Texas licenses the professionals who install, evaluate, and maintain septic (on-site sewage) systems through the Texas Commission on Environmental Quality. This page lists current OSSF installers, site evaluators, and maintenance providers from the state’s official occupational licensing registry.
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Showing 149 of 3700 certified companies. The rest are listed on their county pages, each of which lists every company in that county — browse all 3700 Texas companies by county ↑.
| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| Aaron Cruz | — | Ector | Installer (Class II)Designer (Site Evaluator) | OS0035139 |
| Aaron Edward Harrison | — | Tarrant | Installer (Class I) | OS0041137 |
| Aaron Gonzalez | — | Hidalgo | Installer (Class I) | OS0029970 |
| Aaron J Ramirez | — | Van Zandt | Installer (Class II)Inspector (Maintenance Provider) | OS0035523 |
| Aaron Jay York | — | Mclennan | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0006116 |
| Aaron L Driggers | — | Lamar | Installer (Class II)Inspector (Maintenance Provider) | OS0001739 |
| Aaron Nightengale | — | Randall | Installer (Class I) | OS0040842 |
| Aaron Norris | — | Cooke | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0040510 |
| Aaron Parks | — | Coleman | Installer (Class I) | OS0039026 |
| Aaron S Giacobbi | — | Coryell | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0035111 |
| Aaron S Heathington | — | Hood | Installer (Class II)Inspector (Maintenance Provider) | OS0026988 |
| Aaron Sanders | — | Lampasas | Installer (Class II) | OS0040527 |
| Aaron W Mcdonald | — | Montgomery | Installer (Class II) | OS0035748 |
| Abdel-Qader J Hamed | — | Bexar | Installer (Class II)Designer (Site Evaluator) | OS0006570 |
| Abel Delamora | — | Limestone | Installer (Class I) | OS0035304 |
| Abraham Figueroa | — | Nueces | Installer (Class I) | OS0040130 |
| Abraham Rendon Carrillo | — | Harris | Installer (Class I) | OS0037381 |
| Abram Letkeman | — | Randall | Installer (Class I) | OS0039641 |
| Aceston Mitchell Mckinzie | — | Hood | Installer (Class I) | OS0040975 |
| Adalberto Jr Garza | — | Starr | Installer (Class I) | OS0036701 |
| Adam Chandler Fuller | — | Mclennan | Installer (Class I) | OS0040294 |
| Adam Christian Andreasen | — | Ellis | Installer (Class II) | OS0038693 |
| Adam J Keller | — | Bexar | Installer (Class II)Inspector (Maintenance Provider) | OS0027259 |
| Adam L Huggins | — | Bowie | Installer (Class II)Inspector (Maintenance Provider) | OS0027552 |
| Adam L Kennon | — | Anderson | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0035248 |
| Adam Martin | — | Bell | Installer (Class I) | OS0039408 |
| Adam Mendez | — | Montgomery | Inspector (Maintenance Provider) | MP0001228 |
| Adam R Sr Brown | — | Johnson | Installer (Class II) | OS0034800 |
| Adelfo Carbajal | — | Caldwell | Installer (Class I) | OS0039803 |
| Adolfo Neri Briones | — | Travis | Installer (Class II) | OS0040022 |
| Adolfo T Cantu | — | Bee | Installer (Class II) | OS0034636 |
| Adrian Colby Terrazas | — | Pecos | Installer (Class II) | OS0030287 |
| Adrian Nita | — | Kerr | Installer (Class I) | OS0039935 |
| Adrian Silva | — | Aransas | Installer (Class II)Inspector (Maintenance Provider) | OS0038869 |
| Advento Alanis | — | Kleberg | Installer (Class I) | OS0035571 |
| Aftab Mujtaba | — | Harris | Installer (Class II)Inspector (Maintenance Provider) | OS0030530 |
| Agustin H Garcia | — | Hays | Installer (Class II)Inspector (Maintenance Provider) | OS0026223 |
| Ahearn Kent Pickle | — | Anderson | Installer (Class II)Inspector (Maintenance Provider) | OS0035612 |
| Ahzai Ramirez | — | Ector | Installer (Class I) | OS0040725 |
| Aidan D Cruse | — | Tarrant | Installer (Class II)Inspector (Maintenance Provider) | OS0039339 |
| Aidan Michael Shearin | — | Leon | Installer (Class II) | OS0041043 |
| Aiden Wayne Guess | — | Lampasas | Installer (Class II) | OS0038060 |
| Al Lorne Bob | — | Burleson | Installer (Class II)Inspector (Maintenance Provider) | OS0008261 |
| Alan B Flasowski | — | Washington | Installer (Class II)Designer (Site Evaluator) | OS0000020 |
| Alan Holmgreen | — | Webb | Installer (Class I) | OS0040420 |
| Alan J Kratochvil | — | Potter | Installer (Class I) | OS0035210 |
