- AAA
- Accident Fund Insurance Company
- Aegis
- American Modern Insurance Group
- Amerisure
- Auto-Owners
- BCBS
- Bristol West
- CNA
- Conifer Ins.
- Foremost
- Hagerty
- Hanover
- Hartford
- Hastings Mutual
- Liberty Mutual
- Michigan Insurance
- Nationwide
- Philadelphia
- Physicians Health Plan
- Progressive
- RTW
- Safeco
- Travelers
- West Bend
- Wolverine Mutual