Sitdown: Ellen Prinzi of OliO City Posted on June 30, 2016 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: Ellen Prinzi, founder and CEO of OliO City, an app that helps people discover cities, sits down for a conversation with the Chicago Sun-Times, Tuesday afternoon, June 21, 2016. | Ashlee Rezin/Sun-Times 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: