YPF阿根廷石油 YPF

Manuel Adorni Current position: Director of the Board. Other directorships: None. Experience: From 2016 to 2023, he worked as journalist and as economic columnist on several national scope radio and television programs and websites. From 2023 to 2024, he served as Deputy Secretary of Communications of the Presidency of Argentina. Between 2024 and 2025, he served as Secretary of Communication and Media in the Office of the Presidency of Argentina. Since November 2025, he has served as Chief of the Cabinet of the Office of the Presidency of Argentina. Education: He is a certified public accountant and has a postgraduate diploma in higher education from Universidad Argentina de la Empresa (UADE). He holds a bachelor's degree in economics from Universidad de La Plata (thesis pending).

Guillermo Jose Garat Current position: Corporate Affairs, Communication and Marketing Vice President of YPF S.A. Other current activities: Director and Chairman of the board of YPF Digital and Vice President of Fundacion YPF. Experience: He worked at the daily business newspaper El Cronista Comercial and is a member of the Professional Council of Public Relations. He worked as a producer in different types of media content such as print, radio and television. He specializes in institutional and political communication, working actively in Argentina, Mexico, United Sates, Brazil and other countries. Since 2001, he has promoted the setting up of several consulting and polling service companies, as well as founding others related to real estate and the food industry as an entrepreneur. Education: He holds a degree in Economics from Universidad Catolica Argentina.

Lisandro Catalan Current position: Director of the Board. Other directorships: None. Experience: In 2004, he served as an external consultant at the IMF in the Independent Evaluation Office. Between 2007 and 2010, he served as President of Provincia Mandatos S.A. Between 1999 and 2013, he served as attorney-in-fact for the Administracion Nacional de la Seguridad Social (National Social Security Administration). From 2012 to 2016, he served as director of Provincia Bursatil S.A., and from 2010 to 2017, he was appointed director of Provincia Microempresas S.A. From 2009 to 2014 he served as attorney in fact at Administracion Gubernamental de Ingresos Publicos (Government Administration of Public Revenues) of the Autonomous City of Buenos Aires, and from 2010 to 2012, he was director of Holding Grupo Banco Provincia S.A. From 2008 to 2016, he served as director of Provincia Seguros S.A. From 2016 to 2020 he was director of the Personal Data and Fingerprint Registry of the Federal Recividism Registry of the Argentine Ministry of Justice and Human Rights. Between 2020 and 2023, he served as National Director of the Personal Data and Fingerprint Registry of the Federal Recividism. He was appointed National Secretary of the Interior from 2023 to 2024, then National Deputy Chief of Cabinet of Ministers from 2024 to 2025, and National Minister of the Interior until November 2025. Education: He holds a law degree from Universidad Nacional de Tucuman and a master's degree in Public Management from Universidad Austral.

Ariel Polotnianka Current position: Chief Audit Officer of YPF S.A. Other current activities: None. Experience: He has worked at YPF S.A. for 20 years. From 2012 to 2015, he held the position of Audit Manager for several associates and joint ventures, focusing on the development of unconventional resources. From 2015 to 2025, he served as Upstream Audit Manager. Education: He holds a degree in industrial engineering from Universidad Tecnologica Nacional, a specialization in oil and gas production from ITBA and a master's degree in Systems Auditing from Universidad del Salvador.

Martin Maquieyra Current position: Director of the Board. Other directorships: None. Experience: In 2010, he worked as an advisor to the Ministry of Education of the Government of the Autonomous City of Buenos Aires. From 2012 to 2013, he served as an advisor to the General Directorate of the Social Immediate Assistance Agency (Direccion General de Atencion Inmediata) within the Ministry of Social Development of the Government of the Autonomous City of Buenos Aires. From 2016 to 2025, he served as a National Deputy representing the La Pampa Province. From 2024 to 2025, he served as Vice-President of the Energy and Fuels Commission of the Argentine Chamber of Deputies. He currently works as an independent consultant on public and regulatory affairs. Education: He holds a degree in political science and a postgraduate degree in Environmental Engineering and Sustainable Development from Universidad Catolica Argentina. He holds an interdisciplinary master's degree in Energy from Centro de Estudios de la Actividad Regulatoria Energetica of Universidad de Buenos Aires (thesis pending). He also holds a master's degree in oil and gas management from Universidad Austral.

