Carrier profile · USDOT 3138092 · MC-97350 · Updated Jun 13, 2026

MARSHALL & SON PLUMBING LLC

1 power unitREDGRANITE, WI50/100
AUTHORITY STATUS UNKNOWNMC-97350 STATUS UNKNOWN
Verified linksFMCSA 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.

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

Home base
REDGRANITE, WI
N2026 29TH LN
Density
fewermore
Shade = roadside inspections, last 24 mo.