SUPERIOR INSULATION COMPANY LLC

USDOT 3023562 · Spokane, WA · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet6 power units · 12 drivers (6 trucks)

OperationA · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 9

	Vehicle	Driver
This carrier	33.3% (3/9)	11.1% (1/9)
National average	22.3%	6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Address5402 N JULIA ST
SPOKANE WA 99217-6653

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Power units6

Drivers12 (0 CDL)

MCS-150 mileage60,000 (2024)

MCS-150 filedDec 31, 2025

HazmatN

Cargogeneral freight

Total inspections9

Out-of-service4

Vehicle OOS rate33.3%

Driver OOS rate11.1%

Total violations22

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? SUPERIOR INSULATION COMPANY LLC — get the full WA lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.