Vivo (telecommunications) region Vivo owns the following brands: Vivo (telecommunications) Vivo (, Portuguese for "alive"), is a brand of Telefônica Brasil, the largest telecommunications company in Brazil. It is headquartered both in São Paulo and Rio de Janeiro. The company was originally formed as part of Telebrás, the state-owned telecom monopoly at the time. In 1998, Telebrás was demerged and privatized. Telefónica bought Telesp, the São Paulo division, and rebranded it to Telefónica. On 15 April 2012, all Telefonica services were rebranded again to Vivo, using the same strategy of unifying all its services in a unique brand, like Movistar (Hispanic America
Monopoly Nassau and Suffolk counties of New York, and the Rockaway Peninsula in Queens. The Comcast Corporation is the largest mass media and communications company in the world by revenue. It is the largest cable company and home Internet service provider in the United States, and the nation's third largest home telephone service provider. Comcast has a monopoly in Boston, Philadelphia, and many other small towns across the US. The United Aircraft and Transport Corporation was an aircraft manufacturer holding company that was forced to divest itself of airlines in 1934. Iarnród Éireann, the Irish Railway authority, is a current monopoly