Fiera Milano SpA is a trade fair and exhibition organiser headquartered in Milan. The firm is the most important trade fair organiser in Italy and the world's fourth largest.

Expo 2015 was a World Expo hosted by Milan, Italy. It opened on May 1 at 10:00 CEST and closed on October 31. Milan hosted an exposition for the second time; the first was the 1906 Milan International.