GroundRosterA Duke ServicesLicensed
| Name | A Duke Services |
| License number | 3334 |
| License type | Certified Well Contractor - Level A (all well contractor activities, including drilling and geothermal) |
| License status | Current - on the commission's Current Certified Drillers List |
| Based in | Guilford County, Guilford County, North Carolina |
| Phone | (336) 420-2702 |
"Based in" is the city and county of the address on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
Request a quote from A Duke Services
What this license covers
- Drilling / construction: licensed to bore, case, complete, and plug water wells.
- Geothermal loops: also licensed to bore the open- or closed-loop wells that serve a ground-source heat pump.
How to verify this license
We publish the license details exactly as they appear in North Carolina's official licensing records; we do not vouch for the business itself. Before hiring, look up license #3334 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: NC Well Contractors Certification Commission - Current Certified Drillers List, last checked 2026-09-23. Verify at the official source.
Are you A Duke Services? Claim this listing to show your business name on it. It's free, and we confirm every claim before anything changes.