- Accident Fund Insurance Company
- Acuity Insurance
- Auto-Owners
- BCBS of MI
- Cincinnati Insurance Companies
- CNA Surety
- Conifer
- Foremost
- Fremont
- Grand River/Benchmark
- Hagerty
- Hanover
- Michigan Ins.
- Priority Health
- Progressive
- Safeco
- Secura
- United Healthcare
- Unum
- West Bend