Nubank issues, administrate, processes, and transfers payments related to post-paid credit cards and equity investment in other entities. It serves clients in Brazil. The company launched its proprietary loyalty rewards program ("Nubank Rewards"), as well as a digital account ("NuConta") that is already used by more than 17 million people. Cristina Junqueira, David Velez, and Edward Wible founded EO2 Solucoes de Pagamento on May 6, 2013 that became Nubank in on June 25, 2013. It has its headquarters in São Paulo in Brazil.