West Rock Formation LLC (USDOT 1577591)
USDOT 1577591 · Active · Somers · MT
Public listing
- Legal name
- West Rock Formation LLC
- License or register id
- USDOT 1577591
- Status
- Active
- State
- MT
- City
- Somers
- Category
- Private Property
- Phone
- +1 (406) 261-0914
- Address
- 635 Migration Road, Somers, MT, 59932
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 1
- Drivers
- 1
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 1
- MCS-150 mileage
- 5000 (2018)
- MCS-150 date
- 20241111
- Fleet size
- 1 power units
- Hazmat
- No
- Company officer
- Stefan Vontrapp
- Mailing address
- 635 Migration Road, Somers, MT, 59932
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
About
West Rock Formation LLC is in the FMCSA Company Census as USDOT 1577591. census status Active. address 635 Migration Road, Somers, MT, 59932. 1 power units. 1 drivers. Private Property. Interstate operation. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify West Rock Formation LLC?
Match the legal name and USDOT 1577591 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

