Profile
Guilherme de Oliveira Estrella served as Chairman of the Instituto Brasileiro de Petróleo, Gás e Biocombustíveis.
He was also a Director at Petrobras Energia Participaciones SA, and held director positions at the American Association of Petroleum Geologists, Brazilian Petroleum Institute, and Brazilian Paleontology Society.
Estrella was the Chief Exploration & Production Officer at Petróleo Brasileiro SA and President of Commit Gás SA. He was previously the Exploration Manager at Braspetro and Vice President-National at the Brazilian Geological Society.
Estrella earned an undergraduate degree from the Federal University of Rio de Janeiro in 1964.
Former positions of Guilherme de Oliveira Estrella
| Companies | Position | End |
|---|---|---|
| PETROBRAS | Corporate Officer/Principal | 2012-02-09 |
Petrobras Energia Participaciones SA
 Petrobras Energia Participaciones SA Oil & Gas ProductionEnergy Minerals Petrobras Energia Participaciones SA engages in the exploration, production, and refining of oil and gas, as well as in the generation, transmission, and distribution of electricity. The company also produces petrochemicals, as well as markets and transports hydrocarbons. It conducts its oil and gas exploration and production operations in Argentina, Venezuela, Peru, Bolivia, and Ecuador. The company processes crude oil production in Argentina. Petrobras Energia produces various petrochemical products, including styrene, polystyrene, synthetic rubber, fertilizers, and polypropylene in Argentina and Brazil. The company also generates, transmits, and distributes electricity in Argentina. In addition, it provides oil, gas, and liquefied petroleum gas brokerage services to producing companies. | Director/Board Member | 2009-11-10 |
| Braspetro | Corporate Officer/Principal | 1977-12-31 |
| Instituto Brasileiro de Petróleo, Gás e Biocombustíveis | Chairman | - |
| Brazilian Petroleum Institute | Director/Board Member | - |
Training of Guilherme de Oliveira Estrella
| Federal University of Rio de Janeiro | Undergraduate Degree |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| PETROBRAS | Energy Minerals |
| Private companies | 8 |
|---|---|
Petrobras Energia Participaciones SA
Petrobras Energia Participaciones SA Oil & Gas ProductionEnergy Minerals Petrobras Energia Participaciones SA engages in the exploration, production, and refining of oil and gas, as well as in the generation, transmission, and distribution of electricity. The company also produces petrochemicals, as well as markets and transports hydrocarbons. It conducts its oil and gas exploration and production operations in Argentina, Venezuela, Peru, Bolivia, and Ecuador. The company processes crude oil production in Argentina. Petrobras Energia produces various petrochemical products, including styrene, polystyrene, synthetic rubber, fertilizers, and polypropylene in Argentina and Brazil. The company also generates, transmits, and distributes electricity in Argentina. In addition, it provides oil, gas, and liquefied petroleum gas brokerage services to producing companies. | Energy Minerals |
Commit Gás SA
 Commit Gás SA Gas DistributorsUtilities Commit Gás SA engages in distribution of natural gas. The company was founded on April 29, 1976 and is headquartered in Rio de Janeiro, Brazil. | Utilities |
| American Association of Petroleum Geologists | |
| Brazilian Petroleum Institute | |
| Instituto Brasileiro de Petróleo, Gás e Biocombustíveis | |
| Braspetro | |
| Brazilian Geological Society | |
| Brazilian Paleontology Society |
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