Carrier profile · USDOT 1500152 · MC-1089742 · Updated Aug 20, 2026
Holler Contracting
DBA STAMBAUGH POLE BUILDINGS
10 power unitsLocal · 2 statesMOUNT AIRY, MD50/100
CARRIER ACTIVEMC-1089742 ACTIVERATED SATISFACTORY
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
revealedStates observed22
US statesInspections · 24 mo22
MD busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
MOUNT AIRY, MD
Top corridor
MD
Density
fewermore
State activity ranking· all 2 states · trailing 24 mo
| State | Coverage | Inspections |
|---|---|---|
| MDMarylandHQ | 1 | |
| DEDelaware | 1 |