Greenbuild International Conference and Expo 31 January 2018 Calendar When: November 14, 2018 – November 16, 2018 all-day 2018-11-14T00:00:00-05:00 2018-11-17T00:00:00-05:00 Where: McCormick Place Chicago IL USA Contact: U.S. Green Building Council Event website Illinois Greenbuild International Conference and Expo