Carrier profile · USDOT 253335 · Updated Sep 6, 2026
Williams Engineering Company Inc
DBA HEATING AND COOLING
2 power unitsENFIELD, CT50/100
AUTHORITY STATUS UNKNOWNRATED 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
- Physical address
- 133 COTTAGE RD, ENFIELD, CT, 06082-2208
- Mailing address
- 20 RANDALL WOOD DRIVE, MONTAGUE, MA, 01351
- Operation
- Interstate
Contact
- Phone
- (860) 463-5773
- Fax
- (860) 763-4380
Registration
- Officer
- Edward Williams
- USDOT / docket
- 253335
- First registered
- Dec 3, 1984
- Last MCS-150
- Mar 31, 2021 · 1 mi (2020)
- FMCSA safety rating
- Conditional · Oct 15, 1987
- D-U-N-S
- 81294555
Fleet (self-reported · MCS-150)
—CDL drivers
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.