Carrier profile · USDOT 502026 · MC-201798 · Updated Jun 13, 2026
The Diamond Freight System Inc
4 power unitsSAN FRANCISCO, CA50/100
CARRIER INACTIVEMC-201798 INACTIVERATED SATISFACTORYUNDELIVERABLE ADDRESS
Authority & Insurance
Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.
Operating authority· 49 CFR · per type
Operating authority
- Common
- Inactive
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD filing (census)Not recorded per census
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census
Insurance continuity· insurer · policy · lapses
$750K BIPD last filed ’16 · 3 insurers · 3 lapsesCoverage lapse
Winston Hill’90–’01
beyond this history
1990199920082017now
Shorter eras are too brief to label at this scale — all 6 insurers are named in the list below.
This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.
All 6 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| GREAT WEST CASUALTY CO. | Apr 2012 → Jun 2016 | $750K | 1 |
| WILSHIRE INSURANCE COMPANY | Aug 2011 → May 2012 | $750K | 2 |
| WILSHIRE INSURANCE COMPANY | Jan 2011 → Apr 2011 | $750K | 1 |
| WILSHIRE INSURANCE COMPANY | Apr 2006 → Jul 2006 | $750K | 1 |
| WILSHIRE INSURANCE COMPANY | Oct 2001 → May 2005 | $750K | 4 |
| WINSTON HILL ASSURANCE COMPANY LIMITED | May 1990 → Oct 2001 | $750K | 1 |