Legendary Atlanta apartment developer John Williams, founder of Post Properties, has died.
Atlanta-based Preferred Apartment Communities Inc. (NYSE: APTS), the company Williams founded after leaving Post, said Monday in a statement, "Preferred Apartment Communities Inc. is profoundly saddened to announce the company's Co-Founder, Chairman and Chief Executive Officer, John Williams, unexpectedly passed away earlier today. The Company's Board of Directors has appointed Vice-Chairman and Chief Investment…