Carrier profile · USDOT 567238 · Updated Jun 13, 2026
United Subcontractors Inc
DBA CARROLL INSULATION
22 power unitsELDERSBURG, MD50/100
AUTHORITY 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
- 49 VENTURE WAY, ELDERSBURG, MD, 21784
- Operation
- Interstate
Contact
- Phone
- (410) 795-0600
- Cell
- (651) 276-7282
- Fax
- (952) 697-4079
- Web domain
- unitedsub.com
Registration
- Officers
- Timothy Portland · Ken Stanecki
- USDOT / docket
- 567238
- First registered
- Jun 24, 1994
- Last MCS-150
- Sep 21, 2010 · 187,200 mi (2008)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—CDL drivers
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.