Management Board

The Dia Group Management Board is a diverse team of different nationalities, Spanish, Argentine, Portuguese or Brazilian, who work every day with the ambition of being closer everyday to the people who trust in our company.

The DIA Group Management Board is a diverse team of different nationalities, Spanish, Argentine, Portuguese or Brazilian, who work every day with the ambition of being Closer Every Day to the people who trust in our company.

Martín Tolcachir Comité Dirección Grupo DIA


Mr. Martín Tolcachir

Martín Tolcachir has a degree in Business Administration and Management from the University of Buenos Aires and an MBA from the IMD Business School. His professional career progressed at Carrefour Argentina where he managed Consumer Goods Products, and he later went on to lead the same area for the Carrefour Group in France, and the Own Brand products area for 7 years. He returned to Argentina as Sales and Marketing Director until 2018 when he joined the General Management of Electrolux Argentina, and one year later when he occupied the same position for the company in the Southern Cone region. Tolcachir speaks fluent French and English, and Spanish is his mother tongue.


Mr. Ricardo Álvarez

Ricardo Álvarez is an agricultural engineering with a specialization in Food Processing Industry at the Polytechnic University of Madrid and obtained a Master in Business Administration from the Instituto de Empresa. Álvarez's professional career has always been linked to the retail sector. He joined the Tesco sale team in Bray (Ireland) and from there he made the leap to the food retail sector in Spain covering various positions in Lidl. While at Lidl he led important expansion, sales and team building projects. From 2013 to 2018, he was Executive Vice President and Chief Operations Officer in Spain and during recent years for US market.

Ricardo Alvarez Comité Dirección Grupo DIA
Agustin Ibero CEO DIA Argentina


Mr. Agustín Ibero

Agustín Ibero has more than 30 years of experience in the area of administration, finance and compliance for multinational companies in the retail and IT sectors. He started his professional career in the audit field in top level firms such as Deloitte in Argentina. Ibero holds a degree in Business Administration from the Catholic University of Argentina and joined Dia Argentina in May 2012 as Finance Manager, later assuming the role of Director of Planning and Management Control. In 2017 he assumed the position of Director of Franchises, being responsible for developing, leading and managing the business that today has more weight in sales in the country. In 2019 he was appointed Chief Financial Officer of this business unit to initiate the transformation process of Dia Argentina as part of the Group's project. In September 2022 he assumes the position of CEO of Dia Argentina and joins the Group's Management Board with the mission to consolidate the course of sustainable growth.


Mr. Sébastien Durchon

Durchon is a graduate of HEC, École des Hautes Études Commerciales de Paris and has more than 10 years of experience in the retail sector in Brazil. Most recently, he has held various positions within the Carrefour Brazil Group and has an extensive track record in management and business strategy. He joined Dia Brasil in August 2023 as CFO and in March 2024 he took over as CEO of Dia Brasil.

Miguel Silva Grupo DIA Comite de Direccion

COO Dia Portugal and spokesman of the Conselho Executivo de Administração (CEA)

Mr. Miguel Silva
Miguel Silva is graduated in Economics and Management from the University of Porto (Portugal) and holds an MBA from Porto Business School and completed an executive programme in Leadership for Innovation at Cornell University (New York, USA). He has developed his professional career in the retail sector, with different positions at Lidl in Portugal until reaching the position of Chief Operating Officer (COO) for seven years. In 2017, he joined Tiffossi as Deputy General Manager and, in parallel, he is a partner at EVolution, a company specialised in electric mobility services. Silva joined Dia Portugal in 2020 as Director of Operations and Logistics and forms, together with Joana Neto and Pedro Devesa, the Conselho Executivo de Administração (CEA) that leads the strategy in the country.

CEO Clarel

Mr. José María Jiménez

José María Jiménez holds a degree in Industrial Engineering and Industrial Organisation from the Polytechnic University of Madrid. His academic career includes a PIDD (Integral Programme for Management Development), obtained from the San Telmo International Institute, and a PDD (Management Development Programme) from IESE Business School. With more than 20 years of experience, he began his professional career in 1993 as Head of Flat Glass Manufacturing at Saint Gobain. In 1999, José María brought his talents to the Dia Group, where, for more than two decades, he has driven the company's growth in different roles: as Logistics Director for Central Spain (1999-2007), Regional Director in Arroyomolinos (2007-2015), Deputy Director of Operations for Western Spain (2015-2016) and Director of Master Franchise, Countries and Franchise Model Development (2016-2020). He currently serves as General Manager of Clarel, the retail chain specialising in beauty and personal care of the Dia Group.

Carlos Valero Comité Dirección Grupo DIA

Chief Information Officer (CIO) DIA GROUP

Mr. Carlos Valero

Carlos Valero is a computer scientist by profession and has more than 20 years of experience as Chief Information Officer (CIO) of large technology companies. For the last six years he has led the global area of Technology Strategy, Architecture and Transformation at Vodafone, where he previously held the position of CIO in Spain. He began his career at Telefónica, where he held the position of CIO at Telefónica Mexico, and later the positions of Director of Operational Risks for Latam and Global Director of IT Development.

CEO DIA Brasil

Mr. Enéas Pestana

CEO DIA Brasil Since March of this year, he has been a member of the Advisory Council of DIA Brasil and is the founder of Enéas Pestana & Associados, a distribution and consumer consulting firm. He holds a degree in Accounting Sciences from the Pontifical Catholic University of São Paulo with a specialisation in management control, finance and leadership for national and international institutions. Pestana was Managing Director for four years and Chief Financial Officer for seven years of Grupo Pão de Açúcar. He was also Vice President of DASA, and Chief Financial Officer of GP Investments, a Latin American investment firm and controller of Carrefour Brasil. In 2013, he received the Bravo Business magazine award for Dynamic CEO of the Year in recognition of his management at the head of the largest food distribution group in Brazil, Pão de Açúcar.


