BackflowNear Test-Due Reminder

Williams Mechanical Services LLC

Backflow testing. 2740 W Windrose Dr, Phoenix, AZ 85029

1 utility approved list
★ 4.3 14 Google reviews
90/100 BackflowNear score

Approvals

✓ On the City of Scottsdale list Phone matches its Google profile

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.

Where you will find Williams Mechanical Services LLC

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

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Questions about Williams Mechanical Services LLC

Is Williams Mechanical Services LLC approved to test backflow assemblies?

Williams Mechanical Services LLC is on the City of Scottsdale list, as of July 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 Williams Mechanical Services LLC do?

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

What areas does Williams Mechanical Services LLC serve?

They are based in Phoenix, Arizona, within driving distance of Phoenix, Glendale, Peoria, Scottsdale, Surprise. Service areas are set by the business, so confirm yours when you call.

How do I reach Williams Mechanical Services LLC?

Call (623) 584-0473. Their website is linked on this page.

Is this your business?

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