Carrier profile · USDOT 2920186 · MC-984621 · Updated Jun 13, 2026
THAYER LLC
2 power unitsPORTSMOUTH, NH50/100
CARRIER ACTIVEMC-984621 ACTIVEHAZMAT
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
- 21 RICHMOND ST, PORTSMOUTH, NH, 03801
- Operation
- Interstate· Hazmat
Contact
- Phone
- (603) 969-8699
- Cell
- (603) 969-8773
Registration
- Officers
- James Thayer · Jeremy Thayer
- USDOT / docket
- 2920186 · MC-984621
- First registered
- Aug 17, 2016
- Last MCS-150
- Jan 13, 2026 · 409 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
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.