Trammel, Harper & Williams, Inc.
- See main office listing in Birmingham for a complete list of carriers
- American Modern Insurance Group
- American Strategic Insurance
- Auto-Owners
- Chubb
- Cincinnati Insurance Companies
- Condon Skelly
- Consumers
- Donegal
- Foremost
- GeoVera
- Grundy
- GuideOne
- Hagerty
- Hartford
- Infinity Auto
- K&K Insurance
- Kemper
- Lexington
- Lloyd's
- MetLife Auto & Home
- Mo Montgomery
- National General
- Ohio Casualty
- Old Republic Surety
- Penn Natl.
- Philadelphia
- Progressive
- PURE
- RLI Corp.
- Safeco
- State Auto
- Travelers
- Zurich