| Company | Location | Certifications | License # |
|---|---|---|---|
| American Rooter & Septic | — | Pumper | — |
| Anderson Construction Company - Rossville | — | Installer | — |
| Black's Backhoe Services | — | Installer | — |
| Budget Septic and Drain Service LLC | — | InstallerPumper | — |
| Builders Plus, LLC | — | Installer | — |
| C. R. Simerley Inc | — | Installer | — |
| D.M.K. Construction, Inc. | — | Installer | — |
| Ground Control Excavating, LLC | — | Installer | — |
| Hiller LLC | — | InstallerPumper | — |
| Jaxco Construction Co | — | Installer | — |
| Legacy Outdoor Works | — | Installer | — |
| Lilly Grading | — | Installer | — |
| Metro Plumbing & HVAC Purchaser, LLC DBA Metro | — | InstallerPumper | — |
| Nation Remodeling & Excavation | — | Installer | — |
| North Georgia Excavating, LLC | — | Installer | — |
| Paul Williams Jr Septic , LLC | — | InstallerPumper | — |
| Precision Land Innovations | — | Installer | — |
| Roto Rooter Sewer & Drain | — | InstallerPumper | — |
| Same Day Septic | — | InstallerPumper | — |
| Silvers Plumbing & Mechanical | — | Installer | — |
| Southeast Total Service, LLC | — | Pumper | — |
21 companies in the Georgia DPH certified septic installer & approved pumper lists are based in Catoosa County as of 2026-07-23. Companies based elsewhere in Georgia also commonly serve the county.
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