Leonardo Halfen Email & Phone Number

Rio De Janeiro, Brazil.

• Manage and oversee operations of the Petrography Laboratory, including sample control, lamination services, and quality assurance procedures;• Actively participate in multiple research projects focused on reservoir exploration within prominent Brazilian sedimentary basins;• Leverage expertise in geological analysis to contribute valuable insights and data-driven recommendations, fostering successful project outcomes;• Collaborate with interdisciplinary teams to integrate geological findings with geophysical data, enhancing reservoir modeling accuracy and predictive capabilities;• Prepare comprehensive technical reports encompassing qualitative and quantitative descriptions, fostering an in-depth understanding of geological formations;• Conduct meticulous petrographic analyses, evaluating reservoir quality, diagenesis, and sedimentology of diverse rock types such as siliciclastic, carbonate, hybrid, and evaporitic rocks;• Lead facies analysis and stratigraphic correlation efforts, contributing to accurate geological interpretations and reservoir characterization;• Skillfully perform petrophysical and well log correlations, collaborating cross-functionally to optimize resource evaluation and exploration strategies;• Author precise and detailed core descriptions, enhancing the geological database and aiding in the development of informed reservoir management decisions.

Rio De Janeiro, Brazil

• Spearheaded the petrographic analysis of complex siliciclastic and carbonate reservoirs, resulting in accurate reservoir characterization and optimized production strategies;• Collaborated with cross-functional teams to integrate well-log data and petrographic insights, enhancing reservoir modeling accuracy and predictive capabilities;• Played a pivotal role in stratigraphic studies, contributing to the identification of depositional environments and reservoir heterogeneity;• Utilized cutting-edge scanning electron microscopy techniques to unveil microscale reservoir features, elevating the precision of petrographic analyses;• Led the assessment of carbonate pre-salt reservoirs, providing critical input for strategic decision-making and exploration prioritization;• Proficient in detailed thin section descriptions of diverse rock types;• Skilled in scanning electron microscopy for precise petrographic characterization;• Experienced in well-log interpretation and petrophysical assessments;• Expertise in utilizing geological studies to enhance reservoir understanding;• Strong ability to assess reservoir quality in both clastic and carbonate settings;• Effective teamwork and integration of insights for holistic geological evaluations.

Porto Alegre, Brazil

Undergraduate Scientific Scholarship of Integrated Geological Study of the Mucuri Formation in the Espírito Santo Basin (BP - Shell do Brasil Project)• Conducted precise assessment of reservoir quality, specializing in the Mucuri Member of the Espirito Santo Basin;• Performed in-depth petrographic examinations to gain insights into rock composition and characteristics, contributing to precise reservoir characterization;• Led an interdisciplinary research initiative, integrating seismic data, stratigraphy (including core descriptions and facies analysis), petrographic evaluation, and geochemistry;• Applied advanced petrographic methodologies to unveil crucial reservoir attributes, enhancing comprehension of depositional environments and diagenetic processes;• Collaborated extensively with cross-functional teams, encompassing geophysicists, geochemists, and engineers, to formulate comprehensive reservoir models;• Contributed to the project "Modelos Diagenéticos Integrados de Reservatórios Turbidíticos das Bacias Marginais Brasileiras," furthering insight into diagenetic evolution in Brazilian marginal basin turbidite reservoirs;• Effectively amalgamated seismic, stratigraphic, petrographic, and geochemical data to enhance reservoir characterization of the Mucuri Member;• Leveraged petrographic insights to identify diagenetic patterns, facilitating heightened accuracy in reservoir modeling and production enhancement;• Played a pivotal role in shaping integrated diagenetic reservoir models for turbiditic reservoirs within Brazilian marginal basins;• Fostered interdisciplinary collaboration essential for a comprehensive comprehension of reservoir dynamics and potential.

Master'S Degree, Petroleum Engineering

Specialization, Seismic Specialization (Lato Sensu), A

Activities and Societies: Curso de Extensão - Análise de Bacias da Margem Equatorial (latu sensu)Seismic Stratighapy F-3 Block Offshore.

Bachelor, Geology

A gênese de argilominerais diagenéticos e seu impacto sobre a porosidade de arenitos do Pré-Sal (Aptiano) da Bacia do Espirito Santo

Geofísica, Geophysics And Seismology