Carrier profile · USDOT 2351184 · Updated Aug 20, 2026
Sam Wipf
DBA WIPF CONSTRUCTION
4 power unitsCASTLEWOOD, SD50/100
AUTHORITY STATUS UNKNOWN
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.
Inspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
CASTLEWOOD, SD
Density
fewermore