| Company | Location | Certifications | License # |
|---|---|---|---|
| Aaron Norris | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0040510 |
| Bob S Malone | — | Installer (Class II)Inspector (Maintenance Provider) | OS0004227 |
| Bobby R Perry | — | Installer (Class II) | OS0029054 |
| Casey Wayne Fain | — | Installer (Class I) | OS0039637 |
| Douglas J Fleitman | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0005475 |
| Eleazar Luna | — | Installer (Class I) | OS0040512 |
| George Clayton Jr Buckley | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0006738 |
| George Todd Daniel | — | Designer (Site Evaluator) | OS0037308 |
| Glenn Allen Comer | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0003944 |
| Glenndon Seth Bewley | — | Installer (Class I) | OS0036973 |
| Hilliard Judge Christian | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0037440 |
| James Gary Dill | — | Installer (Class II)Inspector (Maintenance Provider) | OS0003378 |
| Jerry Harrell | — | Installer (Class II) | OS0039033 |
| Joshua Brandon Sims | — | Installer (Class II) | OS0038443 |
| Larry G Clark | — | Inspector (Maintenance Provider) | MP0000125 |
| Laythe Walton Montgomery | — | Installer (Class I) | OS0040738 |
| Matt P Sicking | — | Installer (Class II) | OS0006239 |
| Michael John Fleitman | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0038357 |
| Parker Marvin Clark | — | Inspector (Maintenance Provider) | MP0000126 |
| Phillip Mark Clark | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0005506 |
| Ryan Michael Baumann | — | Installer (Class II)Inspector (Maintenance Provider) | OS0039911 |
| Tanner Lee Lindhorst | — | Installer (Class I) | OS0040603 |
22 companies in the TCEQ OSSF (On-Site Sewage Facility) occupational licenses are based in Cooke County as of 2026-07-23. Companies based elsewhere in Texas also commonly serve the county.
Tell us what you need — we'll connect you with state-certified companies serving your area. No obligation.