David Schuppler & Associates
- Acstar
- Acuity Insurance
- Allstate
- Anthem Blue Cross Blue Shield
- Auto-Owners
- CNA Surety
- Encompass
- Foremost
- Hagerty
- Humana
- INSCO Dico
- Liberty Mutual
- Old Republic
- Pennsylvania Lumbermens Mutual
- Philadelphia
- Progressive
- Safeco
- Sheboygan Falls Mutual
- Starmark
- Travelers
- United Healthcare
- WPS Health
- David Schuppler, President