Carrier profile · USDOT 283952 · Updated Jun 13, 2026
C S WO & SONS LLC
13 power unitsLocal · 1 statesHONOLULU, HI100/100
AUTHORITY STATUS UNKNOWN
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 702 S BERETANIA ST, HONOLULU, HI, 96813
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (808) 543-5310
- accounting@cswo.com
- Web domain
- cswo.com
Registration
- Officers
- Robert W Wo, Damian Pherigo · Edmund Nakano
- USDOT / docket
- 283952
- First registered
- Dec 18, 1986
- Last MCS-150
- Aug 13, 2024 · 160,000 mi (2023)
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.