Carrier profile · USDOT 1666830 · MC-612763 · Updated Sep 6, 2026

Louis Thomas Vieira

DBA DIADEM ENTERPRISES

1 power unitSOMERSET, MA80/100
CARRIER ACTIVEMC-612763 ACTIVE
Verified linksFMCSA SAFER
Observed fleet · trailing 24 mo daily
1Power units
Self-reported · MCS-150
Trailers seen
None observed · 24 mo
Avg age (yr)
Not yet decoded
USDOT registration19 yr registered
Active for-hire
Insurance (BIPD)$1M in force
FMCSA L&I
Vehicle OOS · 24-mo
No inspections · 24 mo
Crashes · fatal
No crash record
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Owner-operator

1 power unit. Brokers price each fleet type apart.

Fleet age vs peersDecoding

Not yet decoded

Identity stabilityStable

19 yr unchanged

Same registration since 2007 — no chameleon / reincarnation signal.

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Verification summaryAuthority, insurance, safety and identity facts for LOUIS THOMAS VIEIRA.

LOUIS THOMAS VIEIRA (USDOT 1666830) has a Vektor safety score of 80/100 and a Review before loading verdict, from the carrier's FMCSA record refreshed Sep 6, 2026.

The carrier holds active contract for-hire operating authority per FMCSA L&I as of Sep 6, 2026.

It has an active BIPD insurance filing with a $1,000,000 limit in force from NATIONAL FIRE INSURANCE CO. OF HARTFORD effective Jul 17, 2007 in FMCSA L&I's current snapshot as of Sep 6, 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 Sep 6, 2026.

It reports 1 power unit and 1 driver in its most recent MCS-150 filing dated Oct 24, 2007.

It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.

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Frequently asked

What is LOUIS THOMAS VIEIRA's USDOT number?

LOUIS THOMAS VIEIRA's USDOT number is 1666830, and its motor carrier number is MC-612763.

Is LOUIS THOMAS VIEIRA authorized to operate?

As of Sep 6, 2026, LOUIS THOMAS VIEIRA is inactive in the FMCSA register with common, contract, broker operating authority on file.

How big is LOUIS THOMAS VIEIRA's fleet?

LOUIS THOMAS VIEIRA operates 1 power unit and 1 driver per its most recent MCS-150 filing.

Where is LOUIS THOMAS VIEIRA based?

LOUIS THOMAS VIEIRA is based in SOMERSET, MA.

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