General Secretary or the BIE, Vicente Gonzalez Loscertalez and H.E.M Jose Mauricio Bustani.
Brazil submits the candidature of Sao Paulo for the World Expo 2020 on October 28, 2011.
The Ambassador of Brazil, H.E.M. Jose Mauricio Bustani, submitted the official letter of candidature signed by Dilma Vana Rousseff, the President of the Federative Republic of Brazil, to the Bureau International des Expositions, for an International Registered Exhibition to be held in the city of Sao Paulo.
The city proposed a theme of "the Power of Diversity, Harmony for Growth," from May 15, 2020 to November 14, 2020.
Sao Paulo is the largest city in Brazil. The country is preparing the 2014 World Cup and 2016 Olympic Games in Rio de Janeiro.
Izmir, Turkey and Ayutthaya, Thailand have submitted their candidature for Expo 2020 to the BIE in May this year.
Source : http://bie-paris.org/