Algar Telecom S/A

Founded 1954 in Uberlândia, Minas Gerais; the fifth-largest Brazilian telecom operator, present in 350+ cities across 16 states plus the Federal District, offering fiber FTTH, mobile (3G/4G/5G), TV and enterprise/IT services. Privately held by Grupo Algar, with a 25% stake sold to a Singapore sovereign wealth fund in 2017.