| Company | Location | Certifications | License # |
|---|---|---|---|
| 3-D Transport Inc | Varnville, SC | Installer (Tier 2) | 25-367-25052 |
| Bennett Construction | Varnville, SC | Installer (Tier 2) | OSWWI0602 |
| Dba Little Dipper Services | Varnville, SC | Installer (Tier 2) | 25-367-25029 |
| Dba Little Dipper Services | Varnville, SC | Pumper | 25-368-25002 |
| Jacob Tone | Varnville, SC | Installer (Tier 2) | OSWWI0585 |
| Jones Construction | Garnett, SC | Installer (Tier 2) | 25-367-25009 |
| Lazy A Construction Co | Early Branch, SC | Installer (Tier 2) | 25-367-25027 |
| Low Country Land Clearing | Varnville, SC | Installer (Tier 2) | 25-367-25049 |
8 companies in the SCDES on-site wastewater (OSWW) contractor registry are based in Hampton County as of 2026-07-23. Companies based elsewhere in South Carolina also commonly serve the county.
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