London And Rio De Janeiro

GREENWICH, Connecticut, HOUSTON, LONDON and RIO DE JANEIRO, May 3, 2010 - First Reserve Corporation, the world's leading private equity firm in the energy industry, today announced that its First Reserve Fund XII has provided an equity commitment of up to US $500 million to Barra Energia Petroleo e Gas ("Barra Energia"), a newly established independent exploration and production firm led by Brazilian energy industry experts, Joao Carlos de Luca, Executive Chairman, and Renato Tadeu Bertani, Chief Executive Officer.