| Company | Location | Certifications | License # |
|---|---|---|---|
| Adam Davis Hudson | Youngsville, NC | Installer (Level II) | 14370 |
| Ambassador Inspections | Zebulon, NC | Inspector | 13054I |
| Ambassador Inspections | Zebulon, NC | Inspector | 5065I |
| Appleford Contracting Inc | Castalia, NC | Installer (Level II) | 13099 |
| Bill'S Plumbing | Castalia, NC | Installer (Level II) | 5017 |
| Brantley & Sons | Zebulon, NC | Installer (Level IV)Inspector | 1036 |
| Brantley & Sons Inc | Zebulon, NC | Installer (Level IV)Inspector | 1207 |
| Busy Beez Construction | Zebulon, NC | Installer (Level II)Inspector | 6983 |
| Carolina Elite Excavation & Land | Warrenton, NC | Installer (Level IV) | 11692 |
| D S Horne Jr | Zebulon, NC | Installer (Level IV)Inspector | 13090 |
| David Brantley & Sons | Zebulon, NC | Installer (Level IV) | 11938 |
| David Brantley & Sons | Zebulon, NC | Installer (Level IV)Inspector | 4607 |
| David Brantley & Sons Inc | Zebulon, NC | Installer (Level IV)Inspector | 4608 |
| David Brantley And Sons | Zebulon, NC | Installer (Level IV) | 11913 |
| David Brantley And Sons | Zebulon, NC | Installer (Level IV)Inspector | 5155 |
| Dickerson Backhoe Service | Louisburg, NC | Installer (Level II) | 3711 |
| Elison Moore | Garysburg, NC | Installer (Level IV) | 5679 |
| Er Parker Enterprises | Bunn, NC | Installer (Level II) | 15476 |
| Evolving Contracting | Lousiburg, NC | Installer (Level II) | 14633 |
| Five County Construction | Zebulon, NC | Installer (Level IV)Inspector | 1900 |
| Fowlers Backhoe Service Llc | Youngsville, NC | Installer (Level II) | 15308 |
| Grady Grading & Septic | Ferguson, NC | Installer (Level IV) | 9408 |
| Hardys Construction | Louisburg, NC | Installer (Level II) | 7296 |
| I R M Services Llc | Lousiburg, NC | Inspector | 14122I |
| Imperial Home Projects Llc | Youngsville, NC | Installer (Level II) | 9169 |
| Jacob Steven Sharpe | Lousiburg, NC | Installer (Level II) | 12021 |
| Jimmy Daniel'S Pipeline | Louisburg, NC | Installer (Level IV)Inspector | 4639 |
| Joe Davis | Louisburg, NC | Installer (Level II) | 3334 |
| John Addington | Lousiburg, NC | Installer (Level IV) | 11907 |
| M J Schwoeble Contracting Inc | Zebulon, NC | Installer (Level IV) | 11947 |
| Natural Choice Contracting Llc | Youngsville, NC | Installer (Level II) | 11268 |
| Nc Septic Solutions | Lousiburg, NC | Installer (Level II) | 12025 |
| Nc Septic Solutions Llc | Louisburg, NC | Installer (Level II) | 15126 |
| Nest Egg Home Services Llc | Franklinton, NC | Inspector | 8025I |
| New Day Septic | Youngsville, NC | Installer (Level IV)Inspector | 6530 |
| New Leaf Inspections | Youngsville, NC | Inspector | 14058I |
| Pait Home Inspections Of North Carolina | Youngsville, NC | Inspector | 7245I |
| Pittman Backhoe & Const | Henderson, NC | Installer (Level II) | 2647 |
| Sixth Sense Home Inspections Inc | Lousiburg, NC | Inspector | 11610I |
| Soil Horizons | Youngsville, NC | Installer (Level IV)Inspector | 3502 |
| Sonny Driver Inc | Zebulon, NC | Installer (Level IV) | 5653 |
| Triangle Pump And Tank | Zebulon, NC | Installer (Level II) | 4601 |
| Truework Inc | Wake Forest, NC | Installer (Level IV)Inspector | 1243 |
| Victory Septic Solutions | Louisburg, NC | Installer (Level IV)Inspector | 5278 |
| Victory Septic Solutions | Louisburg, NC | Installer (Level IV)Inspector | 5040 |
45 companies in the NCOWCICB certified onsite wastewater contractor & inspector lists are based in Franklin County as of 2026-07-23. Companies based elsewhere in North Carolina also commonly serve the county.
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