Fleet typeIdentity
Owner-operator
2 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 337874 · MC-260018 ·
Stephen D Libby
DBA S D LIBBY & SONS TRANSPORT
2 power unitsWINDHAM, ME50/100
CARRIER INACTIVEMC-260018 INACTIVE
Observed fleet · trailing 24 mo daily
2Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
Click to see how we scored it
Load decision ·
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Watch · 3
No active operating authorityNo active common, contract, or broker authority is on file for a for-hire carrier.No inspection history despite active fleetAn established carrier reporting 2 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 17.3 years old; fleet/mileage figures may be unreliable.
In good standing · 1
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
37 yr unchanged
Same registration since 1988 — no chameleon / reincarnation signal.
Cross-border activity
No border inspections on record
A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.
Verification summary
STEPHEN D LIBBY (USDOT 337874) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score. FMCSA profile data as of Aug 16, 2026.
The carrier has no active for-hire operating authority per FMCSA L&I. FMCSA authority data as of Sep 3, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available. FMCSA insurance data as of Aug 16, 2026.
The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data. FMCSA operations data as of Sep 17, 2026.
The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Sep 17, 2026.
It reports 2 power units and 1 driver in its most recent MCS-150 filing dated Jun 29, 2009. FMCSA identity data as of Sep 3, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Sep 3, 2026.
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Frequently asked
What is STEPHEN D LIBBY's USDOT number?
STEPHEN D LIBBY's USDOT number is 337874, and its motor carrier number is MC-260018.
Is STEPHEN D LIBBY authorized to operate?
FMCSA authority data as of Sep 3, 2026. STEPHEN D LIBBY is active in the FMCSA register with common, contract, broker operating authority on file.
How big is STEPHEN D LIBBY's fleet?
STEPHEN D LIBBY operates 2 power units and 1 driver per its most recent MCS-150 filing.
Where is STEPHEN D LIBBY based?
STEPHEN D LIBBY is based in WINDHAM, ME.
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