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Cole Mason ThompsonLicensed

Licensed septic contractor based in Harris County, TX

License details

License numberOS0041422
License typeOSSF Installer I
License statusCurrent, TCEQ OSSF licensing export (exported 2026-08-17)
License expiresJuly 31, 2029
Based inHarris County, Texas

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #OS0041422 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: Texas Commission on Environmental Quality (TCEQ) - OSSF occupational licensing, last checked 2026-08-17. Look it up at the issuing agency.

Other licensed septic contractors based in Harris County

Matthew Ryan TolerLicensed

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Based in Crosby, TX · License #61693, MP0002727, OS0039674

Ty DupreLicensed

Septic System Installation
Harris County, TX · License #MP0002809, OS0040755

Jorge A CedilloLicensed

Perc Test and Soil Evaluation
Harris County, TX · License #OS0011454

Keilor G RomeroLicensed

Septic System Installation
Harris County, TX · License #MP0002296, OS0034733

Malcolm R RichardsLicensed

Septic System Installation
Harris County, TX · License #OS0039159

See every listing based in Harris County.