- AIG
- Allstate
- American Modern Insurance Group
- Anthem Blue Cross Blue Shield
- Banner Life
- BTIS
- Cincinnati Insurance Companies
- Foremost
- Hartford
- Kaiser Permanente
- Liberty Mutual
- Mid-America Risk Managers
- Mutual of Omaha
- Nationwide
- Pinnacol Assurance
- Progressive
- Prudential
- Safeco
- Secura
- Transamerica
- Travelers