特尔纽姆 TX

Ms. Gioia Ghezzi serves as member of the board of directors since 2020. She currently serves as Chairwoman of ATM S.p.A. (an Italian transport company), is a member of the Board of EDP Renovaveis SA and other companies owned by private equity funds such as Sirti SpA and Magicland SpA. Mrs. Ghezzi was a member of the Board of Ferrovie dello Stato (Italy) from May 2014 and its Chairwoman from December 2015 until July 2018. She served as a board member of the Humanitas Group from 2017 to 2022, and in different companies of the insurance, the infrastructure and the innovation and technology areas, in and out of Italy. Mrs. Ghezzi has held executive roles in the Zurich Insurance Group, Willis Group Holdings, McKinsey & Co. and IBM Research, among others. She is a theoretical physicist, with a London Business School Executive MBA. Mrs. Ghezzi is a British and Italian citizen.

Mr. Maximo Vedoya currently serves as our Chief Executive Officer. Prior to that, he served as President of Ternium Mexico. He has held several other executive positions since joining the Techint Group in 1992, such as Chief Executive Officer of Ferrasa, director of Ternium Mexico's international and steel purchase operations, commercial director and export manager of Sidor and commercial planning manager of Ternium Argentina. He was also director of Fedemetal (the Colombian Federation of Metallurgical Industries) and AIMM (Venezuelan Association of Metallurgical and Mining Industry). He was also chairman of the Economics Committee of World Steel Association and President of Caintra (Industry and Transformation Chamber of Nuevo Leon, Mexico). He is currently President of the Latin American Steel Association (Alacero). He is also vicepresident of Canacero (Mexican Iron & Steel Industry Chamber), President of the SME Commission of CCE (Mexican Business Coordinating Council), and General and Executive Board Member of UDEM (University of Monterrey, Mexico). Mr. Vedoya graduated with a degree in Industrial Engineering from the Instituto Tecnologico de Buenos Aires and he holds a Master of Science in Management from Stanford University (USA). Mr. Vedoya is an Argentine citizen.

Mr. Pablo Brizzio currently serves as our Chief Financial Officer, a position he assumed in 2010. He began his career in 1993 in Ternium Argentina. Since then, he has held several positions within the company, such as finance director of Ternium from 2005 to 2007 and in 2009, and chief financial officer of Sidor in 2008. Mr. Brizzio holds a degree in industrial engineering from ITBA (Buenos Aires Institute of Technology) and a Master on Business Administration from Duke University. Mr. Brizzio is an Argentine citizen.

Mr. Santiago Lozano currently serves as our Chief Human Resources Officer. He began his career within the Company in 1992. Since then, he has held various positions within Ternium Argentina, including Director of Planning, Commercial Director for Industrial Customers, and Senior Director of Human Resources from 2018 to 2025. He assumed his current position in 2026. Mr. Lozano holds a degree in Industrial Engineering from ITBA (Instituto Tecnologico de Buenos Aires) and a Master's degree in Management from Stanford University. Mr. Lozano is an Argentine citizen.

Mr. Pablo Hernan Bassi currently serves as our Chief Engineering and Automation Officer. He began his career in the Techint Group in 1987 holding several positions in the engineering departments of Siderca, Techint-Compagnia Tecnica Internazionale S.p.A. and Ternium Argentina. He served as engineering and environment director of Ternium Mexico (2005-2017), chief industrial and engineering officer of Ternium (2017-2024), and assumed his current position in September 2024. Mr. Bassi holds a degree in engineering from Universidad de Buenos Aires. Mr. Bassi is an Argentine citizen.

Mr. Carlos Alberto Baieli currently serves as our Chief Industrial Operations Officer. He began his career in Ternium in 1994, serving in the process engineering areas of several of Ternium Argentina's steel processing facilities. He was industrial vice president of Ternium Argentina (2017-2021) and industrial vice president of Ternium Mexico (2021-2024), and assumed his current position in September 2024. Mr. Baieli holds a degree in chemical engineering from Universidad Nacional del Sur and a master on advanced metallurgy from Sheffield University. Mr. Baieli is an Argentine citizen.

Ms. Alicia Lucia Mondolo, joined the Company's board of directors in 2025. She served as Tenaris' Chief Financial Officer from August 2019 to May 2025. She joined the Techint Group in 1984 and has more than 40 years of experience in accounting and reporting, audit and finance. From 2010 to 2016, she served as Chief Audit Executive of Tenaris. Previously and from 2016 to 2019, she served as financial officer in several companies in the Techint Group. Mrs. Mondolo is a public accountant from the Universidad Nacional de La Plata and got an MBA from the IAE Business School. Mrs. Mondolo, is an Argentine and Italian citizen.

Ms. Marina Valeria Chiesa currently serves as our Chief Environmental, Health & Safety Officer. She began her career at the company in 2004, and since then she has held several leadership positions and roles in the industrial engineering area, in the analysis of capital expenditure projects and in the planning of Ternium's expansion. She has also served as Chief of Staff of the Chief Executive Officer. She assumed her current position in 2023. Ms. Chiesa holds a degree in industrial engineering from the University of Buenos Aires. Ms. Chiesa is an Argentine citizen.

