- AAA
- Abacus
- Accident Fund Insurance Company
- Acuity Insurance
- American Modern Insurance Group
- Berkshire Hathaway GUARD
- Bristol West
- Chubb
- CNA
- Coface
- Conifer
- Encompass
- Farmers Mutual
- Foremost
- Frankenmuth
- Fremont Ins.
- Great Lakes Mut.
- GuideOne
- Hagerty
- K&K Insurance
- Liberty Mutual
- Markel
- Michigan Millers Mutual Insurance Company
- National General
- Nationwide
- Philadelphia
- Progressive
- Retailers Ins
- Safeco
- State Auto
- Travelers
- US Assure
- West Bend
- Wolverine Mutual