- Auto-Owners
- BCBS
- Berkley One
- CNA Surety
- Continental Western Insurance Company
- Crow River Mut.
- Dairyland
- Foremost
- Genworth
- Harleysville
- Has San Lake Mut.
- Medica
- MN Fair Plan
- North Star Mutual Insurance Company
- Owners Ins.
- Progressive
- RAM Mut.
- SFM Mut.
- Sumter Mut.
- United of Omaha
- Western Surety Co.