| Company | Location | Certifications | License # |
|---|---|---|---|
| Clayton T Mayfield | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0028270 |
| Joseph E Watkins | — | Installer (Class II)Inspector (Maintenance Provider) | OS0035275 |
| Justin E Stauss | — | Installer (Class II) | OS0035903 |
| Philip Bernhard | — | Installer (Class II)Inspector (Maintenance Provider) | OS0037022 |
| William Mcdaniel | — | Installer (Class I) | OS0040377 |
| William T Lee | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0000641 |
6 companies in the TCEQ OSSF (On-Site Sewage Facility) occupational licenses are based in Goliad County as of 2026-07-23. Companies based elsewhere in Texas also commonly serve the county.
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