| Alan J Vincik | — | Williamson | Installer (Class II)Designer (Site Evaluator) | OS0000827 |
| Alan Lemke | — | Williamson | Installer (Class I) | OS0040406 |
| Alan Mark Sr Hadley | — | Hood | Inspector (Maintenance Provider) | MP0000962 |
| Alan R Sr Vaughan | — | Van Zandt | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0029458 |
| Alarico Trevino | — | Hidalgo | Installer (Class I) | OS0008066 |
| Albert Hernandez | — | Bandera | Installer (Class II) | OS0039607 |
| Alberto Eduardo Flores | — | Hidalgo | Installer (Class I) | OS0039329 |
| Alberto M Madrid | — | Ector | Installer (Class I)Designer (Site Evaluator) | OS0034850 |
| Alejandro Delatorre | — | Harris | Installer (Class I) | OS0040266 |
| Alejandro Melendez | — | Travis | Installer (Class II)Inspector (Maintenance Provider) | OS0034985 |
| Alejandro Moreno | — | Midland | Installer (Class I) | OS0039387 |
| Alejandro S Vargas | — | Travis | Installer (Class II) | OS0030288 |
| Alejandro Salcido | — | Midland | Installer (Class I) | OS0041230 |
| Alejandro Serrato | — | Grimes | Installer (Class I) | OS0040988 |
| Alex A Arreola | — | Kerr | Installer (Class I) | OS0040475 |
| Alex Banda | — | Travis | Installer (Class I) | OS0039764 |
| Alexander Martinez | — | Montgomery | Installer (Class I) | OS0039642 |
| Alexander Pena | — | Smith | Installer (Class II) | OS0035941 |
| Alexander Ryan Surface | — | Montgomery | Inspector (Maintenance Provider) | MP0002702 |
| Alexey Alexander Dillon | — | Comal | Installer (Class II)Inspector (Maintenance Provider) | OS0039241 |
| Alexis Fregoso | — | Travis | Installer (Class I) | OS0041027 |
| Alexis R Digat | — | Harris | Installer (Class II)Inspector (Maintenance Provider) | OS0026985 |
| Alexis R Jr Digat | — | Harris | Installer (Class II)Inspector (Maintenance Provider) | OS0039290 |
| Alfonso Arreola | — | Parker | Installer (Class II)Designer (Site Evaluator) | OS0039912 |
| Alfonso Ochoa | — | Smith | Installer (Class II)Inspector (Maintenance Provider) | OS0040224 |
| Alfred Charles Sanders | — | Smith | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0003282 |
| Alfred D Leal | — | Tom Green | Installer (Class II) | OS0039652 |
| Alfred Figueroa | — | Parker | Installer (Class I) | OS0041566 |
| Alfredo Ayala | — | Austin | Installer (Class I)Inspector (Maintenance Provider) | OS0039896 |
| Alfredo Baldreas Lozano | — | Zavala | Installer (Class I) | OS0041428 |
| Alfredo Espinosa | — | Hood | Installer (Class II) | OS0039198 |
| Alfredo Garcia Garcia | — | Bastrop | Installer (Class II) | OS0041381 |
| Alfredo Guerra | — | Cameron | Installer (Class I) | OS0007453 |
| Alice E Perryman | — | Coryell | Installer (Class I) | OS0039554 |
| Allan R Mcfarland | — | Mclennan | Installer (Class II)Inspector (Maintenance Provider) | OS0005655 |
| Allen L Lassetter | — | Mclennan | Installer (Class II)Inspector (Maintenance Provider) | OS0025720 |
| Allen R Frei | — | Bell | Installer (Class II)Designer (Site Evaluator) | OS0033747 |
| Alma E Tippins | — | Nacogdoches | Installer (Class II)Inspector (Maintenance Provider) | OS0005745 |
| Alonso P Natividad | — | Midland | Installer (Class II)Designer (Site Evaluator) | OS0032667 |
| Alonso Ruben Ramirez | — | Deaf Smith | Installer (Class I) | OS0029076 |
| Alton B Hood | — | Smith | Installer (Class II)Inspector (Maintenance Provider) | OS0004519 |
| Alton E Veselka | — | Fort Bend | Installer (Class II)Inspector (Maintenance Provider) | OS0025724 |
| Alton Joe Hatcher | — | Kaufman | Installer (Class II) | OS0039126 |
| Alvaro Martinez | — | Harris | Installer (Class II) | OS0041059 |
| Alvaro Pereyra | — | El Paso | Installer (Class I) | OS0041259 |
| Alvaro Rojo | — | Palo Pinto | Installer (Class II) | OS0038320 |
| Amanda C House | — | Fannin | Inspector (Maintenance Provider) | MP0002261 |
| Amanda G Watkins | — | Fannin | Designer (Site Evaluator) | OS0036758 |
| Amanda Marie Nacol | — | Montgomery | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0040419 |
| Amanda R Lowe | — | Hardin | Inspector (Maintenance Provider) | MP0000688 |
| Amber Leann Thompson | — | Johnson | Designer (Site Evaluator) | OS0037688 |
| Ambrosio Rodriguez | — | Ector | Installer (Class I) | OS0041318 |
| Amir Youssouf | — | Dallas | Designer (Site Evaluator) | OS0040652 |
