Carrier profile · USDOT 3320372 · MC-1056400 · Updated Jun 13, 2026
Merrimack Building Supply
15 power unitsMERRIMACK, NH50/100
AUTHORITY STATUS UNKNOWNMC-1056400 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
- 260 DW HIGHWAY, MERRIMACK, NH, 03054
- Mailing address
- PO BOX 865, MERRIMACK, NH, 03054
- Operation
- Interstate
Contact
- Phone
- (603) 424-7001
- Fax
- (603) 424-3541
- Web domain
- merrimackbuildingsupply.com
Registration
- Officers
- William Donegan · Stephanie Stevens
- USDOT / docket
- 3320372 · MC-1056400
- First registered
- Aug 8, 2019
- Last MCS-150
- Aug 13, 2019 · 280,473 mi (2018)
- FMCSA safety rating
- Not rated
- 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.