Pedro Luis Kearney Current position: Finance Vice President of YPF S.A. Other current activities: None Experience: He has over 20 years of experience in the YPF Group. He joined YPF S.A. in 2003, having held various positions in finance, planning, management control, and human resources within the YPF Group. From 2014 to 2020, he held the position of Corporate Planning and Management Control Manager and Controller for the Downstream business. Previously, he worked in Human Resources, both in Argentina and at Repsol in Spain. From August 2020 to March 2024, he served as Executive Manager of Planning and Finance at YPF S.A. He also served as a board member of YPF Luz and Refinor. From April 2024 to August 2025, he served as CFO of YPF EE. Education: He is a Certified Public Accountant graduated from Universidad Catolica Argentina, he has participated in various specialization programs and holds an MBA from Universidad Torcuato Di Tella.

Walter Ariel Actis Current position: Supply Chain Vice President of YPF S.A. Other current activities: Chairman of the board of directors of AESA and Y-TEC. Experience: He started his career in the YPF Group as CEO of AESA between September 2018 and December 2020. Between 2021 and 2022 he served as Manager of the Supply Chain Department. He began his professional career at Schlumberger where he occupied different roles as Operations Manager for Argentina, Chile, Colombia, Peru and Ecuador. He was Drilling & Measurement Personnel Manager worldwide in Houston, Vice President of Artificial Lift for Latin America, CEO for Schlumberger Argentina, Bolivia and Chile and Commercial Director of Drilling Group worldwide based in London. He served as Executive Manager of Critical Projects reporting to the CEO of YPF S.A. until December 2023. He was our Supply Chain and Services Vice President from December 2023 to January 2025. Education: He is an electronic engineer graduated from Universidad Nacional de Cordoba.

Mr. Alejandro Luis Wyss has vast experience in the information technology sector, holding management positions in the last 20 years in high complexity technologies companies. He began his professional career in 1990 at Banelco S.A. in the ATM and electronic payments business unit. In 1995 he joined Red Link S.A., where he became Systems Manager in 2000, leading the digital transformation of large-scale systems and overseeing the development and expansion of the ATM infrastructure, online banking, check clearing and transfers for the whole country. He held the position of Chief Technology Officer at BYMA and Caja de Valores S.A. from 2007 to 2022. Education: He holds a degree in Computer Systems from the School of Engineering of Universidad de Buenos Aires and attended courses in Business Administration at the School of Economics of the same university.

Mr. Cesar Rodolfo Biffi, Between 1981 and 1987 he practiced his profession privately. Between 1983 and 1987 he was appointed Councilman of the City of Godoy Cruz, Mendoza Province. Between 1990 and 1999 he was a Provincial Deputy. Between 1999 and 2007 he was appointed Mayor of the Municipality of Godoy Cruz. He was Provincial Senator from 2010 to 2014, and Provincial Deputy between 2015 and 2019. From 2020 to 2023 he served as Undersecretary of Institutional Relations of the Ministry of the Mendoza Province. Education: He is a surveyor graduated from Universidad Juan Agustin Maza.

Jose Daniel Alvarez Current position: Director of the Board. Experience: He held different positions in the Ministry of Production, Trade and Industry of Santa Cruz Province. From 2008 to 2011 he served as Provincial Director of Internal Coordination. From February to December 2011, he served as Secretary of State of Transportation, and from 2014 to 2015 he held the position of Provincial Director of Aeronautical and Airport Development. From 2015 to 2018, he served as Deputy Manager of Thermal Power at the Institute of Energy of the Santa Cruz Province, and from 2021 to 2023 he served as Chief of Office of the National Deputy Claudio Vidal at the Chamber of Deputies of the Nation. From 2023 to 2025, he served as Minister Secretary in the Office of the Chief of Staff of the Santa Cruz Province. Education: He holds a high school graduate diploma from Escuela Normal y Comercial Dr. Julio Ladvocat, Rio Gallegos, Province of Santa Cruz.

