Testing	6 mi
City Mechanical Inc.	Backflow Testing	13 mi

Questions about Guerra Bros Plumbing

Is Guerra Bros Plumbing approved to test backflow assemblies?

Guerra Bros Plumbing is on the EBMUD list, as of September 1, 2026. That means the utility lets the company file backflow test reports in its system; it is not a state license. Ask for the tester's certificate number before the test.

What does Guerra Bros Plumbing do?

Their listing covers backflow testing. Call to confirm the service you need, because offerings change.

What areas does Guerra Bros Plumbing serve?

They are based in Concord, California, within driving distance of Concord, Oakland, San Leandro, Pleasanton, Hayward. Service areas are set by the business, so confirm yours when you call.

How do I reach Guerra Bros Plumbing?

Call (925) 288-0409. Their website is linked on this page.

Is this your business?

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