- ABC
- Accident Fund Insurance Company
- Apartment Association of Michigan
- Auto-Owners
- Berkshire Hathaway GUARD
- Chubb
- Cincinnati Insurance Companies
- Citizens
- CNA
- CNA Surety
- Employers
- Encova
- FCCI
- Foremost
- Fremont
- Hagerty
- Liberty Mutual
- Michigan Ins.
- Philadelphia
- Pioneer State Mut. Ins. Co.
- Progressive
- Safeco
- Selective
- State Auto
- TBS