| Company | Location | Certifications | License # |
|---|---|---|---|
| B R Septic | Huntingdon, TN | Installer (Type C) | 13704 |
| Backhoe Services | Mckenzie, TN | Installer (Type C) | 10524 |
| Brown Well Drilling & Services, Inc. | Lavinia, TN | Installer (Type C) | 17900 |
| C&A Services | Huntingdon, TN | Installer (Type C) | 12743 |
| Circle A Dirtwork | Henry, TN | Installer | 18242 |
| Drain Works, LLC | Dyer, TN | Pumper | 964 |
| Hardin Construction | Hollow Rock, TN | Installer (Type C) | 12597 |
| Humble Builders | HollowRock, TN | Installer (Type C) | 13156 |
| K.T. Construction | McKENZIE, TN | Installer (Type C) | 12344 |
| Mcgregor Septic & Plumbing | Atwood, TN | Installer (Type C) | 7106 |
| McGregor Septic Services | Dyer, TN | Pumper | 971 |
| Robertson Backhoe & Septic Services | McKenzie, TN | Pumper | 726 |
| Tolbert Septic Pumping | McKenzie, TN | Pumper | 842 |
13 companies in the TDEC active septic system installers & pumpers lists are based in Carroll County as of 2026-07-23. Companies based elsewhere in Tennessee also commonly serve the county.
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