| Company | Location | Certifications | License # |
|---|---|---|---|
| Albert Hernandez | — | Installer (Class II) | OS0039607 |
| Billy Allan Biedermann | — | Installer (Class II)Inspector (Maintenance Provider) | OS0006945 |
| Brandi D Hanson | — | Designer (Site Evaluator) | OS0030135 |
| Candelario G Garcia | — | Installer (Class II) | OS0004872 |
| Charles Louis Byrd | — | Installer (Class II) | OS0000249 |
| Daniel A Guajardo | — | Installer (Class II)Inspector (Maintenance Provider) | OS0005259 |
| Edward P Fahrenkrug | — | Installer (Class I) | OS0037931 |
| Hector Jr Ruiz | — | Installer (Class II)Inspector (Maintenance Provider) | OS0034845 |
| James D Carnes | — | Installer (Class II)Inspector (Maintenance Provider) | OS0029544 |
| James E Iv Freeman | — | Installer (Class II)Inspector (Maintenance Provider) | OS0032405 |
| James N Barth | — | Installer (Class II) | OS0027366 |
| Jeremy R Stroud | — | Installer (Class II)Designer (Site Evaluator) | OS0033326 |
| Jimmy Lewis | — | Installer (Class II) | OS0039664 |
| Leonard D Doss | — | Installer (Class II) | OS0005881 |
| Mark Shane Heinen | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0007326 |
| Michael Hardy Moore | — | Installer (Class II)Designer (Site Evaluator) | OS0002971 |
| Rick W Stautzenberger | — | Installer (Class II)Inspector (Maintenance Provider) | OS0026231 |
| Roger C Sr Byrd | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0030736 |
| Rudy L Jr Carson | — | Inspector (Maintenance Provider) | MP0002036 |
| Stacy Sullivan Mulholland | — | Designer (Site Evaluator) | OS0038465 |
| William K Halfmann | — | Installer (Class II)Designer (Site Evaluator) | OS0001581 |
| William Thomas Southwell | — | Installer (Class II) | OS0037099 |
| Zack E Kline | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0031133 |
23 companies in the TCEQ OSSF (On-Site Sewage Facility) occupational licenses are based in Bandera County as of 2026-07-23. Companies based elsewhere in Texas also commonly serve the county.
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