Danboise Mechanical Electrical Inc, Farmington, MI

Approvals

✓ On the Oakland County WRC list✓ On the City of Ann Arbor list Phone matches its Google profile

Oakland County WRC backflow prevention assembly testers, as of April 30, 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 backflow testers servicing the Ann Arbor area, as of April 24, 2025. 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 (248) 471-2230 Visit website More testers in Michigan

Price reports

What a backflow test costs in Farmington

Not enough reports yet for Farmington to show a range. Be one of the first: it takes a minute and stays anonymous.

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.

What Danboise Mechanical Electrical Inc's website says

Services listed on Danboise Mechanical Electrical Inc's website, read October 11, 2026: backflow testing, general plumbing, water heaters and drain and sewer service. danboisemechanical.com

It says	Details	Page
Service area	Ingham County; Ann Arbor, Battle Creek, Birmingham, Detroit, Farmington, Farmington Hills, Grand Rapids, Kalamazoo, Lansing, Livonia, Mount Pleasant, Muskegon, Novi, Rochester Hills and Royal Oak and 3 more	danboisemechanical.com
24-hour service	Offered, it says	danboisemechanical.com
Founding year	In business since 1925	danboisemechanical.com/commercial-hvac/boiler-services

Read on danboisemechanical.com on October 11, 2026 (4 pages). This is what the business says about itself.

Where you will find Danboise Mechanical Electrical Inc

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

Other backflow testers nearby

Business	Services	Distance
A-1 Comfort Control LLC	Backflow Testing	1 mi
Rooter MD plumbing LLC	Backflow Testing	1 mi
Thornton & Grooms	Backflow Testing	3 mi
H Muskovitz Plumbing Company	Backflow Testing	5 mi
Lighthouse Plumbing Services, Inc	Backflow Testing	5 mi
Guardian Plumbing and Heating INC	Backflow Testing	6 mi

Questions about Danboise Mechanical Electrical Inc

Is Danboise Mechanical Electrical Inc approved to test backflow assemblies?

Danboise Mechanical Electrical Inc is on the Oakland County WRC list and City of Ann Arbor list, as of April 30, 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 Danboise Mechanical Electrical Inc do?

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

What areas does Danboise Mechanical Electrical Inc serve?

They are based in Farmington, Michigan, within driving distance of Farmington Hills, Livonia, Ferndale, Troy, Rochester Hills. Its website names Ingham County and Ann Arbor, Battle Creek, Birmingham, Detroit, Farmington and Farmington Hills and 12 more places as areas it serves (read October 11, 2026).

How do I reach Danboise Mechanical Electrical Inc?

Call (248) 471-2230. Their website is linked on this page.

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

Is this your business?

Claim this listing free: add the utilities you file with, your service area and your residential test price, and get annual test-due requests from property owners.

Claim this listing