Carrier profile · USDOT 2596605 · Updated Aug 20, 2026
J3 Advanced Engineering Technologies Inc
DBA HARPER READY MIX & GRAVEL
35 power unitsBUTTE, MT50/100
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
BUTTE, MT
Density
fewermore