Florencia Tiscornia Current position: People and Culture Vice President of YPF S.A. Other current activities: Director of the board of Metrogas. Experience: She has worked at YPF since 2012, performing different positions and challenges within Human Resources such as Downstream HR Executive Manager, HR Expertise Center Executive Manager, Organization and Compensation Manager and Talent Manager. She is also member of the Compliance & Ethics Committee. Before working at YPF, she developed her professional career in other companies and has extensive work experience in human resources, having worked in different industries, such as IT and consulting services. Education: She holds a bachelor's degree in economics from Universidad del Salvador, a postgraduate degree in leadership and coaching from Universidad de Belgrano, and an MBA from UCEMA.

Mr. Horacio Daniel Marin, Over the course of his 36-year career, he worked in the development and strategy of the oil and gas industry in several countries besides Argentina, including the United States, Mexico, Venezuela, Colombia, Ecuador, Peru and Bolivia, holding different positions in operations, development, exploration and strategy. He was responsible for the development of both the surface and the infrastructure in the Fortin de Piedra block in the Vaca Muerta formation, developed in record time. He served at Tecpetrol S.A. as Corporate Reservoir Manager, among other positions, and in November 2008 he was appointed Exploration & Production President of Tecpetrol S.A., a position he held until December 2023. He is a Chemical Engineer graduated from Universidad Nacional de La Plata. He holds a Master's degree in Petroleum Engineering from University of Texas at Austin. In 2009 he attended the Executive Program at the Graduate School of Business at Stanford University.

Lisandro Deleonardis Current position: Public Affairs Vice President of YPF S.A. Other current activities: Director of the board of YPF Digital and Chairman of Fundacion YPF. Experience: He began his career in Techint Group in 1993 where he held different positions in the field of Institutional Relations for Argentina (Neuquen), Colombia, Ecuador, Peru, Venezuela, Central America, and the Caribbean for different companies of the group. He served as senior Director of Institutional Relations at Oil and Gas, Engineering and Construction and Services for the Techint Group between 2017 and 2023, being responsible for institutional and governmental relations of Tecpetrol S.A., Techint Ingenieria y Construccion and service companies. He was a member of the board of directors of the Camara de Exportadores de la Republica Argentina (Chamber of Exporters of the Argentine Republic); Union Industrial of the Buenos Aires Province; Argentine-Chinese Chamber of Commerce; Vice President of the Argentine-Mexican Chamber of Commerce. He is also Chairman of the International Relations Department of the Camara Argentina de la Construccion (Argentine Chamber of Construction); and first Vice-Chairman of the Camara de Exploracion y Produccion de Hidrocarburos -CEPH- (Chamber of Hydrocarbon Exploration and Production). Education: He holds a degree in International Trade from UADE and in International Negotiations from F-Interal / Florida International University.

Gustavo Maria Gallino Current position: Infrastructure Vice President of YPF S.A. Other current activities: Director and Chairman of the board of VMOS Experience: He has more than 40 years of experience in the engineering and construction oil and gas industry and energy projects. He began his professional career in Grupo Perez Companc, as Vice President of SADE, Venezuela Business Unit. He joined Techint Engineering and Construction S.A. in 2001 as General Manager in Venezuela, in 2004 he was in charge of the Commercial Department for South America. Between 2008 and 2016 he was General Manager of the Northern Area of Techint Engineering and Construction S.A. in charge of operations in Mexico, United States and Central America. He served as General Director of the Southern Area of Techint Engineering and Construction S.A. in Argentina, Uruguay, Bolivia and Paraguay between March 2016 and December 2023. Education: He is a construction engineer and civil engineer graduated from Universidad Nacional de La Plata.

