Carrier profile · USDOT 933756 · MC-148376 · Updated Jun 13, 2026
WILLIAM T COLVIN
2 power unitsCOLLEGE PLACE, WA50/100
CARRIER INACTIVEMC-148376 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
- 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 ’13 · 8 insurers · 0 lapsesInsurer churn
beyond this history
1994200220102018now
Shorter eras are too brief to label at this scale — all 8 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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 8 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| MAXUM CASUALTY INSURANCE COMPANY | Apr 2011 → May 2013 | $750K | 1 |
| NORTHLAND INSURANCE COMPANY | Apr 2009 → Apr 2011 | $750K | 2 |
| LANCER INSURANCE COMPANY | Apr 2005 → Apr 2009 | $750K | 3 |
| GREAT WEST CASUALTY CO. | Apr 2002 → Apr 2005 | $750K | 1 |
| ATHENA ASSURANCE COMPANY | Apr 2001 → Apr 2002 | $750K | 3 |
| ASSOCIATES INSURANCE COMPANY | Apr 1998 → Apr 2001 | $750K | 3 |
| CLARENDON NATIONAL INS. CO. | Apr 1995 → Apr 1998 | $750K | 3 |
| TIG PREMIER INSURANCE CO. | Apr 1994 → Apr 1995 | $750K | 1 |