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UNITED BUILDERS DC INCORPORATED

USDOT 4164282 · Rockville, MD

UNITED BUILDERS DC INCORPORATED

USDOT 4164282 · Rockville, MD  ·  Underwriter-grade risk snapshot

Operating statusActive
Lead priorityUnknown
Fleet1 power units · 1 drivers (1 trucks)
OperationA · PRIVATE PROPERTY
Current insurer—
Crashes / Inspections (24 mo)0 / 2

Out-of-Service Rates

VehicleDriver
This carrier 50.0% (1/2) 50.0% (1/2)
National average22.3%6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Contact

Address4706 RENN ST
ROCKVILLE MD 20853
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Email🔒 Subscribe to reveal

Fleet & mileage

Power units1
Drivers1 (0 CDL)
MCS-150 mileage7,500 (2025)
MCS-150 filedFeb 6, 2026
HazmatN
Cargoother: hand tools, general freight

Inspections & violations

Total inspections2
Out-of-service2
Vehicle OOS rate50.0%
Driver OOS rate50.0%
Total violations3
OOS violations0

Crashes

Total crashes0
Fatal crashes0
Injuries0

Safety measurement (BASIC)

CategoryMeasureStatus
Unsafe Driving0OK
Hours of Service0OK
Driver Fitness1OK
Controlled Substances0OK
Vehicle Maintenance2OK
Insurance agent? UNITED BUILDERS DC INCORPORATED — get the full MD lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.