S. Martin Johnson & Associates, Ltd.
- American Collectors
- Chubb
- CNA Surety
- Farmers
- Foremost
- Hagerty
- Hanover
- Hartford
- Merchants Insurance Group
- National General
- OneBeacon
- Philadelphia
- Progressive
- RLI Corp.
- Safeco
- Travelers
- Zurich
- Charles Weinfeld, President
- Charlie Weinfeld, Jr.