Carrier profile · USDOT 403050 · MC-240832 · Updated Sep 6, 2026
William H Mau Inc
1 power unitEATON, CO50/100
CARRIER INACTIVEMC-240832 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
- 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 ’08 · 7 insurers · 1 lapseCoverage lapse
beyond this history
1993200220112020now
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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 |
|---|---|---|---|
| CANAL INSURANCE CO. | Dec 2006 → Apr 2008 | $750K | 5 |
| LINCOLN GENERAL INSURANCE COMPANY | Dec 2002 → Nov 2006 | $750K | 5 |
| INSURANCE CORPORATION OF HANNOVER | Dec 2001 → Dec 2002 | $750K | 2 |
| CLARENDON NATIONAL INS. CO. | Oct 1999 → Jan 2002 | $750K | 2 |
| UNITED SOUTHERN ASSURANCE CO. | Sep 1997 → Sep 1997 | $750K | 1 |
| ACCELERATION NATIONAL INSURANCE CO. | Sep 1997 → Oct 1999 | $750K | 2 |
| UNITED SOUTHERN ASSURANCE CO. | Dec 1994 → Sep 1997 | $750K | 1 |
| GREAT WEST CASUALTY CO. | Dec 1993 → Jan 1995 | $750K | 1 |