Carrier profile · USDOT 25767 · Updated Jun 13, 2026

United Builders Supply Co Inc

15 power unitsFRAMINGHAM, MA50/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY
Verified linksFMCSA SAFER

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
40 WAVERLY ST, FRAMINGHAM, MA, 01701-7130
Mailing address
PO BOX 789, FRAMINGHAM, MA, 01701-0202
Operation
Interstate

Contact

Phone
(508) 879-1000
Email
—

Registration

Officer
Donna Seifer
USDOT / docket
25767
First registered
Jun 1, 1974
Last MCS-150
Sep 1, 2004 · 0 mi
FMCSA safety rating
Satisfactory · Nov 9, 1987
D-U-N-S
1969815

Fleet (self-reported · MCS-150)

15Power units
15Drivers
—CDL drivers
—Annual mileage

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.