Carrier profile · USDOT 2114900 · MC-807519 · Updated Jun 13, 2026
TREFETHEN & CO LLC
DBA BADER AND OLSON CADOGAN TATE SEATTLE
6 power unitsLocal · 2 statesSEATTLE, WA100/100
CARRIER ACTIVEMC-807519 ACTIVE
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 6
- Observed power (24 mo)
- 3
- Trailers (towed)
- 0
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| JALE5W160G7301641 | Power unit | 2016 | ISUZU | — | 2 | Mar 6, 2026 |
| JALE5W161K7305433 | Power unit | 2019 | ISUZU | — | 2 | Nov 21, 2025 |
| JALC4W163S7023160 | Power unit | 2025 | ISUZU | — | 1 | Oct 30, 2025 |
Showing 3 · most-inspected first.