- American Modern Insurance Group
- Andover Companies
- Bunker Hill Insurance
- Concord Group Insurance
- Foremost
- Hanover
- Hartord
- Liberty Mutual
- MAPFRE
- Merchants Insurance Group
- MPIUA
- NGM/Main St. America
- Philadelphia
- Plymouth Rock Assurance
- Preferred Mutual
- Quincy Mutual Group
- Safeco
- Safety
- Travelers