- AIG
- Allstate
- American Risk Insurance (ARI)
- American Strategic Insurance
- Appalachian Underwriters
- Atlas General
- Burns & Wilcox
- Chubb
- Chubb Lloyds
- Citizens
- Colonial Lloyds
- Columbia Lloyds
- Delta General
- Encompass
- Fidelity
- Foremost
- GeoVera
- Hartford
- Homeguard
- Hull & Co.
- Imperial Fire
- Kemper
- Lexington
- Lincoln General Insurance Company
- Lloyd's
- Lloyd's
- MetLife
- National Lloyds
- Pacific Specialty
- Safeco
- South & Western
- Stonington
- Tapco
- Travelers
- TX Fair Plan
- TX United
- Universal
- USF&G
- Voyager