- Aegis Security Insurance Company
- Aflac
- AIG Life
- American Modern Insurance Group
- Capital
- CNA Surety
- Colony
- Condon Skelly
- Encompass
- Fair Plan
- Farmers Fire Insurance Company
- FEMA
- Foremost
- Founders
- Gateway/Pennsy Underwriters
- Great American
- Hagerty
- Illinois Natl.
- Interstate Ins. Management
- J.C. Taylor
- Lifetime Financial Growth
- Mine Substance
- Mut. Benefit
- Neishloss & Fleming
- Philadelphia
- Progressive
- RLI Corp.
- Rockwood Casualty
- State Workers' Ins. Fund
- Technology
- The Philadelphia Contributionship
- Travelers
- Utica National Insurance Group
- VFIS
- Victor O. Schinnerer
- W.N. Tuscano Agency
- Willis of New Hampshire
- Windsor-Mount Joy Mutual
- Zurich