Sao Paulo, January 22, 2013 -- Oi S.A. ("Oi) announced today that it has appointed Mr. José Mauro Mettrau Carneiro da Cunha as the new CEO, replacing Mr. Francisco Tosta Valim Filho, who has left the firm. Mr. Cunha had served as Oi's Chairman of the Board and will be replaced by Mr. José Augusto da Gama Figueira in the chairman role.
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