- Accident Fund Insurance Company
- American Modern Insurance Group
- AmTrust
- Auto-Owners
- Bankers Insurance Group
- Berkshire Hathaway
- Builders Mutual Insurance
- Cabrillo Coastal General Insurance Agency
- Carolina Mutual
- Cincinnati Insurance Companies
- CNA Surety
- Donegal
- Eastern Alliance
- Employers Mut.
- Everett Cash Mutual Insurance Co.
- Foremost
- Guard Ins.
- Harford Mut.
- Hartford
- Heritage
- Keystone Insurers Grp.
- Liberty Mutual
- National General
- NC Grange Mutual
- Penn Natl.
- Philadelphia
- Progressive
- State Auto
- Stonewood
- Synergy
- Travelers
- Universal
- Universal P&C
- USLI
- West Bend
- Zenith