GroundRosterJonothan W MaassLicensed
| Name | Jonothan W Maass |
| License number | OS0028165 |
| License type | OSSF Site Evaluator |
| License status | Current — TCEQ OSSF licensing export (exported 2026-08-17) |
| License expires | 2026-09-30 |
| Location | Travis County, Texas |
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What this license covers
- Site testing: licensed to run percolation tests and evaluate soils to determine what kind of system a site can support.
How to verify this license
We publish this listing exactly as it appears in Texas's official licensing records; we do not vouch for the business itself. Before hiring, look up license #OS0028165 directly with the state, 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. Verify at the official source.
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