MCS-150 Filing Severely Overdue
Last MCS-150 update was 193 months ago (16 years). Fleet size, address, officer, and insurance information are likely outdated. This carrier may no longer be actively operating at the registered location.
DO NOT USE
Critical risk signals — do not tender freight.
ROCK SOURCE LLC is a well-established small private carrier (8 units, 7 drivers) based in PHOENIX, AZ, operating since 2003. Multiple critical risk signals detected — we recommend against tendering freight to this carrier without thorough investigation. Last MCS-150 update was 193 months ago (16 years). Fleet size, address, officer, and insurance information are likely outdated. This carrier may no longer be actively operating at the registered location.
What's notable
MCS-150 Filing Severely Overdue
Last MCS-150 update was 193 months ago (16 years). Fleet size, address, officer, and insurance information are likely outdated. This carrier may no longer be actively operating at the registered location.
No Insurance on File
No insurance filings found with FMCSA for this carrier.
Established Carrier
23 years of continuous active authority with no revocations.
Clean Crash Record
No DOT-reportable crashes over 23 years of operating history.
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Disclaimer
Informational only. This data is sourced from FMCSA public records and does not constitute legal advice. Always verify critical information with official FMCSA sources at safer.fmcsa.dot.gov before making business decisions. CarrierBrief Score, Broker Verdict, and all BASIC percentiles shown are proprietary estimates and are not official FMCSA metrics.