1. Uber ($68 Billion) – USA As Americans increased their spending on transportation, founders Garrett Camp and Travis Kalanick created Uber in 2009 to lower transportation costs with crowdsourcing. Their innovation has led to expansions into carpool services, helicopter transportation, and even self-driving cars. 2. Didi Chuxing ($50 Billion) – China Didi Chuxing scaled Uber’s […]