| Company | Location | Certifications | License # |
|---|---|---|---|
| Adams Septic Service Inc. | Madeira Beach, FL | Installer (Business Authorization) | SA0041227 |
| Alderman'S Septic Tanks Inc. | Plant City, FL | Installer (Business Authorization) | SA0900456 |
| Anita'S Sewer & Septic Inc. | Seffner, FL | Installer (Business Authorization) | SA0081504 |
| Asap Advanced Septic & Drainage Inc. | Thonotosassa, FL | Installer (Business Authorization) | SA0111756 |
| Bingham On-Site Sewers Incorporated | Dover, FL | Installer (Business Authorization) | SA0900466 |
| Brandon Septic Tank Service Incorporated | Brandon, FL | Installer (Business Authorization) | SA0091661 |
| Calhoun'S Septic Tank Service Inc. | Plant City, FL | Installer (Business Authorization) | SA0161927 |
| Coleman Tank Solutions Inc. | Brandon, FL | Installer (Business Authorization) | SA0171944 |
| Cote'S Septic Tank Service Inc. | Odessa, FL | Installer (Business Authorization) | SA0890049 |
| Gulf Coast Septic Llc | Gibsonton, FL | Installer (Business Authorization) | SA0141887 |
| Gunter Septic Tank Manufacturing Inc | Sefener, FL | Installer (Business Authorization) | SA0031140 |
| Harold L. Gutscher | Tampa, FL | Installer (Exempt Business) | SE0071448 |
| In-N-Out Septic Llc | Riverview, FL | Installer (Business Authorization) | SA0252267 |
| Integrated Septic Solutions Inc. | Plant City, FL | Installer (Business Authorization) | SA0222134 |
| Leto Sanitary Service | Tampa, FL | Installer (Business Authorization) | SA0890239 |
| Miller Septic Systems Inc | Brandon, FL | Installer (Business Authorization) | SA0212098 |
| Montes Trucks Llc Dba Montes Trucks And Septic | Tampa, FL | Installer (Business Authorization) | SA0242216 |
| Quality Septic Inc. | Plant City, FL | Installer (Business Authorization) | SA0980876 |
| Roto-Rooter Services Company (Tampa) | Tampa, FL | Installer (Business Authorization) | SA0980887 |
| Royal Septic Corp | Plant City, FL | Installer (Business Authorization) | SA0232195 |
| Sharky'S Septic & Grease Llc | Dover, FL | Installer (Business Authorization) | SA0991023 |
| Tampa Bay Septic Inc. | Plant City, FL | Installer (Business Authorization) | SA0202066 |
| Ted'S Septic Tanks Inc. | Seffner, FL | Installer (Business Authorization) | SA0091626 |
| Thomas Kisic Septic Service Llc | Plant City, FL | Installer (Business Authorization) | SA0232176 |
| Whitt'S Septic Service Llc | Plant City, FL | Installer (Business Authorization) | SA0900531 |
25 companies in the Florida DEP septic tank contractor registrations & business authorizations are based in Hillsborough County as of 2026-07-23. Companies based elsewhere in Florida also commonly serve the county.
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