| Company | Location | Certifications | License # |
|---|---|---|---|
| Adam Young Trucking Llc | Spruce Pine, NC | Installer (Level IV)Inspector | 6389 |
| Audie Peterson Jr | Green Mountain, NC | Installer (Level II) | 14294 |
| Bruce Dean Grindstaff | Spruce Pine, NC | Installer (Level II) | 7195 |
| Burleson Plbg & Htg Co | Spruce Pine, NC | Installer (Level IV) | 1577 |
| Byrds Farm & Grading | Bakersville, NC | Installer (Level II) | 2805 |
| Chalk Mountain Construction | Spruce Pine, NC | Installer (Level II) | 11667 |
| David Honeycutt Grading | Bakersville, NC | Installer (Level II) | 9584 |
| English Logging And Grading Llc | Bakersville, NC | Installer (Level II) | 14812 |
| Graff Excavation | Bakersville, NC | Installer (Level II) | 14358 |
| Hidden Creek Contractor | Bakersville, NC | Installer (Level II) | 14881 |
| Hidden Creek Contractor Inc | Bakersville, NC | Installer (Level II) | 3946 |
| Houser'S Landscaping | Bakersville, NC | Installer (Level II) | 2864 |
| Mcgee Construction | L. Switzerland, NC | Installer (Level II) | 1530 |
| Mitchell Landscaping | Bakersville, NC | Installer (Level II) | 2890 |
| Murphy Grading | Spruce Pine, NC | Installer (Level II) | 3077 |
| Plumber Dan Llc | Bakersville, NC | Installer (Level II) | 9542 |
| S. Y. Grading | Bakersville, NC | Installer (Level II) | 2352 |
| Summit Outdoor Solutions | Bakersville, NC | Installer (Level II) | 9864 |
| Vic Burleson Masters Of The Craft Llc | Bakersville, NC | Installer (Level II) | 14324 |
| Ward Construction | Bakersville, NC | Installer (Level II) | 4843 |
20 companies in the NCOWCICB certified onsite wastewater contractor & inspector lists are based in Mitchell County as of 2026-07-23. Companies based elsewhere in North Carolina also commonly serve the county.
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