Created in 2015 (United States), UNLEASH. DEVELOP. DISRUPT. CITI MOBILE CHALLENGE own 96 sister brands and 1213 competing brands. UNLEASH. DEVELOP. DISRUPT. CITI MOBILE CHALLENGE is a brand of Citigroup Inc, listed on the stock exchange of New York. The sector of UNLEASH. DEVELOP. DISRUPT. CITI MOBILE CHALLENGE is Banks.