- American Modern Insurance Group
- Auto-Owners
- BCBS
- Berkley Classics
- CNA Surety
- Dairyland
- Delta Dental
- EMC
- Erickson-Larsen
- Health Partners
- K&K
- McPherson Minn Lake Mut.
- Medica
- Mid-State Mut.
- North Star Mutual Insurance Company
- Progressive
- RAM Mutual
- Reliance Std.
- RPS
- SFM
- State Auto
- Superior Point