GroundRosterDouglas BillmayerLicensed
| Name | Douglas Billmayer |
| Company | Billmayer Drilling |
| License type | Water Well Contractor, Water Well Driller |
| License status | Licensed — MT Board of Water Well Contractors |
| Location | Big Fork, Montana |
| Phone | (406) 755-5395 |
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What this license covers
- Drilling / construction: licensed to bore, case, complete, and plug water wells.
How to verify this license
We publish this listing exactly as it appears in Montana'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: Montana DNRC Board of Water Well Contractors, last checked 2026-08-17. Verify at the official source.
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