Carrier profile · USDOT 579729 · MC-307624 · Updated Jun 13, 2026

William J Guy

DBA G-FOUR CONTRACTORS INC

3 power unitsOXFORD, PA80/100
CARRIER ACTIVEMC-307624 ACTIVE

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

Fax
(610) 467-0775
Web domain
zoominternet.net

Registration

Officers
Carmala Guy · William J. Guy
USDOT / docket
579729 · MC-307624
First registered
Nov 2, 1994
Last MCS-150
Mar 6, 2015 · 36,000 mi (2010)
FMCSA safety rating
Not rated
D-U-N-S

Fleet (self-reported · MCS-150)

3Power units
2Drivers
CDL drivers
36,000Annual 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.