- Alfa
- Anthem Blue Cross Blue Shield
- Barton Mutual Group
- Bristol West
- Foremost
- Hagerty
- Hartford
- Lititz Mutual
- MetLife
- National General
- Nationwide
- Philadelphia
- Progressive
- RLI Corp.
- Safeco
- Seneca
- Starr Cos.
- Travelers
- ULLICO
- United Healthcare
- United Home
- USAssure