- American Modern Insurance Group
- Arch Insurance
- Battle Creek Mutual
- Capitol Indemnity Corporation
- CNA Surety
- Columbia
- Condon Skelly
- FirstComp
- Foremost
- GuideOne
- Hartford
- Hartford
- Hartford Steam Boiler
- Hatford
- Markel
- Mount Vernon Fire Ins.
- Nationwide
- Old Republic
- Philadelphia
- Progrossive, Scottsdale
- Transamerica
- Travelers
- USLI