Matias Osvaldo Farina Current position: Upstream Executive Vice President of YPF S.A. Other current activities: None. Experience: He began his career in Tecpetrol S.A in 1997 as Company Man of Drilling and Completion in Neuquen, Mendoza, Tartagal, Comodoro Rivadavia and Bolivia and has developed his career as Corporate Manager, Director and Vice President of Drilling, Completion, Workover and Pulling in Tecpetrol S.A. between December 2008 and December 2023. Education: He is a Petroleum Engineer graduated from the ITBA and holds a masters degree of Engineering from Texas A&M University.

Mauricio Alejandro Martin Current position: Alternate Director of the Board, and Midstream and Downstream Executive Vice President of YPF S.A. Other directorships: Member of the board of directors of VMOS Experience: He joined YPF S.A. in 1997, developing his career in different areas and roles of our downstream business, as Process Engineer, Production Manager, CMASS Manager, Industrial Complex Manager, and Manager of Planning and Technical Development. From June 2017 to May 2020, he served as Logistics Executive Manager. Between May 2020 and August 2022, he was our Downstream Vice President. Between September 2022 and February 2023, he served as our Services Vice President. He also served as our Digital Technologies and Transversal Solutions Vice President from February 2023 to December 2023, and our Downstream Executive Vice President from December 2023 to January 2025. Education: He holds a degree in Industrial Engineering from Universidad Nacional de Cuyo, with several specialization programs from IAE Business School and an MBA from UCEMA.

Carlos Alejandro Berto Current position: Reserves Auditor of YPF S.A. Other current activities: None. Experience: He has more than 30 years of experience in the oil and gas industry having held different positions at Tecpetrol S.A. From December 2022 to October 2025, he served as Reserves and Technical New Ventures Director at Tecpetrol S.A. Throughout his career, he has held key roles such as Reserves Manager, Development Manager, and Operations Manager, leading multidisciplinary teams, optimizing reserves, and developing fields in Latin America and the United States. Education: He holds a degree in chemical engineering from Universidad Nacional de La Plata, with a specialization in reservoir engineering from Universidad de Buenos Aires and a master's degree in petroleum engineering from Texas A&M University.

Eduardo Alberto Ottino Current position: Director of the Board. Other directorships: Director of the board of Ternium Argentina S.A. Experience: He has more than 40 years of experience, having held various positions in the areas of management control, economic and financial planning, tax, internal audit, administration, reporting and finance. He played key roles in the acquisitions of large and medium-sized industrial companies acquired by the Techint Group in Argentina, Venezuela, United States and Europe. He was Administrative Director of Siderar between 1992 and 1999, and Director of Administration and Finance of Techint Ingenieria y Construccion and Techint Engineering Company between 2000 and 2002. Between 2003 and 2007, he was Chief Administrative Officer of Tenaris S.A., and between 2008 and 2016, he was Chief Administrative Officer of the Techint Group. Education: He is a Certified Public Accountant graduated from the School of Economics from Universidad Nacional de La Plata. He holds a master's degree in Business Administration from Instituto de Altos Estudios Empresariales (IAE).

Gerardo Damian Canseco Current position: Director of the Board. Other directorships: None. Experience: He has been an employee of YPF since September 1984. He has held several other positions, including Government Secretary for the Municipality of San Lorenzo in the Santa Fe Province from 2007 to 2011, Undersecretary of Labor for the Ministry of Labor and Social Security from 2011 to 2014. Likewise, he was President of the Centro de Estudios Laborales y Sociales of Rosario in the Santa Fe Province from 2014 to 2016. Between 1992 and 2021, he was the General Secretary of the San Lorenzo branch of the Federation of Oil and Hydrocarbon Workers Union (SUPeH). Since December 2021, he has served as the Secretary of Trade Union Affairs and Training of SUPeH. Education: He holds a law degree from Universidad Abierta Interamericana (UAI) and specializes in trade union law.

Marcelo Gustavo Aldeco Current position: Labor Relations Vice President of YPF S.A. Other current activities: None. Experience: He joined YPF S.A. in 2008. From October 2017 to December 2023, he served as Manager of the Labor Relations Department for the YPF Group. Previously, he held different roles within the Labor Relations area in the Upstream business segment. Education: He is a lawyer graduated from Universidad de Buenos Aires and holds a master's degree in labor law and social security from Universidad de Valencia.

