| Company | Location | Certifications | License # |
|---|---|---|---|
| A & R Consulting | Neeses, SC | Installer (Tier 2) | 10-367-10110 |
| Accelerate, Llc | Neeses, SC | Pumper | OSWWP0100 |
| Anderson Septic Service | Vance, SC | Installer (Tier 2) | 38-367-38144 |
| Axson Dirtworks | Orangeburg, SC | Installer (Tier 2) | 38-367-38123 |
| B & B Porta-Jons | Orangeburg, SC | Pumper | 38-368-38013 |
| Bottom Creek Septic | Orangeburg, SC | Installer (Tier 2) | 38-367-38145 |
| C&C Septic | Vance, SC | Installer (Tier 2) | 38-367-38133 |
| Cr Holstad Construction | Orangeburg, SC | Installer (Tier 2) | 38-367-38134 |
| Cross Creek General Contractors | Orangeburg, SC | Installer (Tier 2) | OSWWI0402 |
| Davis Septic Tank Service | Orangeburg, SC | Installer (Tier 2) | 38-367-38058 |
| Davis Septic Tank Service | Orangeburg, SC | Pumper | 38-368-38001 |
| Dc Thomas Const Co | Cordova, SC | Installer (Tier 2) | 38-367-38104 |
| Elite Septic | Orangeburg, SC | Pumper | OSWWP0106 |
| Emanuel Livingston | North, SC | Installer (Tier 2) | 38-367-38032 |
| Fersner'S Tree Ser & Landsc | Cameron, SC | Installer (Tier 2) | 38-367-38014 |
| Gadson Bros Llc S/T Installati | Santee, SC | Installer (Tier 2) | 38-367-38141 |
| George J Boyer | North, SC | Installer (Tier 2) | OSWWI0121 |
| Hood Farms | Rowesville, SC | Installer (Tier 2) | OSWWI0577 |
| Jenkins Sewage | Eutawville, SC | Pumper | 38-368-38002 |
| K3 Septic Services Llc | Cope, SC | Installer (Tier 2) | OSWWI0795 |
| K3 Septic Services Llc | Cope, SC | Pumper | OSWWP0184 |
| Kamarsh White | Vance, SC | Installer (Tier 2) | 38-367-38130 |
| Mcalhaney Construction Inc | Orangeburg, SC | Installer (Tier 2) | 38-367-38064 |
| Midlands Septic And Grading | Orangeburg, SC | Installer (Tier 2) | OSWWI0601 |
| Neal'S Septic Tank Llc | Cope, SC | Installer (Tier 2) | 38-367-38121 |
| Pooser Plumbing, Llc | Eutawville, SC | Installer (Tier 2) | 38-367-38131 |
| Santee Soil & Septic | Santee, SC | Installer (Tier 2) | 38-367-38093 |
| T Reed Construction | Round O, SC | Installer (Tier 1) | OSWWI0463 |
| Tri-Star Builders | Orangeburg, SC | Installer (Tier 2) | 38-367-38074 |
29 companies in the SCDES on-site wastewater (OSWW) contractor registry are based in Orangeburg County as of 2026-07-23. Companies based elsewhere in South Carolina also commonly serve the county.
Tell us what you need — we'll connect you with state-certified companies serving your area. No obligation.