License Plate ME 5294878 (Maine) — Sigma Squared Transport Corporation
USDOT 4473629 · 2015 UNPUBLISHE Reitnouer Inc
Most recently recorded carrier for this plate
Sigma Squared Transport Corporation Active
- USDOT
- 4473629
- MC
- 1547581
- Status
- Active
- Type
- Motor Carrier
- Based in
- Sioux Falls, SD
- Power units
- 3
- Drivers
- 3
- Inspections (24 mo)
- 5
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 33.3%
Carrier recorded at the latest inspection in the available records (2026-09-23). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.This plate has also been operated by 1 other carrier (listed below).
What this means
License plate ME-5294878 appears in FMCSA inspection records 3 times. Recorded on one vehicle: VIN 1RNF53A21FR032695 (2015 UNPUBLISHE Reitnouer Inc). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Sigma Squared Transport Corporation (USDOT 4473629). Vehicle make on file: UNPUBLISHE (SEMI-TRAILER). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate ME-5294878 (Maine) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2024-09-13 to 2026-09-23. The latest inspection was in Tennessee, a Level I — full inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Maine).
Vehicle on this plate
This plate is associated with a single vehicle, a 2015 UNPUBLISHE Reitnouer Inc — VIN 1RNF53A21FR032695 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 3 inspections on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations.
Operators
2 carriers have operated vehicles under this plate (most recent first): Sigma Squared Transport Corporation (USDOT 4473629) on 2026-09-23; Green Horizons Inc (USDOT 1106798) from 2024-09-13 to 2024-09-27.