Petro Rio SA

Prio S.A. functions as a holding company, primarily dedicated to the upstream sector through the exploration and extraction of crude oil and natural gas via its various subsidiaries. The company also maintains strategic investments, participating as a partner or equity holder in other ventures both within Brazil and internationally. Its portfolio encompasses significant oil and gas fields, such as Polvo, Tubarao Martelo, Frade, Wahoo, Albacora Leste, and Peregrino. Marcio Rocha Mello established the company on October 13, 2008, and its principal corporate office is situated in Rio de Janeiro, Brazil.