Justin-Siena High School Corporation (DOT# 2604691) – FMCSA Carrier Profile
DOT# 2604691● Active
Updated monthly · 2026-03-09
This carrier is active with no crashes on record.
Justin-Siena High School Corporation is a registered motor carrier with the FMCSA under USDOT number 2604691. The company operates from Napa, CA and maintains an active operating status with 7 power units and 7 drivers on record.
Safety Rating
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Company Information
Address4026 Maher Street, Napa, CA, 94558
Phone(707) 255-0950
Entity TypePrivate Passenger, Business
OperationIntrastate (Non-Hazmat)
Power Units7(Small carrier)
Drivers7
MCS-150 FiledMarch 27, 2025
Annual Mileage75,000 mi (2024)
Inspection Summary
All-time Inspections
All-time26
Total
0
OOS
0
Driver OOS
0
Vehicle OOS
26 inspections reflects moderate road activity.
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. This carrier has a 0% OOS rate — significantly better than the national average of ~21% for vehicles.
Crash History
✅No crashes reported (FMCSA data)
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Frequently Asked Questions
What is USDOT Number 2604691?
USDOT number 2604691 is assigned to Justin-Siena High School Corporation, an active motor carrier registered with the FMCSA, based in Napa, CA.
How many inspections has Justin-Siena High School Corporation had?
Justin-Siena High School Corporation has recorded 26 total inspections with 0 out-of-service orders, representing an OOS rate of 0.00%.
Where is Justin-Siena High School Corporation located?
Justin-Siena High School Corporation is headquartered at 4026 Maher Street, Napa, CA 94558.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 2604691 · Last updated: 2026-03-09. View official FMCSA record →