MOUNTAIN STONE AGGREGATE LLC
AUTHORIZEDUSDOT
3824843
MC Number
N/A
Fleet Size
2
Total Drivers
2
Last updated: March 16, 2026
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Safety overview
MOUNTAIN STONE AGGREGATE LLC is a small intrastate only (non-hazmat) motor carrier based in ROY, Washington, operating 2 power units with 2 drivers. FMCSA hasn't published BASIC scores for this carrier yet. That usually means they don't have enough inspection data for the system to calculate percentiles. No crashes on file.
BASIC scores
SMS PercentilesHigher percentile = worse performance relative to peers. Scores at or above 75% may trigger an FMCSA investigation.
No BASIC scores available. This usually means the carrier hasn't had enough inspections for FMCSA to calculate percentiles.
Company details
- Entity Type
- N/A
- Carrier Operation
- Intrastate Only (Non-Hazmat)
- Operation Classification
- Private (Property)
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
0
Total
—
Driver %
Insurance on file
No insurance records on file with FMCSA.
Crash history
0
Total Crashes
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Other carriers in the same state with a similar fleet size.
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Frequently asked questions
Is MOUNTAIN STONE AGGREGATE LLC authorized to operate?
Yes. MOUNTAIN STONE AGGREGATE LLC (USDOT #3824843) currently holds "AUTHORIZED" status with FMCSA. They're registered as an intrastate only (non-hazmat) carrier.
How many trucks does MOUNTAIN STONE AGGREGATE LLC operate?
MOUNTAIN STONE AGGREGATE LLC operates 2 power units with 2 drivers on file. That makes them a small carrier.
Does MOUNTAIN STONE AGGREGATE LLC transport hazardous materials?
No. MOUNTAIN STONE AGGREGATE LLC does not have a hazardous materials flag in the FMCSA database.
Where is MOUNTAIN STONE AGGREGATE LLC located?
MOUNTAIN STONE AGGREGATE LLC is based in ROY, Washington at 30211 STATE ROUTE 507 S, 98580-4512. Phone: (360) 972-0845.