- Accident Fund Insurance Company
- Affinity
- AFM
- Alliant
- American Collectors Insurance
- American Farmers & Ranchers Mutual Insurance Company
- American Modern Insurance Group
- Amerisafe
- AmTrust
- Auto-Owners
- Berkshire Hathaway
- Berkshire Hathaway GUARD
- Builders Insurance Group
- Central Insurance Companies
- Chubb
- Cincinnati Casualty Company
- Columbia
- Donegal
- EMC
- Employers
- Encompass
- FFVA Mutual
- Foremost
- Guardian
- Hagerty
- Hanover
- Hartford
- Humana
- Johnson & Johnson
- Liberty Mutual
- Philadelphia
- Principal
- Progressive
- QBE
- Selective
- Southern Trust
- Summit
- Sun Life
- The Standard
- Travelers
- United Healthcare
- Unum
- US Assure
- USLI
- Utica National Insurance Group
- Westfield Insurance