Carrier profile · USDOT 850109 · MC-1481325 · Updated Jun 13, 2026

WILLIAM D SIMPSON JR

DBA W D SIMPSON JR CO

4 power unitsavg 14.3 yrLocal · 2 statesPITTSBURGH, PA100/100
CARRIER ACTIVEMC-1481325 ACTIVE
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

Mailing address
P O BOX 373, LAWRENCE, PA, 15055
Operation
Interstate

Contact

Fax
(412) 561-3311

Registration

Officer
William D Simpson Jr
USDOT / docket
850109 · MC-1481325
First registered
Jan 18, 2000
Last MCS-150
Jan 11, 2026 · 72,000 mi (2025)
FMCSA safety rating
Not rated
D-U-N-S

Fleet (self-reported · MCS-150)

4Power units
2Drivers
1CDL drivers
72,000Annual 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.