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Licensed plumbers in Katy, TX

29 licensed plumbers in Katy, TX for emergency plumbing, leak repair and drain cleaning, from Texas license records, with phone and license numbers.

Plumbers in Katy with an active license, for emergency plumbing, leak repair, drain cleaning, water heaters, gas lines and toilets and faucets. Every listing comes from public license records, so you can check it before you hire.

Which licensed plumbers are based in Katy?

  1. Long's Plumbing Co. Inc.

    Katy 77450 · license valid through Apr 30, 2027
    TSBPE Responsible Master Plumber #12560 · (281) 829-0338
  2. Jcgs Plumbing Inc.

    Katy 77449 · license valid through Feb 28, 2027
    TSBPE Responsible Master Plumber #12621 · (713) 732-7443
  3. Wagner Plumbing

    Katy 77493 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #12659 · (713) 444-3324
  4. Enterprise Plumbing Company

    Katy 77450 · license valid through Jun 30, 2027
    TSBPE Responsible Master Plumber #16074 · (281) 830-3038
  5. Brads Plumbing Co.

    Katy 77449 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #17976 · (281) 579-9420
  6. Laboratory Mechanical Services LLC

    Katy 77493 · license valid through Aug 31, 2027
    TSBPE Responsible Master Plumber #18957 · (713) 461-2236
  7. Gray Water Plumbing

    Katy 77449 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #19790 · (346) 333-8836
  8. Pisces Plumbing Inc.

    Katy 77491 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #30864 · (281) 371-0850
  9. Hong Plumbing

    Katy 77494 · license valid through Nov 30, 2026
    TSBPE Responsible Master Plumber #36509 · (713) 291-1269
  10. G Johnson Plumbing Service Incorporated

    Katy 77493 · license valid through Apr 30, 2027
    TSBPE Responsible Master Plumber #36673 · (281) 646-1700
  11. Coastal Bend Plumbing LLC

    Katy 77493 · license valid through Mar 31, 2027
    TSBPE Responsible Master Plumber #36731 · (281) 381-3133
  12. Mammoth Plumbing LLC

    Katy 77450 · license valid through Jul 31, 2027
    TSBPE Responsible Master Plumber #36767 · (281) 647-9470
  13. OSO Plumbing Services LLC

    Katy 77493 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #36847 · (281) 396-4176
  14. 24/7 Plumbing Services LLC

    Katy 77493 · license valid through Feb 28, 2027
    TSBPE Responsible Master Plumber #37092 · (281) 391-2001
  15. Indigo Twins Noah's Plumbing

    Katy 77494 · license valid through Aug 31, 2027
    TSBPE Responsible Master Plumber #37481 · (713) 206-3060
  16. Acosta Plumbing Solutions LLC

    Katy 77450 · license valid through May 31, 2027
    TSBPE Responsible Master Plumber #37538 · (832) 503-4262
  17. Simply Plumbing & Sewer

    Katy 77493 · license valid through Apr 30, 2027
    TSBPE Responsible Master Plumber #38175 · (281) 347-0223
  18. Polsgroves Plumbing Services LLC

    Katy 77493 · license valid through Feb 28, 2027
    TSBPE Responsible Master Plumber #38482 · (281) 802-5233
  19. Abadan Plumbing LLC

    Katy 77449 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #38777 · (281) 347-3786
  20. 1st Choice Plumbing & Repipe Specialist

    Katy 77494 · license valid through Oct 31, 2027
    TSBPE Responsible Master Plumber #38968 · (832) 245-8502
  21. Amazing Plumbing LLC

    Katy 77449 · license valid through May 31, 2027
    TSBPE Responsible Master Plumber #39332 · (832) 435-3363
  22. Mr. Potty Plumbing LLC

    Katy 77494 · license valid through Apr 30, 2027
    TSBPE Responsible Master Plumber #39473 · (713) 253-4810
  23. 4m Cerda’s Construction, LLC

    Katy 75081 · license valid through Apr 30, 2027
    TSBPE Responsible Master Plumber #39504 · (936) 336-0374
  24. Lone Wolf Plumbing LLC

    Katy 77493 · license valid through May 31, 2027
    TSBPE Responsible Master Plumber #39698 · (915) 261-6031
  25. Mercy Plumbing LLC

    Katy 77450 · license valid through Jun 30, 2027
    TSBPE Responsible Master Plumber #39926 · (832) 876-9498
  26. TW Mechanical

    Katy 77493 · license valid through Aug 31, 2027
    TSBPE Responsible Master Plumber #42141 · (832) 867-0529
  27. AJB Construction

    Katy 77494 · license valid through Nov 30, 2026
    TSBPE Responsible Master Plumber #42211 · (713) 548-7126
  28. True North Plumbing Company LLC

    Katy 77493 · license valid through May 31, 2027
    TSBPE Responsible Master Plumber #43084 · (281) 794-3397
  29. Patriot Plumbing Professionals LLC

    Katy 77494 · license valid through Aug 31, 2027
    TSBPE Responsible Master Plumber #45833 · (281) 309-4019

Showing 29 of 29.

What's different about plumbing work in Katy?

We found 29 licensed plumbers with a business address in Katy, TX in the Texas State Board of Plumbing Examiners's public license records, most of them in Harris County. Each listing shows the license number so you can check it yourself before you hire.

For scale, the Census Bureau counts 83 plumbing, heating and air-conditioning contractors with employees in Katy ZIP codes (2023). Many licensed plumbers are one-person shops that don't show up in that count.

The median home in Katy was built in 2003, 23% of households rent and 89% of homes are single-family houses, so a lot of local plumbing work is PEX and PVC plumbing, water heaters and fixtures.

Katy by the numbers

Licensed plumbers listed29 (Texas State Board of Plumbing Examiners)
Census-counted plumbing, heating and air-conditioning contractors (Katy ZIPs)83 (Census ZBP 2023)
Median year built2003 (Census ACS 2023)
Households that rent23% (Census ACS 2023)
Homes heated with gas / electricity60% / 37% (Census ACS 2023)

Do plumbers need a license in Texas?

In Texas, plumbers are licensed by Texas State Board of Plumbing Examiners (TSBPE) (Responsible Master Plumber, Master Plumber, Journeyman Plumber, Tradesman Plumber-Limited, Plumber's Apprentice (registration)). Ask for the plumber's TSBPE license number; the company should operate under a Responsible Master Plumber, who must carry at least $300,000 in commercial liability insurance. Cities issue plumbing permits only to licensed RMPs and inspect the work.

How can you check the license yourself?

Search the license number on the Texas State Board of Plumbing Examiners's lookup.

What can a plumber in Katy help with?

Questions people ask

How many licensed plumbers are in Katy, TX?

We found 29 licensed plumbers with a business address in Katy, TX in the Texas State Board of Plumbing Examiners's public license records, most of them in Harris County. Each listing shows the license number so you can check it yourself before you hire.

How do I check a plumber's license in Texas?

Ask for the license number and search it on the Texas State Board of Plumbing Examiners's license lookup. Make sure the business name and status match.

When do you need a licensed plumber in Texas?

License required for plumbing work regardless of job size; plumbing businesses work under a Responsible Master Plumber

Plumbers in other Texas cities

Sources: Texas State Board of Plumbing Examiners license records; US Census Bureau ACS 2023 5-year estimates and ZIP Business Patterns. Updated November 4, 2026.