Carrier profile · USDOT 3615183 · Updated Jun 13, 2026
Granite State Gas Transmission Inc
DBA UNITIL
6 power unitsLocal · 1 statesPORTSMOUTH, NH50/100
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
- 325 WEST RD, PORTSMOUTH, NH, 03801-5638
- Operation
- Interstate
Contact
- Phone
- (603) 294-5153
- Cell
- (603) 918-7997
- Fax
- (603) 294-5253
- cantonen@unitil.com
- Web domain
- unitil.com
Registration
- Officer
- Nicolas Cantone
- USDOT / docket
- 3615183
- First registered
- Apr 19, 2021
- Last MCS-150
- Feb 27, 2026 · 125,918 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
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.