BackflowNear Test-Due Reminder

Backflow testing in Westerville, OH

83 backflow testing businesses work within 25 miles of Westerville, 3 of them based in town. 7 have testers on Ohio's roster and 76 are on the approved tester list of City of Columbus and City of Columbus irrigation.

83 businesses within 25 miles

Backflow testing companies near Westerville

What the badges mean
✓ OH Certified Backflow Tester Verified
A state roster lists at least one certified tester at this business, with a current certificate. The state sets the exam and renewal.
✓ OH 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.

D & L Plumbing Inc

100/100
✓ OH Utility-Approved Tester Verified #2007 ★ 4.3 (58 reviews) 4 certified testersOn City of Columbus list Backflow Testing

4736 E Walnut St, Westerville, OH 43081 · under 1 mile from Westerville

Call (614) 882-8281 Details Website

Verified Oct 2026 · Unclaimed listing

EPro Services

100/100
✓ OH Utility-Approved Tester Verified #A12122 ★ 4.6 (41 reviews) 3 certified testersOn City of Columbus list Backflow Testing

1491 Polaris Pkwy #217, Columbus, OH 43240 · 6 mi from Westerville

Call (614) 212-7739 Details Website

Verified Oct 2026 · Unclaimed listing

Sauer Group Inc

100/100
✓ OH Utility-Approved Tester Verified #A13526 10 certified testersOn City of Columbus list Backflow Testing

1105 Schrock Rd Ste 700, Columbus, OH 43229 · 7 mi from Westerville

Call (614) 853-2500 Details Website

Verified Oct 2026 · Unclaimed listing

G Mechanical

100/100
✓ OH Utility-Approved Tester Verified #6570 ★ 3.4 (41 reviews) 2 certified testersOn City of Columbus list Backflow Testing

6480 Doubletree Ave, Columbus, OH 43229 · 7 mi from Westerville

Call (614) 844-6750 Details Website

Verified Oct 2026 · Unclaimed listing

Summit Fire & Security llc

100/100
✓ OH Utility-Approved Tester Verified #A12661 ★ 4.9 (150 reviews) 3 certified testersOn City of Columbus list Backflow Testing

771 Dearborn Park Ln Ste h, Columbus, OH 43085 · 7 mi from Westerville

Call (614) 471-9700 Details Website

Verified Oct 2026 · Unclaimed listing

Hard Fire Suppression Systems

100/100
✓ OH Utility-Approved Tester Verified #A13348 ★ 5 (5 reviews) 2 certified testersOn City of Columbus list Backflow Testing

400 E Wilson Bridge Rd A, Worthington, OH 43085 · 7 mi from Westerville

Call (614) 704-8676 Details Website

Verified Oct 2026 · Unclaimed listing

Siemens Industry

100/100
✓ OH Utility-Approved Tester Verified #A11962 ★ 3.6 (5 reviews) 2 certified testersOn City of Columbus list Backflow Testing

530 Lakeview Plaza Blvd # D, Worthington, OH 43085 · 8 mi from Westerville

Call (614) 846-9540 Details Website

Verified Oct 2026 · Unclaimed listing

Speer Mechanical

100/100
✓ OH Utility-Approved Tester Verified #A4907 ★ 3.4 (35 reviews) 12 certified testersOn City of Columbus list Backflow Testing

5255 Sinclair Rd, Columbus, OH 43229 · 8 mi from Westerville

Call (614) 261-6331 Details Website

Verified Oct 2026 · Unclaimed listing

Rain One Inc

100/100
✓ OH Utility-Approved Tester Verified #A11423 ★ 4.9 (1184 reviews) 2 certified testersOn City of Columbus list Backflow Testing

6871 Taylor Rd, Blacklick, OH 43004 · 8 mi from Westerville

Call (614) 759-1196 Details Website

Verified Oct 2026 · Unclaimed listing

Elite Fire Services LLC

100/100
✓ OH Utility-Approved Tester Verified #A10647 ★ 5 (19 reviews) 4 certified testersOn City of Columbus list Backflow Testing

3025 Switzer Rd, Columbus, OH 43219 · 9 mi from Westerville

Call (614) 586-4255 Details Website

Verified Oct 2026 · Unclaimed listing

Genesis Building Systems

100/100
✓ OH Utility-Approved Tester Verified #A10680 ★ 5 (3 reviews) 5 certified testersOn City of Columbus list Backflow Testing

7790 N Central Dr, Lewis Center, OH 43035 · 9 mi from Westerville

Call (614) 272-6868 Details Website

Verified Oct 2026 · Unclaimed listing

G&M Plumbing

100/100
✓ OH Utility-Approved Tester Verified #A11933 ★ 4.6 (11 reviews) 3 certified testersOn City of Columbus list Backflow Testing

