ISAURO GUILLEN
AUTHORIZEDDBA: BRONCO TRUCKING
USDOT
1083919
MC Number
N/A
Fleet Size
8
Total Drivers
N/A
Last updated: March 16, 2026
Safety overview
ISAURO GUILLEN is a small intrastate only (non-hazmat) motor carrier based in SOLEDAD, California, operating 8 power units. 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
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
0
Total
—
Driver %
Crash history
0
Total Crashes
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Frequently asked questions
Is ISAURO GUILLEN authorized to operate?
Yes. ISAURO GUILLEN (USDOT #1083919) currently holds "AUTHORIZED" status with FMCSA. They're registered as an intrastate only (non-hazmat) carrier.
How many trucks does ISAURO GUILLEN operate?
ISAURO GUILLEN operates 8 power units. That makes them a small carrier.
Does ISAURO GUILLEN transport hazardous materials?
No. ISAURO GUILLEN does not have a hazardous materials flag in the FMCSA database.
Where is ISAURO GUILLEN located?
ISAURO GUILLEN is based in SOLEDAD, California at 511 FRONT STREET, 93960. Phone: (831) 678-7300.