GroundRosterDuncan Construction & Development LLCLicensed
| Name | Duncan Construction & Development LLC |
| License type | Permitted Septic Installer - Standard/Basic Installer |
| License status | Active — Idaho DEQ permitted (Panhandle Health District) |
| Location | Corbin Hill Rd Hayden, Idaho 83835 |
| Phone | (208) 598-3231 |
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What this license covers
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
How to verify this license
We publish this listing exactly as it appears in Idaho's official licensing records; we do not vouch for the business itself. Before hiring, look up this license directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Idaho DEQ - Permitted Subsurface Sewage Disposal System Installers, last checked 2026-08-17. Verify at the official source.
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