2077 Joyce Ave, Columbus, OH 43219 · 9 mi from Westerville

Call (614) 263-1851 Details Website

Verified Oct 2026 · Unclaimed listing

Mark Cantrell Plumbing LLC

100/100
✓ OH Utility-Approved Tester Verified #A13004 ★ 4.5 (73 reviews) 3 certified testersOn City of Columbus list Backflow Testing

142 E Pratt St, Johnstown, OH 43031 · 10 mi from Westerville

Call (740) 965-1603 Details Website

Verified Oct 2026 · Unclaimed listing

Absolute Irrigation LLC

100/100
✓ OH Utility-Approved Tester Verified #A13083 ★ 4.6 (19 reviews) 2 certified testersOn City of Columbus list Backflow Testing

6456 Linworth Rd, Worthington, OH 43085 · 10 mi from Westerville

Call (614) 893-1597 Details Website

Verified Oct 2026 · Unclaimed listing

Eaton Plumbing Inc

90/100
✓ OH Utility-Approved Tester Verified #A10824 ★ 4.7 (175 reviews) On City of Columbus list Backflow Testing

5600 E Walnut St, Westerville, OH 43081 · 1 mi from Westerville

Call (614) 891-7005 Details Website

Verified Oct 2026 · Unclaimed listing

Jack L Woods Plumbing Company Inc

90/100
✓ OH Utility-Approved Tester Verified #A1635 ★ 4.4 (191 reviews) 5 certified testersOn City of Columbus list Backflow Testing

130 E Home St, Westerville, OH 43081 · 4 mi from Westerville

Call (614) 882-9700 Details

Verified Oct 2026 · Unclaimed listing

Best Plumbing Ltd

90/100
✓ OH Utility-Approved Tester Verified #A11580 ★ 4.7 (13 reviews) On City of Columbus list Backflow Testing

5791 Zarley St, New Albany, OH 43054 · 4 mi from Westerville

Call (614) 855-1919 Details Website

Verified Oct 2026 · Unclaimed listing

Enervise

90/100
✓ OH Utility-Approved Tester Verified #A12590 ★ 4.1 (19 reviews) On City of Columbus list Backflow Testing

6663 Huntley Rd K, Columbus, OH 43229 · 7 mi from Westerville

Call (614) 885-9800 Details Website

Verified Oct 2026 · Unclaimed listing

Apex Plumbing Pros LLC

90/100
✓ OH Utility-Approved Tester Verified #A10285 ★ 4.7 (7053 reviews) On City of Columbus list Backflow Testing

6663 Huntley Rd M, Columbus, OH 43229 · 7 mi from Westerville

Call (614) 245-2323 Details Website

Verified Oct 2026 · Unclaimed listing

Roto Rooter Services

90/100
✓ OH Utility-Approved Tester Verified #A12843 ★ 4.8 (7105 reviews) On City of Columbus list Backflow Testing

4480 Bridgeway Ave Ste B, Columbus, OH 43219 · 8 mi from Westerville

Call (614) 778-8934 Details Website

Verified Oct 2026 · Unclaimed listing

Parson Plumbing & Drains

90/100
✓ OH Utility-Approved Tester Verified #A12182 ★ 5 (765 reviews) On City of Columbus list Backflow Testing

2889 Johnstown Rd Suite C, Columbus, OH 43219 · 8 mi from Westerville

Call (614) 309-2295 Details Website

Verified Oct 2026 · Unclaimed listing

JCORR Mechanical

90/100
✓ OH Utility-Approved Tester Verified #11426 On City of Columbus list Backflow Testing

9002 Cotter St, Lewis Center, OH 43035 · 8 mi from Westerville

Call (614) 880-4111 Details Website

Verified Oct 2026 · Unclaimed listing

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

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 Westerville and we'll text you a month before it is due, with certified local testers ready to book.

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Backflow testing questions in Westerville

Who can test a backflow preventer in Westerville?

A tester certified as Ohio's rules require, and accepted by your water utility. The companies here are on the approved list of City of Columbus and City of Columbus irrigation: companies allowed to file backflow test reports in that system. Check the notice your utility sent.

How many backflow testing companies serve Westerville?

83 companies on the approved list of City of Columbus and City of Columbus irrigation work within 25 miles of Westerville, 3 of them based in town.

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.

Approved list: City of Columbus approved backflow testers, City of Columbus.

Approved list: City of Columbus approved backflow testers (irrigation devices), City of Columbus.

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