Fleet typeIdentity
Unclassified
Fleet signal still resolving
Carrier profile · USDOT 4213567 · Updated Aug 16, 2026
Flagstone Construction LLC
0 power unitsTRUMBULL, CT50/100
AUTHORITY STATUS UNKNOWNHAZMAT
Observed fleet · trailing 24 mo daily
0Power 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 · FMCSA snapshot · Aug 16, 2026
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
In good standing · 0
Nothing flagged.
USDOT registration22 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
—
Not yet decoded
Identity stabilityStable
2 yr unchanged
Same registration since 2024 — no chameleon / reincarnation signal.
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Verification summary
FLAGSTONE CONSTRUCTION LLC (USDOT 4213567) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Aug 16, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Aug 16, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available 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 refreshed Aug 16, 2026.
It reports 0 power units and 1 driver in its most recent MCS-150 filing dated Mar 21, 2024.
It has no FMCSA-assigned safety rating in the federal record refreshed Aug 16, 2026.
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Frequently asked
What is FLAGSTONE CONSTRUCTION LLC's USDOT number?
FLAGSTONE CONSTRUCTION LLC's USDOT number is 4213567.
Is FLAGSTONE CONSTRUCTION LLC authorized to operate?
As of Aug 16, 2026, FLAGSTONE CONSTRUCTION LLC is active in the FMCSA register.
How big is FLAGSTONE CONSTRUCTION LLC's fleet?
FLAGSTONE CONSTRUCTION LLC operates 0 power units and 1 driver per its most recent MCS-150 filing.
Where is FLAGSTONE CONSTRUCTION LLC based?
FLAGSTONE CONSTRUCTION LLC is based in TRUMBULL, CT.
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