Carrier profile · USDOT 1197926 · Updated Jun 13, 2026

John D Mack

DBA MACK WELDING & LINE BORING

1 power unitMERRILLAN, WI50/100
AUTHORITY 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
MERRILLAN, WI
N10915 KOVAR
Density
fewermore
Shade = roadside inspections, last 24 mo.