* Conference Call 1Q12 Reduction of 1.8% in consumption compared to 1Q11, mainly influenced by the residential class, due to lower temperature in the quarter and in the change…

The Power of Information: Rating and Disclosing Building Energy Performance Alexandra Sullivan US EPA, ENERGY STAR December 2, 2009 Agenda ENERGY STAR Ratings Objective Characteristics…

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* Conference Call 1Q12 Reduction of 1.8% in consumption compared to 1Q11, mainly influenced by the residential class, due to lower temperature in the quarter and in the change…

* Conference Call 2Q12 * Highlights Consumption growth of 1.5% compared to 2Q11, mainly driven by the commercial class with a consumption increase of 8.4%; On June/12, non-technical…

Conference Call 4º Quarter of 2012 1 Highlights 24.5% increase in Net Revenue (without construction revenue) reaching R$ 1,963.6 million in the 4Q12 and R$ 6,943.1 million…

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Conference Call 1st Quarter 2013 1 Highlights 6.9% increase in Net Revenue (without construction revenue) reaching R$ 1,883.1 million in the 1Q13; R$ 355,1 million EBITDA…

Conference Call 2nd Quarter 2013 1 Highlights 2.6% increase in Net Revenue (without construction revenue) reaching R$ 1,670.9 million in the 2Q13; EBITDA of R$ 277.9 million…