- American Modern Insurance Group
- CNA
- Fireman's Fund
- Foremost
- Hanover
- Hartford
- Norfolk & Dedham
- One Beacon Ins.
- Peerless
- Philadelphia
- Pilgrim
- Preferred Mutual
- Quincy Mutual Group
- Safety Ins.
- Selective
- The Tower Grp.
- Travelers
- Vermont Mutual Insurance Group
- Zurich