Carrier profile · USDOT 3303292 · Updated Jun 13, 2026
UNDERWRITERS LABORATORIES INC
4 power unitsLocal · 1 statesCOLUMBIA, 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
- 6200 OLD DOBBIN LANE STE 150, COLUMBIA, MD, 21045
- Mailing address
- 6200 OLD DOBBIN LN STE 150, COLUMBIA, MD, 21045-5887
- Operation
- Interstate
Contact
- Phone
- (667) 678-2130
- sarah.huffman@ul.org
- Web domain
- ul.org
Registration
- Officer
- Sarah Huffman
- USDOT / docket
- 3303292
- First registered
- Jun 24, 2019
- Last MCS-150
- May 1, 2026 · 5,000 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- 6932990
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.