- Allstate
- American Collectors Insurance
- Auto-Owners
- Berkshire Hathaway GUARD
- Bridgefield Casualty
- Builders
- Canal
- Columbia Insurance Group
- Donegal
- Foremost
- Infinity
- Kemper
- Liberty Mutual
- National General
- National Indemnity
- Nationwide
- Progressive
- Safeco
- Southern Insurance Underwriters
- Southern Trust
- Travelers
- Zurich