Holt Mechanical, Westerville, OH: Backflow Testing

Approvals

✓ On the City of Newark (Ohio) list Phone matches its Google profile

City of Newark, Ohio companies employing State of Ohio certified backflow testers, as of September 22, 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.

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 (614) 901-8020 More testers in Ohio

Price reports

What a backflow test costs in Westerville

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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 Holt Mechanical

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

Other backflow testers nearby

Business	Services	Distance
Jack L Woods Plumbing Company Inc	Backflow Testing	1 mi
Sauer Group Inc	Backflow Testing	3 mi
G Mechanical	Backflow Testing	3 mi
EPro Services	Backflow Testing	3 mi
Columbus Backflow Testing Company & Fire	Backflow Testing	3 mi
Summit Fire & Security llc	Backflow Testing	3 mi

Questions about Holt Mechanical

Is Holt Mechanical approved to test backflow assemblies?

Holt Mechanical is on the City of Newark (Ohio) list, as of September 22, 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 Holt Mechanical do?

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

What areas does Holt Mechanical serve?

They are based in Westerville, Ohio, within driving distance of Worthington, Westerville, Lewis Center, Columbus, New Albany. Service areas are set by the business, so confirm yours when you call.

How do I reach Holt Mechanical?

Call (614) 901-8020.

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

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