| Amy Myers | — | Kerr | Installer (Class I) | OS0041357 |
| Analisa Sonya Rs Griffith | — | Dallas | Designer (Site Evaluator) | OS0038346 |
| Anauke A Wilson | — | Bastrop | Installer (Class II)Inspector (Maintenance Provider) | OS0031454 |
| Andrea Jeanne Dowlearn | — | Blanco | Designer (Site Evaluator) | OS0035060 |
| Andres J Jr Vasquez | — | Denton | Inspector (Maintenance Provider) | MP0002587 |
| Andrew B Wilson | — | Potter | Installer (Class II)Designer (Site Evaluator) | OS0006427 |
| Andrew Boatman | — | Nacogdoches | Designer (Site Evaluator) | OS0038609 |
| Andrew Clay Dinkins | — | Van Zandt | Installer (Class I) | OS0040441 |
| Andrew E Smith | — | Fort Bend | Installer (Class II)Inspector (Maintenance Provider) | OS0005925 |
| Andrew Enochs | — | Comal | Installer (Class II)Inspector (Maintenance Provider) | OS0040115 |
| Andrew F Denaker | — | Collin | Designer (Site Evaluator) | OS0039312 |
| Andrew Greene Grubbs | — | Hays | Designer (Site Evaluator) | OS0010430 |
| Andrew J Jenkins | — | Mclennan | Installer (Class II) | OS0037412 |
| Andrew John Anchando | — | Bell | Inspector (Maintenance Provider) | MP0001886 |
| Andrew K Rs Ross | — | Montgomery | Designer (Site Evaluator) | OS0027998 |
| Andrew Lee Jackson | — | Hays | Installer (Class II) | OS0039096 |
| Andrew Pellicane | — | Travis | Installer (Class I) | OS0041011 |
| Andrew Pete Reid | — | Travis | Installer (Class I) | OS0040739 |
| Andrew Preston Baker | — | Llano | Installer (Class I)Designer (Site Evaluator) | OS0041522 |
| Andrew R Mccaffety | — | Waller | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0033977 |
| Andrew Ryan Shuffield | — | Randall | Installer (Class II) | OS0039527 |
| Angel Alverto Cabrera | — | — | Installer (Class I) | OS0040412 |
| Arnulfo Lopez | — | — | Installer (Class I) | OS0036162 |
| Bishop Lynn Hebert Ledoux | — | — | Installer (Class II) | OS0041582 |
| Brandi Michelle Dean | — | Hays | Designer (Site Evaluator) | OS0035539 |
| Charles Randy Moore | — | — | Installer (Class II)Inspector (Maintenance Provider) | OS0006721 |
| Christopher C Dubard | — | — | Installer (Class II) | OS0034931 |
| Darren Michael Mooney | — | — | Installer (Class I) | OS0039787 |
| Darryl Burkett | — | — | Installer (Class II) | OS0031717 |
| David J Salmeri | — | — | Installer (Class II)Inspector (Maintenance Provider) | OS0022459 |
| Derek A Dwyer | — | — | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0032861 |
| Dillon Langston | — | — | Installer (Class I) | OS0040084 |
| Dustin S Underwood | — | Fannin | Installer (Class II)Inspector (Maintenance Provider) | OS0028077 |
| Eldon W Harris | — | Henderson | Designer (Site Evaluator) | OS0031316 |
| Gabriel S Cortez | — | Matagorda | Installer (Class II)Designer (Site Evaluator)Inspector (Maintenance Provider) | OS0029672 |
| Jason Brent Galavez | — | — | Installer (Class II) | OS0041081 |
| Jody Michael Wilson | — | — | Installer (Class II) | OS0036391 |
| Judy A Malone | — | Cooke | Installer (Class I)Inspector (Maintenance Provider) | OS0029180 |
| Kevin Flanagan | — | — | Installer (Class I) | OS0039772 |
| Kyle Mccutcheon | — | — | Installer (Class I) | OS0035641 |
| Larry G Pilkey | — | Bell | Installer (Class I) | OS0021514 |
| Matthew Mckenzie Thompson | — | — | Installer (Class I) | OS0039233 |
| Patrick R Sr Moore | — | — | Installer (Class I) | OS0039643 |
| Paul A Crenshaw | — | Kerr | Installer (Class II) | OS0008983 |
| Ronald Clint Lightsey | — | — | Installer (Class I) | OS0041547 |
| Stephen Paul Brown | — | — | Installer (Class II)Inspector (Maintenance Provider) | OS0036283 |
| Tammie G Marcantel | — | — | Designer (Site Evaluator) | OS0034077 |
| Tracy Alan Bowling | — | — | Installer (Class II)Inspector (Maintenance Provider) | OS0008146 |
| Tyler Jackson | — | — | Inspector (Maintenance Provider) | MP0002485 |
| Wade E Jackson | — | — | Installer (Class I)Inspector (Maintenance Provider) | OS0028756 |
Most directories only tell you who to call. These are the cases where the honest answer is that you may not need this service at all, and the mistakes that cost people the most money.
Typical septic pumping pricing, with sources: what this costs in TX →
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