GroundRoster
Home › Texas › Williamson County › Thomas Worth Sandifer

Thomas Worth SandiferLicensed

Licensed septic contractor based in Williamson County, TX

License details

License numberOS0004503
License typeOSSF Installer II
License statusCurrent, TCEQ OSSF licensing export (exported 2026-08-17)
License expiresMay 31, 2029
Based inWilliamson 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 #OS0004503 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 Williamson County

Kierstin ThompsonLicensed

Septic System Installation
Williamson County, TX · License #OS0041197

Robert W LittleLicensed

Septic System Installation
Williamson County, TX · License #OS0041123

Kent B KnightLicensed

Septic System Installation ยท Perc Test and Soil Evaluation
Williamson County, TX · License #MP0002361, OS0035707, OS0037657

Kara E WardwellLicensed

Perc Test and Soil Evaluation
Williamson County, TX · License #OS0040643

Brian D WallLicensed

Septic System Installation
Williamson County, TX · License #OS0025929

See every listing based in Williamson County.