- Accident Fund Insurance Company
- American Collectors Insurance
- American Modern Insurance Group
- Bristol West
- ClearPath
- CNA Surety
- ECM
- EMC
- Foremost
- Grange
- Hagerty
- Harleysville
- Jewelers Mut.
- KEMI
- Kentucky Growers
- Keystone National
- KY Growers
- Liberty Mutual
- Markel
- National General
- Philadelphia
- Progressive
- RLI Corp.
- Safeco
- State Auto
- Travelers
- United Home Ins. Co.
- West Bend
- Westfield Insurance
- Zurich