Carrier profile · USDOT 2009801 · MC-708598 · Updated Jun 13, 2026

SEAN PARK

DBA QUALITRANS

1 power unitsavg 8.3 yrRegional · 5 statesDIAMOND BAR, CA81/100
CARRIER ACTIVEMC-708598 ACTIVE
Verified linksFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional
revealed
States observed5
US states
Inspections · 24 mo8
AZ busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
DIAMOND BAR, CA
24161 HIGH KNOB RD UNIT A
Top corridor
AZ ⇄ CA
AZ 3 · TX 2 · NC 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 5 states · trailing 24 mo

Roadside inspections by state · SEAN PARK · trailing 24 months
StateCoverageInspections
AZArizona3
TXTexas2
NCNorth Carolina1
OKOklahoma1
LALouisiana1