- AAA
- Aflac
- Allstate
- American Strategic Insurance
- Ameritas
- Anthem Blue Cross Blue Shield
- Assurant
- Berkshire Hathaway Homestate
- Blue Cross Blue Shield
- Celina Insurance Group
- Chubb
- Cigna
- CNA Surety
- Delta Dental
- Foremost
- GEICO
- Grinnell Mutual
- Guardian
- GuideOne
- Hagerty
- Hippo
- Humana
- Illinois Mutual
- Liberty Mutual
- Markel
- Mercury
- MetLife
- Mutual of Omaha
- National General
- North American Company
- Ohio FAIR Plan
- Openly
- Pacific Life
- Pekin
- Progressive
- RLI
- Safeco
- Tower Hill
- Transamerica
- Travelers
- United Healthcare
- USLI
- Western Reserve Group