Mather & Pitts Insurance, part of Optisure Risk Partners
- Andover Companies
- Brotherhood Mutual Insurance Company
- Bunker Hill Insurance
- Chubb
- Dairyland
- Farmers Insurance
- Foremost
- GuideOne
- Hagerty
- Hartford
- Liberty Mutual
- Main St. America
- MAPFRE
- MiddleOak
- NLC
- Peerless
- Plymouth Rock Assurance
- Progressive
- QBE
- Quincy Mutual Group
- Safeco
- Travelers
- Utica
- Timothy S. Csere, Managing Dir.