German Vito Fernandez Lahore Current position: Legal Affairs Corporate Vice President and Secretary of the Disclosure Committee. Other current activities: None. Experience: He has been our Legal Affairs Corporate Vice President since December 2015. Prior to joining YPF, he served as an attorney at Estudio Beccar Varela, and as foreign associate at Haynes and Boone, LLP in Dallas, Texas. He joined our company in 2002 and served as our E&P Legal Affairs Manager and Upstream Legal Affairs Director. He is a professor of law at Universidad Torcuato Di Tella for the Law and Energy (Hydrocarbons) program, and at Universidad Austral for the Diploma in Hydrocarbons and Energy Law program. He is a member of the Academic Council of the Argentine Journal of Energy, Hydrocarbons and Mining Law (Revista Argentina de Derecho de la Energia, Hidrocarburos y Mineria (RADEHM)). His areas of expertise include corporate law, M&A, energy law, oil and gas law, mining law and natural resources taxation and financing. Education: He earned a law degree from Universidad de Buenos Aires, participated in the Academy for American and International Law, Southwestern Legal Foundation, Dallas, Texas and obtained a diploma in Oil and Gas Law from Universidad de Buenos Aires. As Chevening scholar, he earned a master's degree in natural resources, law and policy from the Centre for Energy, Petroleum and Mineral Law and Policy (University of Dundee, Scotland, United Kingdom). He also earned a postgraduate degree in Tax Law from Universidad Austral and completed the Management Development Program at IAE Business School.

Maximiliano D'Alessio Current position: Director of the Board. Other directorships: None. Experience: He experts in political communication, strategy and relations in the public, private and labor sectors. He worked as a consultant for the Centro de Vinculacion Tecnologica Argentino. From 2010 to 2011, he was the Communications Manager at Fondo Fiduciario de Capital Social. From 2020 to 2023, he was the Representative Secretary for the Tierra del Fuego Province. From 2024 to 2025, he was an advisor to the Presidency of Correo Argentino S.A. Education: He holds a degree in political science from Universidad de Buenos Aires. He also holds a master's degree in International Relations and Negotiation from Universidad de San Andres and Facultad Latinoamericana de Ciencias Sociales (FLACSO) and has completed the Oil and Gas Course at Universidad Tecnologica Nacional.

Emiliano Jose Mongilardi Current position: Director of the Board. Other directorships: None. Experience: He worked as production and maintenance officer at Petromark S.R.L. He is a union representative of the Sindicato de Petroleo y Gas Privado del Chubut and treasurer of the Obra Social de Petroleros de Chubut and of Mutual de Petroleros de Chubut of the Chubut Province. Between 2019 and 2023 he was Provincial Deputy for the Chubut Province. Education: He holds a diploma in Management and Administration from Instituto Educativo Argentino (IEA), specialized in international trade.

Guillermo Gustavo Koenig Current position: Director of the Board. Other directorships: None. Experience: He served as financial director of Casino Magic Neuquen S.A., being responsible for the financial management of the company and the coordination of areas such as internal audit, purchasing, administration and accounting. He was financial advisor of Argentina Gaming Group S.A. He was financial director of Crown Casinos S.A., coordinating the accounting team, preparing monthly and annual balance sheets. He was administration and finance manager of Bacs S.A. He was also president of Mercado de Concentracion de la Provincia del Neuquen S.A. until December 2023. Since December 2023, he has served as Minister of Economy, Production and Industry of the Neuquen Province. Education: He is a Certified Public Accountant from Universidad Nacional del Comahue.

Maximiliano Pedro Westen Current position: Strategy, New Businesses and Controlling Vice President of YPF S.A. Other current activities: None. Experience: He worked for 10 years in Tecpetrol S.A. in different roles, such as in business development and corporate planning in Argentina and United States. He joined YPF S.A. in 2016 as Business Development Manager until 2019. From 2020 to 2022 he held the role of Corporate Strategy Manager at YPF S.A. In 2023, he served as Executive Manager of the LNG project. Education: He is an Industrial Engineer graduated from the Universidad of Buenos Aires.

