Silicon Valley Mechanical, San Jose, CA: Backflow Testing

Approvals

✓ On the DSRSD list Phone matches its Google profile

DSRSD backflow tester list, as of August 20, 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
Michael McNulty-Castro

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 (408) 943-0380 Visit website More testers in California

Price reports

What a backflow test costs in San Jose

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Published prices nationwide

$29.99 to $100 per assembly

$0$25$50$75$100$125

Based on 14 published prices · Read Oct 2026 Prices testing businesses list on their own websites, from our cost guide. Listed prices, not what people paid.

Every published price, with its source: what a backflow test costs.

Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.

Where you will find Silicon Valley Mechanical

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

Other backflow testers nearby

Business	Services	Distance
United Mechanical	Backflow Testing	under 1 mi
SV Plumbing Inc.	Backflow Testing	2 mi
1-Hour Drain	Backflow Testing	2 mi
Nickell Fire Protection Inc	Backflow Testing	3 mi
Therma, LLC.	Backflow Testing	3 mi
Flow City Plumbing	Backflow Testing	4 mi

Questions about Silicon Valley Mechanical

Is Silicon Valley Mechanical approved to test backflow assemblies?

Silicon Valley Mechanical is on the DSRSD list, as of August 20, 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 Silicon Valley Mechanical do?

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

What areas does Silicon Valley Mechanical serve?

They are based in San Jose, California, within driving distance of San Jose, Sunnyvale, Pleasanton, Hayward, Morgan Hill. Service areas are set by the business, so confirm yours when you call.

How do I reach Silicon Valley Mechanical?

Call (408) 943-0380. Their website is linked on this page.

Compiled from public records and public business information. Not an endorsement. Check licensing before you hire.

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