Carrier profile · USDOT 2944379 · Updated Jun 13, 2026

SUPERIOR INSULATION LLC

6 power unitsLocal · 2 statesSMITHFIELD, RI88/100
AUTHORITY STATUS UNKNOWN
Verified linkssuperiormass.comFMCSA 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.

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal
revealed
States observed2
US states
Inspections · 24 mo7
RI busiest

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

Home base
SMITHFIELD, RI
14B ENTERPRISE LANE
Top corridor
RI
RI 4 · MA 3
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 2 states · trailing 24 mo

Roadside inspections by state · SUPERIOR INSULATION LLC · trailing 24 months
StateCoverageInspections
RIRhode IslandHQ4
MAMassachusetts3