Carrier profile · USDOT 435970 · MC-1245983 · Updated Jun 13, 2026

Siefring Brothers Trucking LLC

3 power unitsCOLDWATER, OH50/100
CARRIER ACTIVEMC-1245983 ACTIVERATED CONDITIONAL

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

Operation
Interstate

Contact

Web domain
tstcinc.com

Registration

Officer
Craig Siefring
USDOT / docket
435970 · MC-1245983
First registered
Feb 8, 1991
Last MCS-150
May 23, 2025 · 96,844 mi (2024)
FMCSA safety rating
Conditional · Apr 29, 1992
D-U-N-S

Fleet (self-reported · MCS-150)

3Power units
4Drivers
4CDL drivers
96,844Annual 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.