OREANDA-NEWS. September 2, 2011. HRT Participaзхes em Petrуleo S.A. (the “Company” or “HRT”) (BM&FBOVESPA: HRTP3, TSX-V: HRP), announces that, Mr. Eduardo de Freitas Teixeira, who has been collaborating with the Company since its foundation, willing to concentrate his efforts on the Board of Directors and advising the CEO, decided to resign the CFO title.

As a result, at the Board of Directors` meeting held on August 31, 2011, Mr. Lourenзo Bastos-Tigre was appointed the Company`s CFO from September 12, 2011. Mr. Lourenзo Bastos-Tigre will replace Mr. Eduardo de Freitas Teixeira.

Lourenзo Bastos-Tigre holds a Bachelor’s degree in Economics and a Master`s degree in Financial Engineering, both from Pontifнcia Universidade Catуlica, Rio de Janeiro. He started his career at Dreyfus Brascan Asset Management, in 1998, and since then has been working on several functions in the financial area, including Head Portfolio Manager at the Santander Banespa Group, partner of Gбvea Investimentos and Mauб Investimentos, Portfolio Manager at Tudor Investment and partner of Galileo Capital.