Carrier profile · USDOT 280543 · Updated Jul 3, 2026

Capitol Building Supply Inc

DBA OHIO VALLEY DRYWALL SUPPLY COMMONWEALTH BLDG MATERIALS STEVEN KEMPF BLDG MATERIALS NEW ENGLAND GYPSUM SUPPLY TROWEL TRAD

400 power unitsavg 5.5 yrNational · 16 statesMANASSAS PARK, VA94/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORY
Verified linkscbsi.netFMCSA 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 radiusMulti-region
revealed
States observed15
US states
Inspections · 24 mo252
MD busiest

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

Home base
MANASSAS PARK, VA
8429 EUCLID AVE
Top corridor
MD ⇄ VA
MD 92 · PA 27 · DC 25
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 15 states · trailing 24 mo

Roadside inspections by state · CAPITOL BUILDING SUPPLY INC · trailing 24 months
StateCoverageInspections
MDMaryland92
PAPennsylvania27
DCDistrict of Columbia25
NJNew Jersey19
VAVirginiaHQ15
NYNew York13
NHNew Hampshire12
VTVermont10
DEDelaware9
MAMassachusetts9
CTConnecticut6
NCNorth Carolina4
WVWest Virginia4
OHOhio4
MEMaine3