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Mold Testing and Mold Removal in Katy, TX

In Texas, mold testing and mold removal are two licenses and, on any one project, two different companies. Here are the licensed companies for each job in the Houston area, checked against TDLR on Oct 28, 2026.

Area report · Katy
Testing companies
14 licensed in the area
Removal companies
Few based here
Same-job rule
Two companies, one job

Step 1 · and the clearance check at the end

Mold Testing

A licensed mold assessment company inspects, takes samples and writes the plan for what has to be removed. It comes back afterward to check the work passed.

  1. Mold Busters LLC

    Katy, Harris County · TDLR #ACO1185 · licensed until Jun 22, 2027

    Current license

    5.013 Google reviews

    Call (281) 957-6653WebsiteLicense report

  2. AQ Testing Services, LLC

    Katy, Waller County · TDLR #ACO1233 · licensed until May 15, 2028

    Google listing: AQ Testing

    Current license

    4.652 Google reviews

    Call (713) 775-8863WebsiteLicense report

  3. Terra Nova Consulting Inc

    Katy, Harris County · TDLR #ACO1062 · licensed until Aug 19, 2028

    Current license

    5.01 Google review

    Call (713) 482-8787WebsiteLicense report
All 14 licensed mold testing companies

Step 2

Mold Removal

A different, licensed mold remediation company follows that plan: containment, removal, cleaning, then the clearance check.

Licensed mold removal companies nearby