Carrier profile · USDOT 3282972 · Updated Jun 13, 2026
Hammer Down Oilfield Services LLC
26 power unitsBRENHAM, TX50/100
AUTHORITY STATUS UNKNOWN
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 6351 HIGHWAY 36 S, BRENHAM, TX, 77833-7055
- Mailing address
- PO BOX 1739, BRENHAM, TX, 77834-1739
- Operation
- Interstate
Contact
- Phone
- (979) 347-6010
- Cell
- (979) 421-3651
- Fax
- (979) 347-6011
- Web domain
- hdoservices.com
Registration
- Officers
- Stephen Johnson · Kirk Yariger
- USDOT / docket
- 3282972
- First registered
- May 6, 2019
- Last MCS-150
- May 6, 2019
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—Annual mileage
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.