Butler & Messier Insurance
- AIG
- Andover Companies
- Beacon Mutual
- EMC
- Encompass
- GeoVera
- Hanover
- Hingham Grp.
- Main St. America Grp.
- MAPFRE
- Mass Property
- Merchants Insurance Group
- MetLife
- MPIUA
- National Flood Insurance Program (NFIP) / FEMA
- National General
- Nationwide
- New London County Mutual
- Peerless
- Phenix Mut.
- Progressive
- Providence Mut.
- RIJRA
- Selective
- Stillwater Ins. Group
- Travelers
- Union Mut.
- UPC