| Company | Location | Certifications | License # |
|---|---|---|---|
| Acert Enterprises Llc | Clinton, SC | Installer (Tier 1) | OSWWI0286 |
| Angel Oak Forestry | Gray Court, SC | Installer (Tier 2) | OSWWI0179 |
| Bruce Pace | Joanna, SC | Installer (Tier 2) | 30-367-30120 |
| C & C Portable Toilets | Laurens, SC | Pumper | 30-368-30012 |
| Campbell'S Septic Tank Service | Laurens, SC | Pumper | 30-368-30014 |
| Canebrake General Construction Llc | Clinton, SC | Installer (Tier 2) | OSWWI0444 |
| Carolina Digging | Laurens, SC | Installer (Tier 2) | OSWWI0061 |
| Country Acres Construction Inc | Waterloo, SC | Installer (Tier 2) | 30-367-30130 |
| David Williams | Enoree, SC | Installer (Tier 2) | 30-367-30085 |
| Frank Cape | Honea Path, SC | Pumper | 23-368-23063 |
| Frank Cape Grading | Honea Path, SC | Installer (Tier 2) | 23-367-23069 |
| Garrett Construction | Laurens, SC | Installer (Tier 2) | 30-367-30122 |
| Garrett Construction | Laurens, SC | Pumper | 30-368-30023 |
| Gene Hurley Septic Tanks | Enoree, SC | Installer (Tier 2) | 30-367-30109 |
| Greene Tree And Const Llc | Fountain Inn, SC | Installer (Tier 2) | 23-367-23260 |
| Gsc Underground Services Inc | Fountain Inn, SC | Installer (Tier 2) | 30-367-30055 |
| Hardwick Construction Llc | Mountville, SC | Installer (Tier 2) | OSWWI0233 |
| Henson Land Management Llc | Laurens, SC | Installer (Tier 2) | OSWWI0529 |
| Hicks Construction | Ware Shoals, SC | Installer (Tier 2) | 24-367-24053 |
| Hicks Construction | Ware Shoals, SC | Pumper | 24-368-24015 |
| Hometown Septic Solutions Llc | Gray Court, SC | Installer (Tier 2) | OSWWI0382 |
| Hometown Septic Solutions Llc | Gray Court, SC | Pumper | OSWWP0094 |
| Kolbe Creek Llc | Fountain Inn, SC | Installer (Tier 2) | 30-367-30110 |
| Kuykendall'S Llc | Clinton, SC | Installer (Tier 2) | OSWWI0692 |
| Kuykendalls Llc | Clinton, SC | Installer (Tier 2) | OSWWI0474 |
| Kuykendalls Llc | Clinton, SC | Pumper | OSWWP0060 |
| Landman Site Services Llc | Cross Hill, SC | Installer (Tier 2) | OSWWI0652 |
| Lang Fencing & Grading | Gray Court, SC | Installer (Tier 2) | 30-367-30124 |
| Lgb Llc | Laurens, SC | Installer (Tier 2) | 30-367-30126 |
| M S Graydon | Gray Court, SC | Installer (Tier 2) | 30-367-30113 |
| Macemore Inc | Gray Court, SC | Installer (Tier 2) | OSWWI0603 |
| Maloy Construction | Waterloo, SC | Pumper | OSWWP0033 |
| Maloy'S Backhoe Service | Waterloo, SC | Installer (Tier 2) | 30-367-30017 |
| Mark Wells | Ware Shoals, SC | Installer (Tier 2) | 30-367-30070 |
| N/A | Laurens, SC | Installer (Tier 2) | OSWWI0229 |
| Owens Backhoe Service | Enoree, SC | Installer (Tier 2) | 30-367-30087 |
| P & P Pumpers | Enoree, SC | Pumper | 30-368-30018 |
| Powers Septic Service Llc | Enoree, SC | Pumper | OSWWP0188 |
| Pro Plumbing | Gray Court, SC | Installer (Tier 2) | OSWWI0813 |
| Reggie Frazier Grading & Backh | Waterloo, SC | Installer (Tier 2) | 30-367-30093 |
| Robinson Grading | Mountville, SC | Installer (Tier 2) | 30-367-30097 |
| Rodgers And Sons | Waterloo, SC | Pumper | OSWWP0133 |
| Rogers & Sons | Waterloo, SC | Installer (Tier 2) | 24-367-24012 |
| Scenery Solution Llc | Laurens, SC | Installer (Tier 2) | OSWWI0371 |
| Septic Connection Llc | Gray Court, SC | Installer (Tier 2) | 24-367-24066 |
| Septic Connection Llc | Gray Court, SC | Pumper | 30-368-30022 |
| Septic Tank Solution, Llc | Waterloo, SC | Installer (Tier 2) | OSWWI0312 |
| Superior Land Clearing & Dirt Works | Ware Shoals, SC | Installer (Tier 2) | OSWWI0584 |
| Three Star | Laurens, SC | Installer (Tier 2) | OSWWI0100 |
| Tucker Septics And Services | Waterloo, SC | Installer (Tier 2) | OSWWI0446 |
| W.R.K. Land Management | Laurens, SC | Installer (Tier 2) | 30-367-30131 |
| Weisner Utilities | Gray Court, SC | Installer (Tier 2) | 30-367-30114 |
| Wells & Sons | Ware Shoals, SC | Pumper | 30-368-30021 |
| Wells Septic Tank Service | Ware Shoals, SC | Installer (Tier 2) | 30-367-30121 |
54 companies in the SCDES on-site wastewater (OSWW) contractor registry are based in Laurens County as of 2026-07-23. Companies based elsewhere in South Carolina also commonly serve the county.
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