CORNERSTONE EXCAVATION SERVICES LLC

USDOT 1789943 · Thorne Bay, AK · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet1 power units · 1 drivers (1 trucks)

OperationC · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 0

Address506 SPRUCE LANE
THORNE BAY AK 99919

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Power units1

Drivers1 (1 CDL)

MCS-150 mileage2,000 (2025)

MCS-150 filedFeb 16, 2026

HazmatN

Cargoother: rock,gravel, &gravel, general freight

Total inspections0

Out-of-service0

Vehicle OOS rate—

Driver OOS rate—

Total violations0

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? CORNERSTONE EXCAVATION SERVICES LLC — get the full AK 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.