- AAA
- Aegis
- Aetna
- Allstate
- American Modern Insurance Group
- Ameritas
- Anthem Blue Cross Blue Shield
- Assurant Specialty Property
- Celina Insurance Group
- Cigna
- Dairyland
- Employers
- Farmers & Mechanics
- Farmers Mutual
- Foremost
- Hartford
- HealthPlan
- Highmark BC/BS
- Humana
- Lasso Health
- Liberty Mutual
- Manhattan Life
- MetLife
- Municipal Mut. of WV
- Mutual of Omaha
- National General
- Nationwide
- PHFM
- Progressive
- Safeco
- State Auto
- United Healthcare
- Westfield Insurance
- WV National Ins. Co