The Keystone Management Group is a fee-based property management firm specializing in the management of multi-family residential housing. Established in 1992, KMG’s portfolio has grown from 2500 to over 18,000 dwelling units and select commercial properties with locations in 315 cities in Michigan, California, Indiana, and Wisconsin. Families, elderly, and handicapped individuals are the majority of the residential population served in both subsidized and conventionally financed rental communities.