Carrier profile · USDOT 489464 · MC-534177 · Updated Jun 13, 2026

JB Leasing of Flagstaff LLC

DBA B4 TRANSPORT CO

0 power unitsFLAGSTAFF, AZ50/100
CARRIER INACTIVEMC-534177 INACTIVERATED SATISFACTORYHAZMAT
Verified linksFMCSA SAFER

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· Hazmat

Contact

Fax
(928) 526-8377

Registration

Officers
Brian Beamer · John L Beamer
USDOT / docket
489464 · MC-534177
First registered
Jul 1, 1992
Last MCS-150
Apr 19, 2021 · 504,260 mi (2019)
FMCSA safety rating
Satisfactory · Nov 15, 2005
D-U-N-S

Fleet (self-reported · MCS-150)

Power units
4Drivers
4CDL drivers
504,260Annual 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.