OREANDA-NEWS. OGX Maranhao Oil and Gas changed its name to Parnaiba Gas Natural S.A. The change marks a new company structure, which operates natural gas assets in the Parnaiba Basin. In October, ENEVA established an agreement with OGX, E.ON and the new partner Cambuhy, aiming to strengthen the financial position and the corporate structure of the former OGX Maranhao. At the end of the transaction, as approved by the Administrative Council for Economic Defense (Cade), ENEVA will hold a 18% stake, E.ON, 9%, and Cambuhy, 73%. Parnaiba Gas Natural is responsible for natural gas exploration and production in the Parnaiba Basin and provides the fuel for power generation in the ENEVA’s plants, at the Parnaiba Complex.