Brook Insurance Associates, LLC
- Allstate
- American European
- American Modern Insurance Group
- BCBS
- Beacon Mutual
- Berkshire Hathaway GUARD
- Cabrillo Coastal General Insurance Agency
- Chubb
- CNA
- CNA Surety
- Foremost
- Hagerty
- Hartford
- Liberty Mutual
- Main St. America
- MAPFRE
- Narragansett Bay
- National General
- Nationwide
- Palomar
- Progressive
- Safeco
- Stillwater
- Travelers
- TypTap
- United Healthcare
- Zurich