Cornerstone Construction of Seattle Inc (DOT# 1913872) – FMCSA Carrier Profile

DOT# 1913872● Active
Updated: 2026-03-09

Cornerstone Construction of Seattle Inc is a registered motor carrier with the FMCSA under USDOT number 1913872. The company operates from Issaquah, WA and maintains an active operating status with 3 power units and 4 drivers on record.

Safety Rating

FMCSA Safety Rating
Not Rated

No formal safety rating has been assigned to Cornerstone Construction of Seattle Inc by the FMCSA. View official FMCSA record →

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Company Information

Address25910 Se Old Black Nugget Road, Issaquah, WA, 98029
Phone(425) 391-8585
Entity TypePrivate Property
OperationIntrastate (Non-Hazmat)
Power Units3
Drivers4
MCS-150 FiledDecember 31, 2025
Annual Mileage20,000 mi (2025)
All carriers in WashingtonCarriers in Issaquah, WA

Inspection Summary

All-time Inspections
All-time
1
Total
2
OOS
1
Driver OOS
1
Vehicle OOS
OOS Rate200.00%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.
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Frequently Asked Questions

What is USDOT Number 1913872?
USDOT number 1913872 is assigned to Cornerstone Construction of Seattle Inc, an active motor carrier registered with the FMCSA, based in Issaquah, WA.
How many inspections has Cornerstone Construction of Seattle Inc had?
Cornerstone Construction of Seattle Inc has recorded 1 total inspections with 2 out-of-service orders, representing an OOS rate of 200.00%.
Where is Cornerstone Construction of Seattle Inc located?
Cornerstone Construction of Seattle Inc is headquartered at 25910 Se Old Black Nugget Road, Issaquah, WA 98029.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 1913872 · Last updated: 2026-03-09. View official FMCSA record →