Carrier profile · USDOT 475192 · MC-216775 · Updated Jun 13, 2026
BLACK DIAMOND EXPRESS INC
DBA S & G TRANSPORTATION
12 power unitsSPRING VALLEY, CA50/100
CARRIER INACTIVEMC-216775 INACTIVE
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
- Inactive
- Broker
- Inactive
Insurance & bonds
BIPD / liabilityNo active filing in current snapshot
Cargo filing (census)Not recorded per census
Surety bond (census)Recorded per census
Insurance continuity· insurer · policy · lapses
$750K BIPD last filed ’93 · 4 insurers · 0 lapsesInsurer churn
beyond this history
1991200020092018now
Shorter eras are too brief to label at this scale — all 4 insurers are named in the list below.
No active BIPD filing in FMCSA's current snapshot.
All 4 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| UNITED NATIONAL INSURANCE COMPANY | Nov 1992 → Mar 1993 | $750K | 1 |
| ATLANTIC & PACIFIC INTERNATIONAL ASSURANCE | Sep 1992 → Dec 1992 | $750K | 1 |
| GOLDEN EAGLE INSURANCE CO. | Aug 1992 → Oct 1992 | $750K | 1 |
| WILSHIRE INSURANCE COMPANY | Oct 1991 → Sep 1992 | $750K | 1 |