M. L. Bruenn Company, Inc.
- Adirondack Insurance Exchange
- AmTrust
- Associated Mutual Insurance Cooperative
- Chubb
- Farmers Insurance
- Foremost
- Hagerty
- Hartford
- Interboro
- Kingstone
- Liberty Mutual
- Maidstone
- MetLife
- National General
- Nationwide
- New England Mutual Life
- Progressive
- Stillwater Ins. Group
- Travelers
- UPC
- US Coastal Ins.
- Utica First
- Utica National Insurance Group
- William K. Bruenn, President
- Thomas Bruenn, V.P.