- Allied Insurance Group
- Anthem
- Assurant Health
- Auto-Owners
- Celina Insurance Group
- Farmers Mutual Hail Insurance Company of Iowa
- Foremost
- Geneva
- Grinnell Mutual
- GuideOne
- Hartford
- Hastings Mut.
- Indiana Ins.
- MetLife
- Pekin Ins.
- Progressive
- Rain & Hail Ins.
- Safeco
- Sagamore
- State Auto
- Unitrin Specialty
- Victoria Ins.
- Viking
- Westfield Insurance
