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DOT 376457 is operated by A M & S TRANSPORTATION CO out of Oakland, CA. This profile shows verified operating authority, current insurance, observed equipment, and recent inspection activity joined into one card so brokers can verify the carrier in one tab.
Operating authority is verified against the live public registry and refreshed daily. Current status: ACTIVE. "active" means the carrier is authorized to operate; "inactive" or "out-of-service" indicates the carrier should not be hauling.
Liability and cargo insurance status is drawn from the latest filings on record. Current status: active. We mark a carrier "lapsed" when the most recent cancellation date is in the past with no superseding policy.
A M & S TRANSPORTATION CO was last inspected on 2026-08-20. We've recorded 73 inspections in the trailing 12 months.
A M & S TRANSPORTATION CO is registered as 162127. Many brokers reference carriers by MC; both identifiers resolve to the same carrier record.
Save A M & S TRANSPORTATION CO to your history
Equipment, lane footprint, insurance timeline, and fraud signals on one screen.
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Not enough claim reports yet
0 of 3 brokers needed before claims history unlocks
Claims stay locked below 3 contributing brokers so no single broker's claims can be picked out of the aggregate.
Not enough broker-reported loads yet — this score unlocks as brokers report load outcomes. Aggregates appear once 3+ brokerages have reported on this carrier (0 loads from 0 brokerages so far).
Not enough reports yet
0 of 3 brokers needed before rates unlock
Rates stay locked below 3 contributing brokers so no single broker’s loads can be picked out of the aggregate.
No community reports for this carrier. Had a fraud or cargo-theft incident? Your report warns the whole network within minutes.
Community reports are submitted by broker workspaces and are NOT verified by KnowHaul. New reporters are human-moderated; 3+ corroborating workspaces feed a capped penalty into the fraud risk score. Named in a report that's wrong? Email admin@knowhaul.com and a human will review it.
Potential OFAC SDN (sanctions) match — verify before tendering
This carrier’s carrier legal name is a potential fuzzy match (~100% confidence) to S M A (vessel) on the OFAC SDN (sanctions) list. This is an automated potential match, not a confirmed hit — confirm the identity against the official record before relying on it.
Verify on the official OFAC SDN (sanctions)record →Aggregate rating unlocks at 3 reviewing workspaces — 0 so far. Individual reviews appear below as they're published.
No published reviews yet. Worked with this carrier? Your review starts the record.
Offer with confidence — current authority and clean operations.
power units (MCS-150)
distinct VINs in inspections
73 inspections, 12mo
most recent roadside record
Signals are precursor patterns, not proof of fraud. Verify before acting — and if a flag looks wrong, dispute it from its row.
GREAT WEST CASUALTY CO. · policy GWP31125A
GREAT WEST CASUALTY CO. · policy GWP31125A
These are our estimates from local roadside-inspection history; FMCSA hasn't published measures for this carrier yet (see #1000).
Crash Indicator and Hazmat Compliance percentiles aren't published in the public SMS downloads today (see #832).
Current reported fleet · as of Jun 2025. A trend line appears once a second filing is on record.
Matched on equipment mix, fleet-size band, and home state.
A truck VIN on this carrier was run under 2 different DOTs in overlapping windows — the cloned-truck / VIN-under-multiple-MCs pattern.