HomeStar Insurance Services
- AAA
- Aetna
- Allstate
- American Modern Insurance Group
- American Strategic Insurance
- Berkley One
- Blue Cross Blue Shield
- Central Illinois Mutual
- Chubb
- CNA Surety
- Continental Western Group
- Dearborn National
- Delta Dental
- EyeMed
- Foremost
- Founders
- Grange
- Grinnell Mutual
- Guardian
- Hanover
- Harleysville
- Hartford
- Health Alliance
- Humana
- Kansas City Life
- Kemper
- Madison Mutual
- MetLife
- Midwest Ins.
- Nationwide
- Principal
- Progressive
- Reliance Standard
- RLI Corp.
- Safeco
- State Auto
- Sun Life
- The Standard
- Travelers
- United Healthcare
- Universal P&C
- VSP
- Brian Stauffenberg, President
- Josh Stauffenberg