BackflowNear Test-Due Reminder

Backflow testing in Carrollton, TX

66 backflow testing businesses work within 25 miles of Carrollton, 3 of them based in town. Every one is on the approved tester list of 5 water utilities.

66 businesses within 25 miles
1 for-hire testers based in Carrollton

Backflow testing companies near Carrollton

What the badges mean
✓ TX Utility-Approved Tester Verified On the city list
The company is on a water utility's own approved list (the second badge names the list). That is the utility's approval, not a state license, and it counts for that utility.
3 certified testers
How many certified testers the roster lists at this business.
★ 4.8 (25 reviews)
The Google rating, shown as Google reports it. It does not change the order.

Order is by our quality score, never by payment. How we verify listings.

Allied Fire Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 4.2 (16 reviews) 6 certified testersOn City of Grand Prairie list Backflow Testing

3361 Boyington Dr Apt 160, Carrollton, TX 75006 · 4 mi from Carrollton

Call (972) 840-1700 Details Website

Verified Oct 2026 · Unclaimed listing

Koetter Fire Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 4.4 (39 reviews) 2 certified testersOn City of Plano list Backflow Testing

10351 Olympic Dr, Dallas, TX 75220 · 7 mi from Carrollton

Call (214) 358-3593 Details Website

Verified Oct 2026 · Unclaimed listing

Ranger Fire

100/100
✓ TX Utility-Approved Tester Verified ★ 3.9 (11 reviews) 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

1000 S Main St #150, Grapevine, TX 76051 · 10 mi from Carrollton

Call (817) 410-9070 Details Website

Verified Oct 2026 · Unclaimed listing

A & A Active Backflow

90/100
✓ TX Utility-Approved Tester Verified ★ 5 (10 reviews) On City of Garland list Backflow Testing

1611 N Interstate 35E Ste 410, Carrollton, TX 75006 · under 1 mile from Carrollton

Call (972) 242-2229 Details Website

Verified Oct 2026 · Unclaimed listing

Brandt Companies

90/100
✓ TX Utility-Approved Tester Verified ★ 4.3 (87 reviews) On City of Grand Prairie list Backflow Testing

1728 Briercroft Ct, Carrollton, TX 75006 · 2 mi from Carrollton

Call (972) 395-6000 Details Website

Verified Oct 2026 · Unclaimed listing

Evolution Mechanical

90/100
✓ TX Utility-Approved Tester Verified ★ 2.6 (22 reviews) On City of Plano list Backflow Testing

8100 Mesquite Bend Dr, Irving, TX 75063 · 5 mi from Carrollton

Call (469) 930-0270 Details Website

Verified Oct 2026 · Unclaimed listing

Dynamic Systems

90/100
✓ TX Utility-Approved Tester Verified ★ 4.8 (43 reviews) On City of Plano list Backflow Testing

2683 Lombardy Ln, Dallas, TX 75220 · 7 mi from Carrollton

Call (214) 351-7500 Details Website

Verified Oct 2026 · Unclaimed listing

A Trust Backflow

90/100
✓ TX Utility-Approved Tester Verified 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

3113 Roanoke Dr, Irving, TX 75061 · 10 mi from Carrollton

Call (214) 315-7290 Details

Verified Oct 2026 · Unclaimed listing

Dyna Ten

100/100
✓ TX Utility-Approved Tester Verified ★ 4.3 (36 reviews) 2 certified testersOn City of Grand Prairie list Backflow Testing

4375 Diplomacy Rd, Fort Worth, TX 76155 · 12 mi from Carrollton

Call (817) 616-2200 Details Website

Verified Oct 2026 · Unclaimed listing

Automatic Fire Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 3.5 (8 reviews) 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

630 International Pkwy #100, Richardson, TX 75081 · 12 mi from Carrollton

Call (214) 575-2000 Details Website

Verified Oct 2026 · Unclaimed listing

Firetrol Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 4 (15 reviews) 3 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

10320 Markison Rd, Dallas, TX 75238 · 13 mi from Carrollton

Call (214) 343-9200 Details Website

Verified Oct 2026 · Unclaimed listing

United Mechanical

100/100
✓ TX Utility-Approved Tester Verified ★ 4.4 (50 reviews) 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

11540 Plano Rd, Dallas, TX 75243 · 13 mi from Carrollton

Call (214) 341-9300 Details Website

Verified Oct 2026 · Unclaimed listing

American Fire Protection Group

100/100
✓ TX Utility-Approved Tester Verified ★ 3.8 (14 reviews) 17 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

10575 Vista Park Rd, Dallas, TX 75238 · 13 mi from Carrollton

Call (214) 349-2221 Details Website

Verified Oct 2026 · Unclaimed listing

DFS Fire Systems

100/100
✓ TX Utility-Approved Tester Verified ★ 4.3 (64 reviews) 2 certified testersOn City of Garland list Backflow Testing

3121 Benton St, Garland, TX 75042 · 14 mi from Carrollton

Call (214) 628-4061 Details Website

Verified Oct 2026 · Unclaimed listing

Lux Texas Landscaping

100/100
✓ TX Utility-Approved Tester Verified ★ 5 (204 reviews) 2 certified testersOn City of Grand Prairie list Backflow Testing

