Carrier profile · USDOT 46713 · MC-827940 · Updated Jul 29, 2026
DIAMOND TRANSPORTATION SYSTEM INC
59 power unitsavg 11.9 yrNational · 25 statesRACINE, WI70/100
BROKER AUTHORITY ACTIVEMC-827940 BROKER ACTIVERATED SATISFACTORYHAZMAT
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
- 5021 21ST ST, RACINE, WI, 53406-5086
- Mailing address
- 5021 21ST STREET, RACINE, WI, 53406
- Operation
- Interstate· Hazmat
Contact
- Phone
- (262) 554-5400
- Fax
- (262) 554-4030
- Web domain
- diamondtrans.net
Registration
- Officer
- R. Jon Coca
- USDOT / docket
- 46713 · MC-827940
- First registered
- Jun 1, 1974
- Last MCS-150
- Mar 6, 2025 · 3,234,965 mi (2022)
- FMCSA safety rating
- Satisfactory · Jul 20, 1994
- D-U-N-S
- 7821929
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.