MURPHY MECHANICAL INSULATION INC

USDOT 2472451 · North Sioux City, SD · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet30 power units · 25 drivers (30 trucks)

OperationA · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 0

Address515 SOUTH FLYNN STREET
NORTH SIOUX CITY SD 57049

DBAMURPHY COMPANY

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Power units30

Drivers25 (0 CDL)

MCS-150 mileage675 (2024)

MCS-150 filedAug 15, 2025

HazmatN

Cargoother: insulation

Total inspections0

Out-of-service0

Vehicle OOS rate—

Driver OOS rate—

Total violations0

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? MURPHY MECHANICAL INSULATION INC — get the full SD 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.