- AmTrust
- Andover Companies
- Berkshire Hathaway GUARD
- Cabrillo Coastal General Insurance Agency
- Chubb
- CNA
- Cumberland Mutual
- Encompass
- Foremost
- Franklin Mutual
- GEICO
- Great Bay Insurance
- Hanover
- Hartford
- Kingstone
- Mercury
- Narragansett Bay
- National General
- Nationwide
- Norfolk & Dedham
- Penn National
- Plymouth Rock Assurance
- Preferred Mutual
- Progressive
- Pure
- Safeco
- Selective
- ShoreOne
- Stillwater Ins. Group
- The Philadelphia Contributionship
- Travelers
- USLI
- Utica National Insurance Group
- Vault
- Wright Flood
- Zurich
- Frank MacCormack
- Douglas MacCormack