Carrier profile · USDOT 1089568 · Updated Jun 13, 2026

WINDOOR BUILDING SUPPLY

8 power unitsavg 11.8 yrLocal · 2 statesMULLINS, SC100/100
AUTHORITY STATUS UNKNOWN
Verified linkswindoorsc.comFMCSA 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 radiusLocal
revealed
States observed2
US states
Inspections · 24 mo11
SC busiest

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

Home base
MULLINS, SC
3706 E HWY 76
Top corridor
SC
SC 8 · NC 3
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 2 states · trailing 24 mo

Roadside inspections by state · WINDOOR BUILDING SUPPLY · trailing 24 months
StateCoverageInspections
SCSouth CarolinaHQ8
NCNorth Carolina3