- Accident Fund Insurance Company
- Arlington/Roe
- Auto-Owners
- BCBS
- Berkshire Hathaway
- Burns & Wilcox
- Central Insurance
- CNA Surety
- Condon Skelly
- FIGO
- Foremost
- Fremont
- Grange
- Hagerty
- Hanover
- HAP
- Hartford
- Hastings Mut.
- Illinois Casualty
- JM Wilson
- Michigan Basic Prop.
- Priority Health
- Progressive
- Selective
- United Healthcare
- UPC
- USG
- Vacant Express
- Voya
- West Bend
- Zurich