Carrier profile · USDOT 4445163 · Updated Jun 13, 2026
TWF Assets Inc DBA Williams Heavy Equipment
DBA WILLIAMS HEAVY EQUIPMENT
2 power unitsGRASS VALLEY, CA50/100
AUTHORITY STATUS UNKNOWN
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
- 12991 ARBOR LN, GRASS VALLEY, CA, 95949-7812
- Mailing address
- 10556 COMBIE RD # 6437, AUBURN, CA, 95602-8908
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (530) 913-6597
Registration
- Officer
- John Williams
- USDOT / docket
- 4445163
- First registered
- Jul 29, 2025
- Last MCS-150
- Jul 29, 2025
- FMCSA safety rating
- Not rated
- D-U-N-S
- 79294859
Fleet (self-reported · MCS-150)
—CDL drivers
—Annual 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.