- AIC
- Allstate
- Anthem Blue Cross Blue Shield
- Berkshire Hathaway GUARD
- Builders Mutual Insurance
- Chubb
- Donegal
- Employers
- Encompass
- Grange
- Hagerty
- Hanover
- Main St. America
- National General
- Nationwide
- Northern Neck
- Peninsula
- Philadelphia
- Progressive
- Safeco
- State Auto
- Travelers
- Utica National Insurance Group
- W. R. Berkley Corporation