Petra Contractors, Inc., Glen Burnie, MD: Backflow Testing

Certification

✓ On Maryland's certified backflow tester roster ✓ On the WSSC Water list Phone matches its Google profile

WSSC Water plumbing firms providing cross-connection related services, as of July 8, 2026. This is the state board's list of certified backflow testers.

From the WSSC Water 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 (410) 544-9900 Visit website More testers in Maryland

Price reports

What a backflow test costs in Glen Burnie

Not enough reports yet for Glen Burnie 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 Petra Contractors, Inc.'s website says

It says	Details	Page
24-hour service	Offered, it says	petracontractors.net/services
Founding year	In business since 1995	petracontractors.net

Read on petracontractors.net on October 11, 2026 (3 pages). This is what the business says about itself.

Where you will find Petra Contractors, Inc.

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

Other backflow testers nearby

Business	Services	Distance
Tim Butler Plumbing & Heating	Backflow Testing	2 mi
Mahon Plumbing Inc.	Backflow Testing	3 mi
Trust Plumbing & Heating LLC	Backflow Testing	3 mi
Slo-Flo Plumbing	Backflow Testing	4 mi
Fireline Corporation	Backflow Testing	5 mi
T & D Plumbing & Heating Co.	Backflow Testing	5 mi

Questions about Petra Contractors, Inc.

Is Petra Contractors, Inc. licensed?

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

What does Petra Contractors, Inc. do?

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

What areas does Petra Contractors, Inc. serve?

They are based in Glen Burnie, Maryland, within driving distance of Glen Burnie, Baltimore, Severn, Halethorpe, Pasadena. Service areas are set by the business, so confirm yours when you call.

How do I reach Petra Contractors, Inc.?

Call (410) 544-9900. 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