Mr. Daniel Agustin Novegil is a member of the Company's board of directors and also holds the position of its Vice-Chairman. He served as Chief Executive Officer of the Company from 2005 to 2018. With more than 40-years of experience in the steelmaking industry, in 1993 he was appointed managing director (CEO) of Ternium Argentina S.A. and was on the board of directors of Usiminas from 2013 until 2015. From 1993 he has also been a member of the board of directors of the World Steel Association and is currently a fellow of the Nominating Committee and former president of Alacero (Latin American Steel Association). Since 1999 to 2014 he was a member of the Advisory Board of the Sloan Masters Program at Stanford University, where he graduated as Master of Science in Management. Mr. Novegil, is an Argentine citizen.

Mr. Gianfelice Mario Rocca is a member of the Company's board of directors. He is a grandson of Agostino Rocca. He is Chairman of the board of directors of San Faustin, member of the board of directors of Tenaris, president of the board of directors of Humanitas S.p.A and Tenova S.p.A. Moreover, in Italy, he is president of the Giorgio Cini Foundation and member of the board of Bocconi University. At international level, he is member of the European and Global Advisory Board of Harvard Business School, member of the European Round Table of Industrialists, vice president of Aspen Institute and member of the board of Brembo N.V. Mr. Rocca, is an Italian citizen.

Mr. Oscar Montero Martinez currently serves as our Chief Planning Officer. He began his career within the company in 1984 as a commercial analyst in Ternium Argentina. Since then, he has held several positions within Ternium Argentina in the planning, commercial and procurement areas. In 1998, he assumed the position of strategic planning director in Sidor and in 2005 he assumed the position of planning and operations general director of the company. He assumed his current position in 2017. Mr. Montero is an Argentine citizen.

Mr. Hector Obeso Zunzunegui currently serves as our International Business Unit President. He assumed his current position in 2012, then named international area manager. He has held several other executive positions since joining the company in 2007, such as quality & product director of Ternium Argentina, industrial sales director of Ternium Mexico and commercial director of Ternium Mexico. He is member of the board of directors of Alacero. Mr. Obeso is a Mexican citizen.

Mr. Titus Friederich Schaar currently serves as Ternium Brasil President. He joined the company in 2014 as chief operating officer of Ternium Brasil, a position that he held until he assumed his current position in 2023. Mr. Schaar holds a degree in mechanical engineering and a master's degree in economics from RWTH Aachen University. He is a board member of IABr (Brazil Steel Institute) and ABM (Brazil Material Institute). Mr. Schaar is a German citizen.

Mr. Van Deusen Fernando Duelo currently serves as our General Counsel, a position he assumed in 2005. He joined the Techint Group in 1991 and served as a lawyer in its legal department. Mr. Duelo holds a degree in law from the University of Buenos Aires. Mr. Duelo is an Argentine citizen.

Ms. Trigueros Lorenza Martinez currently serves as board member and president of audit committee of Bank Coppel and Coppel Servicios Financieros. From 2021 to 2023 she was CEO of the Mexican bank Actinver, and from March 2024 to August 2025 she served as COO of Intercam Financial Group. Mrs. Martinez Trigueros was the managing director of the payments, finance & risk of Accenture Mexico from 2019 to 2021, former Director of Banco de Mexico's payments and corporate services arm until 2018 and was undersecretary of Industry and Commerce of Mexico from 2008 and 2012. Mrs. Martinez Trigueros has a degree in Economics from the Instituto Tecnologico Autonomo de Mexico and doctorate degree in Economics from the Massachusetts Institute of Technology. Mrs. Martinez Trigueros, is a Mexican citizen.

Mr. Vincent Robert Gilles Decalf serves as member of the board of directors of the Company since September 2015 and the Audit Committee's Chairman since 2020. Since 2012 he acts as an independent non-executive director of various financial, insurance or commercial companies such as Bankinter Luxembourg, Covea Luxembourg or Quintet Asset Management S.A. He was a member of the board of directors of the Luxembourg Institute for Directors and Managers (Institut Luxembourgeois des Administrateurs) and of the Luxembourg Stock Exchange. Mr. Decalf is a certified independent director since 2014. From 1989 to 2008, Mr. Decalf held executive positions in different countries within Societe Generale and has extensive experience in the financial industry. From 2008 to 2012, he was member of the executive committee of the Foyer Group a Luxembourg-based insurer. For more than twenty-five years, he has been an authorized director for Insurance, Bank or Financial companies under Luxembourg regulation. Mr. Decalf, is French and Luxemburgish citizen.

Mr. Cesar Alejandro Jimenez Flores currently serves as President of Ternium Mexico. He assumed the position in 2018. Prior to that, he served as commercial vice president of Ternium Mexico since 2014. He has held other executive positions since joining the company in 2007, such as CEO of Tenigal (2010-2014) and industrial sales director of Ternium Mexico (2008-2009). In addition, he is member of the board of directors of Tenigal. He holds a BS in computer science from UANL (Autonomous University of Nuevo Leon), a master degree in information systems management from ITESM (Monterrey Institute of Technology and Higher Education) and general management program studies at Harvard Business School. Mr. Jimenez is a Mexican citizen.