Carrier profile · USDOT 863439 · Updated Jun 13, 2026

MAINSTREAM CONSTRUCTION GROUP INC

1 power unitALTAMONTE SPRINGS, FL50/100
AUTHORITY STATUS UNKNOWN
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
825 SUNSHINE LANE, ALTAMONTE SPRINGS, FL, 32714
Operation
Interstate

Contact

Phone
(407) 862-6445
Fax
(407) 862-6693
Email
—

Registration

Officers
John O'Donnell · Dwight Mason
USDOT / docket
863439
First registered
Mar 15, 2000
Last MCS-150
Sep 7, 2005 · 0 mi
FMCSA safety rating
Not rated
D-U-N-S
—

Fleet (self-reported · MCS-150)

1Power units
1Drivers
1CDL 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.