Company allegedly hacked as reported by Rook ransomware with details: KMG Prestige specializes in the management of multi-family residential housing. Established in 1992, KMG’s portfolio has grown from 2500 to over 20,000 dwelling units and select commercial properties with locations in 315 cities in Michigan, California, Illinois, Indiana, Ohio and Wisconsin. We serve families, elderly, and handicapped individuals in our subsidized and market rate rental communities.