Fleet typeIdentity
Owner-operator
3 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 578128 · Updated 06/13/2026
GLENN MAYER
3 power unitsCHAMBERLAIN, SD
CARRIER INACTIVE
Observed fleet · trailing 24 mo daily
3Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Awaiting decode
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 32 yearsUSDOT registration inactive
Watch · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No inspection history despite active fleetAn established carrier reporting 3 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 17.2 years old; fleet/mileage figures may be unreliable.
In good standing · 1
USDOT registration3131 yr registered
Authority not on fileInsurance (BIPD)— unknown
No filing on recordVehicle OOS · 24-mo—
No inspections · 24 moCrashes · fatal—
No crash recordVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Awaiting VIN decode
Identity stabilityStable
31 yr unchanged
Same registration since 1994 — no chameleon / reincarnation signal.
AI readFull read
Is GLENN MAYER safe to work with?
Is GLENN MAYER safe to load? GLENN MAYER (USDOT 578128) is an inactive owner-operator motor carrier based in CHAMBERLAIN, SD, operating 3 power units and 3 drivers. Operating authority has been active 31 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it. Verify authority and insurance directly. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
GMGLENN MAYER 50
Loading full carrier record…
02
Frequently asked
What is GLENN MAYER's USDOT number?
GLENN MAYER's USDOT number is 578128.
Is GLENN MAYER authorized to operate?
As of 2026-06-13, GLENN MAYER is inactive in the FMCSA register.
How big is GLENN MAYER's fleet?
GLENN MAYER operates 3 power units and 3 drivers per its most recent MCS-150 filing.
Where is GLENN MAYER based?
GLENN MAYER is based in CHAMBERLAIN, SD.