Guillermo Alberto Francos Current position: Director of the Board. Other directorships: None. Experience: Between 1974 and 1978, he worked as a lawyer in the Department of Legal Affairs of the Ministry of Justice of the Nation and worked as Director of the Instituto Nacional de Credito Educativo between 1978 and 1985. Between 1970 and 1973, he served as Private Secretary of the Ministry of Justice and as Councilman of the Capital City of Argentina between 1985 and 1993. In 1994 he was appointed Undersecretary of the Argentine Registry of Companies (Inspeccion General de Justicia or IGJ). He was elected National Deputy between 1997 and 2000. He held several executive positions at Corporacion America S.A. in the agricultural, services, energy, infrastructure and technology sectors, until he became director in 2012. Between 2000 and 2007, he was director of Aeropuertos Argentina 2000 S.A. He was president of Banco Provincia de Buenos Aires between 2007 and 2011. Between 2011 and 2018, he worked at Corporacion America S.A., where he was the founder, President and CEO of Wilobank, the first digital bank of Argentina. He was Argentina's representative before the Inter-American Development Bank between 2019 and 2023. Between December 2023 and May 2024, he served as National Minister of the Interior of the Argentine Republic. From May 2024 to November 2025, he served as Chief of the Cabinet of Ministers of the Argentine Republic. Education: He holds a law degree from Universidad del Salvador.

Guillermo Andres Pitrelli Current position: Quality, Environment and Safety Vice President of YPF S.A. Other current activities: None. Experience: He joined YPF S.A. in 2002 and developed his career in different areas and roles in the Upstream segment, as Reservoir Engineer and Production Engineer in El Guadal and Los Perales blocks, Production Engineer Chief in Los Perales block, as Asset Manager in Manantiales Behr block, Director of the Economic Unit Chubut and Business Unit Chubut, North Mendoza Business Manager and Upstream Production Executive Manager. He served as Regional Manager in the west region in the Conventional Upstream Vice Presidency from July 2020 to December 2023. Education: He is a mechanical engineer graduated from Universidad Nacional de La Plata.

Santiago Martinez Tanoira Current position: Alternate Director of the Board and LNG and Integrated Gas Executive Vice President of YPF S.A. Other directorships: Director and Chairman of the board of Mega and YPF EE. Experience: In 1998, he joined YPF S.A. and took on several roles within the petrochemical business. He was in charge of the Marketing, Planning and Business Development in Argentina between December 2002 and April 2008. In May 2008, he was appointed Director of Basic Petrochemical and Intermediate Products at Repsol in Spain. Afterwards, he was appointed Chemistry Director at YPF S.A. from 2011 until 2012. He was also member of the board of directors of Profertil. From 2012 until 2016 he served as Executive Manager of the Mendoza Region, in charge of the Upstream operations. He was our Upstream Executive Vice President from October 2016 to August 2017, our Downstream Executive Vice President from August 2017 to May 2020, and our Gas and Power Executive Vice President from May 2020 to January 2025. Education: He holds a degree in Industrial Engineering from ITBA and a master's degree in business administration from Universidad Austral. He completed specialization courses at Universities of Darden, Wharton and Harvard.

Mauricio Alejandro Martin Current position: Alternate Director of the Board, and Midstream and Downstream Executive Vice President of YPF S.A. Other directorships: Member of the board of directors of VMOS Experience: He joined YPF S.A. in 1997, developing his career in different areas and roles of our downstream business, as Process Engineer, Production Manager, CMASS Manager, Industrial Complex Manager, and Manager of Planning and Technical Development. From June 2017 to May 2020, he served as Logistics Executive Manager. Between May 2020 and August 2022, he was our Downstream Vice President. Between September 2022 and February 2023, he served as our Services Vice President. He also served as our Digital Technologies and Transversal Solutions Vice President from February 2023 to December 2023, and our Downstream Executive Vice President from December 2023 to January 2025. Education: He holds a degree in Industrial Engineering from Universidad Nacional de Cuyo, with several specialization programs from IAE Business School and an MBA from UCEMA.