Aziz Ben Ammar

Óleo e Gás Participações SA engages in the exploration and production of oil and natural gas. It deals with refining and marketing of natural gas, transportation of petroleum and exploration as well as distribution of oil and natural gas. The company was founded on April 10, 2006 and is headquartered in Rio de Janeiro, Brazil.

CCX Carvão da Colômbia SA engages in coal mining activities. It includes mining project, exploratory campaign, open pit, underground mining, railroad, and port. The company was founded on April 10, 2006 and is headquartered in Rio de Janeiro, Brazil.

Prumo Logística SA engages in the provision of infrastructure and logistics services. Its activities include storing, transporting and shipping iron ore, general third-party cargo, solid bulk (ore, agricultural and processed) and liquid bulk and leasing out its landside yard. It operates through the following segments: Yard Management (T-Lease), T-Oil, and Others. The T-Lease segment concerns the assignment of real surface rights over the landside years of the Industrial Complex of Açu Superport for several industrial ventures, including the installation of thermal power plants, cement factories, shipbuilding plant, car plants and an oil treatment facility. The T-Oil segment refers to the provision of liquid cargo transportation logistics services, the operation and exploration of terminal T1, transshipment of liquid cargo, not limited to crude oil and derived products, operation and exploration of the logistics patio and oil treatment facility for the purpose of storage, treatment, processing, blending, and enrichment of oil. The Other segment refers to companies that are not operating. The company was founded on March 1, 2007 and is headquartered in Glória, Brazil.