- AmTrust
- Auto-Owners
- Badger Mutual Insurance Company
- BCBS
- Chubb
- CWG
- Encompass
- Foremost
- Hanover
- Hartford
- HealthPartners
- Liberty Mut.
- Medica
- MetLife
- Philadelphia
- Preferred One
- Progressive
- Safeco
- SFM
- Travelers
- West Bend
- Western Natl.
- Auto-Owners
- BCBS
- Cincinnati Insurance Companies
- CNA
- Great West
- Grinnell Mutual
- Health Partners
- MetLife Auto & Home
- QBE
- Travelers
- United Fire Group
- Westfield Insurance