- Alfa
- American Modern Insurance Group
- Anthem Blue Cross Blue Shield
- Arlington/Roe
- Auto-Owners
- Cincinnati Insurance Companies
- Dental Care Plus
- Donegal
- ECM
- Encompass
- Grange
- Grinnell Mutual
- Grundy
- Hagerty
- Indiana Farmers Insurance
- JM Wilson
- Mennonite Mut.
- National General
- Philadelphia
- Progressive
- Safeco
- Secura
- Selective
- Travelers
- United Healthcare
- Universal P&C
- West Bend
- Western Reserve Group
- Westfield Insurance