Cantwell Plumbing, Whitesburg, TN: Backflow Testing

Certification

✓ On Tennessee's certified backflow tester roster Phone matches its Google profile

Certified tester	Certificate	Expires
Marty L Cantwell	8271	April 2027

From the Tennessee Department of Environment and Conservation (Fleming Training Center) roster, read October 6, 2026. The roster lists people, not companies; these are the certified testers it lists for this business. Ask which tester will do your test, and your utility may also require the tester to be registered with it.

Call (423) 312-7963 More testers in Tennessee

Where you will find Cantwell Plumbing

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

Other backflow testers nearby

Business	Services	Distance
Warner Works LLC	Backflow Testing	10 mi
Lakeway Fire Protection, Inc.	Backflow Testing	12 mi
Roto Rooter	Backflow Testing	18 mi
J & F Mechanical	Backflow Testing	27 mi
American Mechanical Contractors, Inc.	Backflow Testing	32 mi
BAE Systems	Backflow Testing	34 mi

Questions about Cantwell Plumbing

Is Cantwell Plumbing licensed?

Yes. Tennessee records showed an active certificate (#8271) when we last checked in Oct 2026. Ask to see it before work starts, since a certificate can lapse between checks.

What does Cantwell Plumbing do?

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

What areas does Cantwell Plumbing serve?

They are based in Whitesburg, Tennessee, within driving distance of Kingsport, Johnson City, Blountville. Service areas are set by the business, so confirm yours when you call.

How do I reach Cantwell Plumbing?

Call (423) 312-7963.

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