Public record · Montana
Jefferson County: 36 companies on record.
The companies the public registers place in Jefferson County, Montana, by sector, as DealSTE read them — read 8 Nov 2026. Each opens on its own record page: registration, sites, permits, liens and compliance, each with its register.
| Sector | Companies |
|---|---|
| Defense and federal contracting | 27 |
| Trades — HVAC, plumbing, electrical, mechanical | 3 |
| Manufacturing | 2 |
| Crushed stone | 1 |
| Dimension stone | 1 |
| Funeral homes | 1 |
| Sand and gravel | 1 |
| Company | Sector | City |
|---|---|---|
| Marks Lumber | Manufacturing | Clancy |
| Marks-miller Post And Pole, Incorporated | Defense & federal contracting | Clancy |
| Washington Companies | Dimension Stone | Whitehall |
| Marks Miller Post & Pole | Manufacturing | Clancy |
| Cutthroat Land Management, LLC | Defense & federal contracting | Basin |
| Intermountain Forest Technology, Corp. | Defense & federal contracting | Clancy |
| Buster Bullock; Megan Bullock | Mining & Aggregates | Helena |
| Brave Eagle Corp | Defense & federal contracting | Clancy |
| Elk Park Fire LLC | Defense & federal contracting | Basin |
| Fulton Aviation LLC | Defense & federal contracting | Clancy |
| HOEFFNER CONTRACTING LLC | Trades — HVAC, plumbing, electrical, mechanical | EAST HELENA |
| DIG IN DIRT WORKS LLC | Trades — HVAC, plumbing, electrical, mechanical | CLANCY |
| Helena Weed Control, LLC | Defense & federal contracting | Clancy |
| Peanut Pie Enterprises L.l.c | Defense & federal contracting | Basin |
| Pipestone Rentals & Adventures LLC | Defense & federal contracting | Whitehall |
| R&R Field Services, Inc. | Defense & federal contracting | Clancy |
| Rainmakers Irrigation L.L.C. | Defense & federal contracting | Whitehall |
| Big Sky Lr, LLC | Defense & federal contracting | Cardwell |
| Polekat Enterprises LLC | Defense & federal contracting | Basin |
| B-bar, INC | Defense & federal contracting | Clancy |
| Dulaney Ucc LLC | Defense & federal contracting | Whitehall |
| Lindsay Drilling And Contracting | Defense & federal contracting | Clancy |
| Little Johns Portables & Septic Service LLC | Defense & federal contracting | Clancy |
| Medevac Emergency Medical Services LLC | Defense & federal contracting | Whitehall |
| 406 Insulation LLC | Defense & federal contracting | Boulder |
| Clancy Nursing & Rehab Center, LLC | Defense & federal contracting | Clancy |
| Crh Plc | Mining & Aggregates | Alexander City |
| Eagle Ambulance Service | Defense & federal contracting | Clancy |
| Elkhorn Health And Rehabilitation, LLC | Defense & federal contracting | Clancy |
| Esl Road & Fleet Services LLC | Defense & federal contracting | Clancy |
| GEN III INC | Trades — HVAC, plumbing, electrical, mechanical | CLANCY |
| Great Divide Excavation LLC | Defense & federal contracting | Clancy |
| K&L Mortuaries | Funeral homes & cemeteries | WHITEHALL |
| Peters, Thomas W | Defense & federal contracting | Whitehall |
| Reindeer Etc., LLC | Defense & federal contracting | Boulder |
| Ridgeline Sports LLC | Defense & federal contracting | Whitehall |
Every company in the county, with its filings and the people behind it, is read inside DealSTE. Request access.
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01
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02
We write back as places open
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03
If it fits, an invitation
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