MCS-150 Filing Severely Overdue
Last MCS-150 update was 129 months ago (10 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 Fleet size, address, officer, and insurance information are likely outdated.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.
NATIONAL INSULATORS is an established small private carrier (5 units, 2 drivers) based in SHELBY TWP, MI, operating since 2015. Multiple critical risk signals detected — we recommend against tendering freight to this carrier without thorough investigation. Last MCS-150 update was 129 months ago (10 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 Fleet size, address, officer, and insurance information are likely outdated.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 129 months ago (10 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 Fleet size, address, officer, and insurance information are likely outdated.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
11 years of continuous active authority with no revocations.
Clean Crash Record
No DOT-reportable crashes over 11 years of operating history.
Actions
ApproveGet notified if this carrier's status changes
Authority revocations, insurance lapses, safety rating changes — free alerts.
Related reading
Contextual guides and tools based on this carrier's safety profile.
Embed your CarrierBrief safety score on your website, email signature, or load board profile.
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.