- Aegis
- AIC
- American Collectors
- American Modern Insurance Group
- American Strategic Insurance
- AmTrust
- Assurant
- Brethren Mutual
- Brick Street Mutual (Encova)
- Cincinnati Insurance Companies
- Donegal
- Eastern Alliance
- Encova
- Farmers Fire Insurance Company
- Gerber Life
- Grand River
- Hagerty
- Key Risk
- Lackawanna
- Liberty Mutual
- Lititz Mutual
- Millers Mutual
- Nationwide
- Penn Natl.
- Philadelphia
- Progressive
- Safeco
- Selective
- Travelers
- Tuscano
- Tuscarora Wayne
- UPMC Health Plan
- Utica National Insurance Group
- Westfield Insurance
- Christopher Gebhard, Pres.