Carrier profile · USDOT 362150 · MC-1056400 · Updated Jun 13, 2026
Merrimack Building Supply Inc
DBA MERRIMACK BUILDING SUPPLY
15 power unitsMERRIMACK, NH50/100
AUTHORITY STATUS UNKNOWNMC-1056400 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
- 260 DANIEL WEBSTER HWY, MERRIMACK, NH, 03054
- Mailing address
- PO BOX 865, MERRIMACK, NH, 03054
- Operation
- Interstate
Contact
- Phone
- (603) 494-4140
- Fax
- (603) 424-3541
- Web domain
- merrimackbuildingsupply.com
Registration
- Officer
- William Donegan
- USDOT / docket
- 362150 · MC-1056400
- First registered
- Aug 9, 1989
- Last MCS-150
- Apr 26, 2021 · 1 mi (2020)
- FMCSA safety rating
- Conditional · Apr 8, 2013
- 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.