Carrier profile · USDOT 421119 · Updated Jun 13, 2026
REFRIGERATION SPECIALISTS INC
DBA A C AND R SPECIALISTS INC
24 power unitsSIOUX CITY, IA50/100
AUTHORITY STATUS UNKNOWNRATED CONDITIONAL
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
SIOUX CITY, IA
Density
fewermore