- Aetna
- Allstate
- American Strategic Insurance
- Anthem Blue Cross Blue Shield
- Berkley One
- Berkshire Hathaway GUARD
- Berkshire Hathaway Homestate
- Cigna
- CNA
- CNA Surety
- Dairyland
- Electric Ins.
- Employers
- FCCI
- Foremost
- Grinnell Mutual
- Hartford
- Illinois Mut.
- Liberty Mut.
- Lincoln Financial Group
- Missouri Empl. Mut.
- Mutual of Omaha
- National General
- Nationwide
- Next
- Principal Financial Group
- Progressive
- QBE
- Safeco
- Secura
- State Auto
- Stillwater
- Travelers
- United Healthcare
- US Assure
- Dean Branson, General Manager
- Conor Branson