Carrier profile · USDOT 4401768 · MC-1727967 · Updated Sep 6, 2026

Happywork Inc

2 power unitsavg 9.9 yrLocal · 2 statesDIAMOND BAR, CA81/100
CARRIER ACTIVEMC-1727967 ACTIVE
Verified linksFMCSA SAFER

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)
2
Observed power (24 mo)
3
Trailers (towed)
7

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

9.9 yr
Average age
2025
Newest model yr
2004
Oldest model yr
50.0%
VINs decoded

Unit roster· VIN-decoded from inspections · NHTSA vPIC

VINTypeYearMakeModelInsp.Last seen
3AKJGLDV8KDJW2016View sourced platform decodeTruck-Tractor2019FREIGHTLINERCascadia5Jun 11, 2026
1UYVS25314P209003View sourced platform decodeTrailer2004UTILITY TRAILER MAUtility Trailer Manufacturer1Jun 11, 2026
3H3X452S6JT846011View sourced platform decodeTrailer2018HYTR—1May 19, 2026
3H3V532C3JR443084View sourced platform decodeTrailer2018HYUNDAI TRANSLEAD Hyundai Translead Trailers1Apr 30, 2026
LJRC46261KT020936View sourced platform decodeTrailer2019CIMC—1Apr 5, 2026
LJRC46262JT020894View sourced platform decodeTrailer2018CIMC VEHIC—1Mar 26, 2026
3AKJHHDR5KSKE4225View sourced platform decodeTruck-Tractor2019FREIGHTLINERCascadia1Dec 29, 2025
5EF2GC4034B754543View sourced platform decodeTrailer2004CHEETAH CH—1Dec 29, 2025
3AKJGLDR7HSHR5696View sourced platform decodePower unit2017FRHT—1Aug 26, 2025
1GR1P0622ST716267View sourced platform decodeTrailer2025GREAT DANE TRAILERGreat Dane Trailers1Aug 26, 2025

Showing 10 · most-inspected first.