License Plate ON PB21939 (Ontario) — Sian Logistics Inc
USDOT 4253173 · 2022 Mack Anthem
Most recently recorded carrier for this plate
Sian Logistics Inc Active
- USDOT
- 4253173
- MC
- 1648949
- Status
- Active
- Type
- Motor Carrier
- Based in
- Cambridge, ON
- Power units
- 4
- Drivers
- 8
- Inspections (24 mo)
- 28
- Crashes (24 mo)
- 2
- Vehicle OOS rate
- 40%
Carrier recorded at the latest inspection in the available records (2026-10-05). 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.
What this means
License plate ON-PB21939 appears in FMCSA inspection records 5 times. Recorded on one vehicle: VIN 1M1AN4GY4NM023807 (2022 Mack Anthem). Most recent operating carrier: Sian Logistics Inc (USDOT 4253173). Vehicle make on file: Mack (TRUCK TRACTOR). 3 out-of-service results across all inspections.
About this plate
Commercial license plate ON-PB21939 (Ontario) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2025-08-12 to 2026-10-05. The latest inspection was in Michigan, a Level III — driver and paperwork only. That is outside the plate's issuing jurisdiction (Ontario).
Vehicle on this plate
This plate is associated with a single vehicle, a 2022 Mack Anthem — VIN 1M1AN4GY4NM023807 (truck tractor).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 5 inspections on FMCSA record. The records show 3 out-of-service violations across 5 inspections. OOS breakdown: 3 vehicle. The leading violation category is Vehicle Maintenance (5), then Unsafe Driving (1). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Sian Logistics Inc (USDOT 4253173) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 5 | ⚠ High |
| Unsafe Driving | 1 | — Minor |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |