- AmTrust
- Andover Companies
- Cabrillo Coastal General Insurance Agency
- Chubb
- CNA
- CNA Surety
- Cumberland Insurance Group
- Encompass
- Farmers Mutual Fire
- FMI
- Foremost
- Guard
- Hanover
- Hartford
- Liberty Mutual
- MAPFRE
- Merchants Insurance Group
- Mercury
- Narragansett Bay
- National General
- Nationwide
- Nationwide
- Norfolk & Dedham
- Peerless
- Penn Natl.
- Philadelphia
- Plymouth Rock Assurance
- Progressive
- Selective
- The Philadelphia Contributionship
- Travelers
- United Fire Group
- US Assure
- USLI