Carrier profile · USDOT 1587579 · MC-586517 · Updated Aug 20, 2026
William Brown
DBA W-W AUTO SERVICE
2 power unitsDETROIT, MI50/100
CARRIER INACTIVEMC-586517 INACTIVEHAZMAT
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 ’18 · 4 insurers · 1 lapseCoverage lapse
beyond this history
2006201120162021now
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This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here.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 |
|---|---|---|---|
| AMGUARD INSURANCE COMPANY | Nov 2017 → Jun 2018 | $750K | 3 |
| PLAZA INSURANCE COMPANY | Dec 2016 → Nov 2017 | $750K | 1 |
| GRANGE INSURANCE COMPANY OF MICHIGAN | Jul 2014 → Dec 2016 | $750K | 1 |
| PROGRESSIVE MICHIGAN INSURANCE COMPANY | Mar 2014 → Jul 2014 | $750K | 1 |
| PLAZA INSURANCE COMPANY | Dec 2012 → Mar 2014 | $750K | 3 |
| PROGRESSIVE MICHIGAN INSURANCE COMPANY | Dec 2006 → Feb 2009 | $750K | 2 |