- American Modern Insurance Group
- Arbella Insurance Group
- Chubb
- Concord Group Insurance
- Encompass
- Fireman's Fund
- Foremost
- Guard
- Harleysville
- Hartford
- Merchants Insurance Group
- Narragansett Bay
- NGM
- Norfolk & Dedham
- Patrons Group
- Peerless
- Pilgrim
- Plymouth Rock Assurance
- Preferred Mutual
- Providence Mutual
- Safeco
- Safety
- Tower Group
- Travelers
- Utica First
- Zurich