Carrier profile · USDOT 3170978 · MC-1195960 · Updated Jun 13, 2026
Steffen Brothers Trucking LLC
2 power unitsavg 18.7 yrLocal · 2 statesCARLOCK, IL50/100
CARRIER ACTIVEMC-1195960 ACTIVEHAZMAT
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
- 1966 US HIGHWAY 150, CARLOCK, IL, 61725-9035
- Operation
- Interstate· Hazmat
Contact
- Phone
- (309) 339-4515
- Cell
- (309) 210-8503
Registration
- Officers
- Jay D Steffen · Nathan Steffen
- USDOT / docket
- 3170978 · MC-1195960
- First registered
- Aug 8, 2018
- Last MCS-150
- Jan 3, 2026 · 40,000 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
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.