Related Companies today announced the purchase of the development site for South Flagler House, located along the Gold Coast in West Palm Beach, Florida, from global real estate development firm Hines and Palm Beach-based real estate investment firm Frisbie Group. The deal, which closed today, is an exciting milestone for South Flagler House, which will offer an unparalleled luxury residential experience in the Palm Beaches. Related Companies will lead the development of the project which will continue their longstanding partnership with the globally renowned architecture firm, Robert A.M.