Description Keystone Insurers Group is a franchisor of insurance agencies operating primarily in Pennsylvania, as well as in Indiana, North Carolina, Ohio, and Virginia. Its network of offices sells personal automobile and homeowners policies as well as a variety of commercial products, life insurance, annuities, and mutual funds. The group has established specialty programs for industries including transportation, fuel oil dealers, and multifamily residential owners. More than 100 carriers are represented by the organization. Keystone Insurers Group was founded by a group of independent agencies in 1983.