BackflowNear Test-Due Reminder

Backflow testing in Griffith, IN

30 backflow testing businesses work within 25 miles of Griffith, 3 of them based in town. 24 have testers on Indiana's roster and 6 are on the approved tester list of Valparaiso Utilities.

30 businesses within 25 miles
13 for-hire testers based in Griffith

Certified backflow testers near Griffith

What the badges mean
✓ IN 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.
✓ IN 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.

TLC Plumbing, INc.

100/100
✓ IN Certified Backflow Tester Verified #BF20-6843 ★ 4.2 (112 reviews) 3 certified testers Backflow Testing

235 N Lindberg St, Griffith, IN 46319 · under 1 mile from Griffith

Call (219) 922-6214 Details Website

Verified Oct 2026 · Unclaimed listing

Rainmaker Irrigation

100/100
✓ IN Certified Backflow Tester Verified #BF16-5445 ★ 4.8 (266 reviews) 3 certified testers Backflow Testing

9928 Express Dr, Highland, IN 46322 · 2 mi from Griffith

Call (219) 934-0000 Details Website

Verified Oct 2026 · Unclaimed listing

Rauer Plumbing Inc

100/100
✓ IN Certified Backflow Tester Verified #BF24-8642 ★ 4.4 (32 reviews) 2 certified testers Backflow Testing

9515 Indianapolis Blvd #6d, Highland, IN 46322 · 2 mi from Griffith

Call (219) 924-8600 Details Website

Verified Oct 2026 · Unclaimed listing

Salyer Plumbing, Inc.

100/100
✓ IN Certified Backflow Tester Verified #BF99-1538 ★ 4.3 (21 reviews) 3 certified testers Backflow Testing

2209 E 165th St, Hammond, IN 46320 · 5 mi from Griffith

Call (219) 931-3894 Details Website

Verified Oct 2026 · Unclaimed listing

Thomas Irrigation

90/100
✓ IN Utility-Approved Tester Verified ★ 4.3 (38 reviews) On Valparaiso Utilities list Backflow Testing

441 Main St, Schererville, IN 46375 · 2 mi from Griffith

Call (219) 322-6606 Details Website

Verified Oct 2026 · Unclaimed listing

Area Plumbing

90/100
✓ IN Certified Backflow Tester Verified #BF12-4567 ★ 4.1 (71 reviews) Backflow Testing

7219 White Oak Ave, Hammond, IN 46324 · 5 mi from Griffith

Call (219) 845-1411 Details Website

Verified Oct 2026 · Unclaimed listing

The Plumber Inc.

90/100
✓ IN Certified Backflow Tester Verified #BF17-5893 ★ 4.6 (98 reviews) Backflow Testing

1280 N Indiana Ave, Crown Point, IN 46307 · 8 mi from Griffith

Call (219) 663-7608 Details Website

Verified Oct 2026 · Unclaimed listing

Keough Mechanical

90/100
✓ IN Certified Backflow Tester Verified #BF06-2902 ★ 4.4 (7 reviews) Backflow Testing

2046 E 88th Dr, Merrillville, IN 46410 · 8 mi from Griffith

Call (219) 769-8471 Details Website

Verified Oct 2026 · Unclaimed listing

Arctic Eng

90/100
✓ IN Certified Backflow Tester Verified #BF25-9165 ★ 5 (3 reviews) Backflow Testing

8410 Minnesota St #5, Merrillville, IN 46410 · 8 mi from Griffith

Call (219) 947-4999 Details Website

Verified Oct 2026 · Unclaimed listing

LGS Plumbing, INC

90/100
✓ IN Certified Backflow Tester Verified #BF01-1903 ★ 4.5 (24 reviews) 3 certified testers Backflow Testing

1110 E Summit St, Crown Point, IN 46307 · 8 mi from Griffith

Call (219) 663-2177 Details Website

Verified Oct 2026 · Unclaimed listing

N.W. Indiana Backflow

90/100
✓ IN Utility-Approved Tester Verified ★ 4 (4 reviews) On Valparaiso Utilities list Backflow Testing