5000 Eldorado Pkwy #150, Frisco, TX 75033 · 15 mi from Carrollton

Call (972) 302-8743 Details Website

Verified Oct 2026 · Unclaimed listing

Kodiak Fire Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 3.7 (26 reviews) 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

507 Prestige Cir, Allen, TX 75002 · 17 mi from Carrollton

Call (469) 342-6819 Details Website

Verified Oct 2026 · Unclaimed listing

All Test Fire Protection

100/100
✓ TX Utility-Approved Tester Verified ★ 4.9 (296 reviews) 4 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

2126 Hamilton Rd Ste 190, Argyle, TX 76226 · 19 mi from Carrollton

Call (817) 379-0856 Details Website

Verified Oct 2026 · Unclaimed listing

Saving Grace Plumbing

100/100
✓ TX Utility-Approved Tester Verified ★ 4.7 (1132 reviews) 2 certified testersOn City of Garland listOn City of Grand Prairie list Backflow Testing

5210 Gordon Smith Dr, Rowlett, TX 75088 · 20 mi from Carrollton

Call (214) 299-9223 Details Website

Verified Oct 2026 · Unclaimed listing

Origin Services

90/100
✓ TX Utility-Approved Tester Verified On City of Plano list Backflow Testing

8400 Belleview Dr Ste 115, Plano, TX 75024 · 11 mi from Carrollton

Call (469) 456-7425 Details Website

Verified Oct 2026 · Unclaimed listing

Diamond Scenery

90/100
✓ TX Utility-Approved Tester Verified ★ 4.8 (31 reviews) On City of Garland list Backflow Testing

3439 Maybeth St, Dallas, TX 75212 · 12 mi from Carrollton

Call (214) 725-4499 Details Website

Verified Oct 2026 · Unclaimed listing

Eagle One Fire Systems

90/100
✓ TX Utility-Approved Tester Verified ★ 5 (132 reviews) On City of Grand Prairie list Backflow Testing

3111 Dallas Fort Worth Turnpike Ste 100, Dallas, TX 75212 · 14 mi from Carrollton

Call (214) 986-5358 Details Website

Verified Oct 2026 · Unclaimed listing

Metro guide: Backflow testing in Dallas and Fort Worth: every utility's rules, filing portals and published prices in one place.

City of Carrollton: backflow test rules

  • How the report is filed. Carrollton accepts the standard TCEQ test report form rather than selling its own test booklet. Source.
  • Tester registration. Certified backflow testers must register with the city each year for a nonrefundable $100 fee. Source.
  • Fees. Each nonresidential backflow prevention assembly carries an annual nonrefundable registration fee of $40 per device. Source.
  • If a test is missed. Backflow test reports filed late are charged $50 when 5 days late and $100 when 10 days late. Source.

Everything about City of Carrollton's backflow program

Independent certified testers based in Carrollton

Testers Texas's roster lists without a company. Names, certificate numbers and phones as the state publishes them.

TownTesterCertificatePhone
Carrollton Dan Lewis BP0004315 (214) 718-0189

Never miss your annual backflow test

Most water utilities require the backflow assembly on an irrigation, fire or commercial line to be tested every year, and a missed test can mean a shutoff notice. Tell us when yours was last tested in Carrollton and we'll text you a month before it is due, with certified local testers ready to book.

Free. One text before your test is due. No spam, cancel anytime. Privacy

Backflow testing questions in Carrollton

Who can test a backflow preventer in Carrollton?

A tester certified by Texas Commission on Environmental Quality. Your water utility may also keep its own list of testers allowed to file reports. In Carrollton, see City of Carrollton's rules below.

How many certified backflow testers are based in Carrollton?

1 testers who test for the public list Carrollton as their base on Texas's roster, and 66 testing businesses are within 25 miles.

How often do I need a backflow test?

Most utilities require a test when the assembly is installed and then every year. Your utility's notice gives the due date and how the tester files the report.

Roster: Texas Commission on Environmental Quality, read October 6, 2026.

Approved list: Backflow Tester Company List, City of Houston.

Approved list: City of Plano registered backflow testers, City of Plano Utility Operations.

Approved list: City of Grand Prairie registered backflow testers, City of Grand Prairie.

Approved list: City of Garland registered backflow testers, City of Garland.

Approved list: City of Round Rock registered backflow testers, City of Round Rock Utilities and Environmental Services.

Approved list: McAllen Public Utility certified backflow testers, McAllen Public Utility.

Approved list: City of Saginaw backflow tester list, City of Saginaw Environmental Services.

Approved list: Brownsville PUB cross connection control and backflow prevention testers, Brownsville Public Utilities Board.

Approved list: City of Laredo local registered backflow prevention assembly testers, City of Laredo Utilities.

Approved list: City of Plano registered backflow testers who test without a water shutoff, City of Plano Utility Operations.

Keep looking

Find a tester Set reminder