750 Industrial Blvd, Crown Point, IN 46307 · 8 mi from Griffith

Call (219) 663-8390 Details Website

Verified Oct 2026 · Unclaimed listing

Valley Fire Protection

90/100
✓ IN Utility-Approved Tester Verified ★ 5 (5 reviews) On Valparaiso Utilities list Backflow Testing

3500 E 83rd Pl suite b, Merrillville, IN 46410 · 8 mi from Griffith

Call (219) 472-0083 Details Website

Verified Oct 2026 · Unclaimed listing

Gatlin Plumbing

80/100
✓ IN Utility-Approved Tester Verified ★ 4.4 (26 reviews) On Valparaiso Utilities list Backflow Testing

1111 E Main St, Griffith, IN 46319 · under 1 mile from Griffith

Call (219) 924-6972 Details

Verified Oct 2026 · Unclaimed listing

Danko Irrigation

80/100
✓ IN Utility-Approved Tester Verified On Valparaiso Utilities list Backflow Testing

9845 Express Dr ste b, Highland, IN 46322 · 2 mi from Griffith

Call (219) 924-1224 Details

Verified Oct 2026 · Unclaimed listing

Action Plumbing

90/100
✓ IN Certified Backflow Tester Verified #BF13-4834 ★ 4.8 (311 reviews) 2 certified testers Backflow Testing

13729 Wicker Ave, Cedar Lake, IN 46303 · 11 mi from Griffith

Call (219) 365-1811 Details Website

Verified Oct 2026 · Unclaimed listing

V&L Plumbing, Inc.

90/100
✓ IN Certified Backflow Tester Verified #BF06-2897 ★ 4.8 (293 reviews) Backflow Testing

13791 Alexander St, Cedar Lake, IN 46303 · 11 mi from Griffith

Call (219) 558-0555 Details Website

Verified Oct 2026 · Unclaimed listing

Vega's Landscaping

90/100
✓ IN Certified Backflow Tester Verified #BF19-6502 ★ 4.7 (56 reviews) 2 certified testers Backflow Testing

79 W U.S. Hwy 6, Valparaiso, IN 46385 · 18 mi from Griffith

Call (219) 476-4300 Details Website

Verified Oct 2026 · Unclaimed listing

Hines & Son, Inc.

90/100
✓ IN Certified Backflow Tester Verified #BF22-7773 ★ 4.7 (83 reviews) Backflow Testing

1272 Horse Prairie Ave, Valparaiso, IN 46385 · 19 mi from Griffith

Call (219) 464-8938 Details Website

Verified Oct 2026 · Unclaimed listing

Mechanical Concepts

80/100
✓ IN Utility-Approved Tester Verified ★ 4.9 (8 reviews) On Valparaiso Utilities list Backflow Testing

750 S County Line Rd, Gary, IN 46403 · 12 mi from Griffith

Call (219) 938-1941 Details

Verified Oct 2026 · Unclaimed listing

Independent certified testers based in Griffith

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

TownTesterCertificatePhone
Griffith Christian Gray BF26-9804
Brad A. Harder BF03-2269
Ty Thomas Helfen BF25-9164
Jakob Ketelaar BF26-9798
Armando, Jr. Ortega BF25-9177
Keenan M. Straw BF12-4451
Christopher A. Wortel BF21-7139

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 Griffith 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 Griffith

Who can test a backflow preventer in Griffith?

A tester certified by Indiana Department of Environmental Management. Your water utility may also keep its own list of testers allowed to file reports. Check the notice your utility sent.

How many certified backflow testers are based in Griffith?

13 testers who test for the public list Griffith as their base on Indiana's roster, and 30 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: Indiana Department of Environmental Management, read October 6, 2026.

Approved list: City of Fort Wayne backflow tester business listing, Fort Wayne City Utilities.

Approved list: Valparaiso City Utilities backflow testers, Valparaiso City Utilities.

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