DIA Group Chief Financial Officer

Mr. Guillaume Gras

Guillaume Gras is a graduate of EDHEC Business School in France, specialising in Finance. He began his career as a financial auditor at Ernst & Young in 2001 and has held various positions in the retail sector for nearly 20 years within the Casino Group, with positions in France, Vietnam and Brazil. During his time in France, he developed different functions in the internal audit area, marketing department and commercial management of Casino France. At the end of 2011, he was appointed financial director of Casino Restauration. Then in 2014, he took charge of the financial management of the distribution and property management activities in Vietnam. His professional experience continued in Brazil in 2016 at Pao de Açucar, first in charge of management control for the South America area and then as Vice President of Finance and Director of Financial Communication and Investor Relations.


Mr. Andrés Vegas

Andrés Vegas holds a degree in Telecommunications from the Polytechnic University of Madrid and a PDD from IESE Business School. His professional career has been linked for more than 20 years to Telefónica, where he held positions in data, business intelligence and market research in different units and geographies of the business. In 2011 he was appointed Head of Strategic Planning of Telefónica Spain, to later occupy the global positions of Global Director Customer & Market Insights and Global Director of Big Data & AI Use Cases of the group. Since December 2021, he holds the position of Chief Data Officer of the Dia Group.

Andrés Vegas Comité Dirección Grupo DIA

CEO DIA Portugal

Mr. Miguel Guinea

He has a Bachelor of Business Administration with a specialization in Finance from the University of Suffolk (Boston USA) and PDG from IESE. Miguel Guinea has more than 25 years of experience in the food retail sector where he started at DIA Spain as development engineer of private label and then joined the Group's purchasing center for its private label in France for 4 years, as Food Director. In 2001, he was appointed Commercial Director for DIA China where he spent 6 years. Subsequently, he held other positions as Director of Franchises in Spain, Commercial Director in France and Director of Operations in Spain. Until 2017, when he was appointed CEO of DIA Portugal.


DIA Group Corporate Director

Mr. Santiago Martínez-Lage

Graduated in Law from the Autonomous University of Madrid and State Attorney on leave. Santiago Martínez-Lage began his professional career as a State Attorney in 2006 helding various positions in the Public Administration such us the Court of Justice of the European Union and the Ministry of Health and Consumer Affairs. In 2012, he left the public administration to enter the private sector as deputy director of legal advice for Iberia from where he made the leap to the retail sector as Deputy Secretary of the Board of Directors of Inditex. He has been a member of the Steering Committee of the non-profit Association Bangladesh Accord on Fire and Building Safety and member of the Board of Directors of the Institute of Compliance Directors.

Santiago Martínez Comité Dirección Grupo DIA
Patricio Morenés Dia Group Management Board July 2023


Mr. Patricio Morenés
A graduate in Law from Universidad Complutense de Madrid, and with a Master's degree in Corporate Legal Consultancy (LL.M.) from Instituto de Empresa, Patricio Morenés has extensive experience in the legal profession, developed, prior to joining the Dia Group in April 2020, in companies such as Allen & Overy, Deloitte and KPMG. He specializes in commercial, corporate, mergers and acquisitions and real estate law. He has held multiple legal secretarial positions in both listed and unlisted companies. Until his appointment as General Counsel in July 2023, he held the position of Deputy General Counsel. Patricio Morenés is also a member of the Board of Directors in several of the Group's subsidiaries.

Pilar Hermida - Chief Communications & Sustainability Officer

Mrs. Pilar Hermida
Pilar has a degree in Journalism from the Complutense University of Madrid and completed university studies in Lille (France). Her training includes various scholarships and postgraduate at La Trobe University in Melbourne (Australia), Instituto de Empresa and ISDI. After working as a journalist for TVE or the EFE Agency, for more than 20 years she has promoted the reputation of companies such as Air France, L'Oréal and the European University of Madrid. In the last seven years, she has held the position of Director of Communications for HEINEKEN Spain, coordinating the communication of the corporation and its commercial brands. She currently holds the position of Chief Communications & Sustainability Officer, being responsible for the Communication Area of ​​Dia Group globally and in Spain, from where she will boost the reputation of the Spanish company towards its stakeholders, customers, employees, franchisees, media communication and opinion leaders. In addition, as head of the Group's Sustainability Area, one of his challenges will be to promote the new strategic plan for the next period.

DIA Group Corporate Director

Mr. Antonio Serrano

Antonio Serrano has a degree in Electronic Engineering from the Technological Institute of Aeronautics of Brazil and an MBA in Business Administration, Finance and Marketing from the Booth School of Business (University of Chicago). Subsequently, he completed an Executive Program at the IMD business school in Switzerland. His professional career began at Banco ITAÚ in 2001 and later at Bain & Company, where he worked for 11 years in charge of evaluating different large-scale projects within the field of strategy and mergers and acquisitions throughout LATAM. In 2014 he was appointed General Manager of Votorantim Cimentos, a position he held until 2018, when he founded and began managing "Juntos Somos Mais", the largest digital ecosystem in the construction sector in Brazil, making it the one of the main startups in the country. He combines running the company with business mentoring at Endeavor. He also has extensive expertise as a Board Member of various companies.

Chief Technology Officer Global

Mr. Máximo Ventas
Máximo is a computer engineer from the Polytechnic University of Madrid with extensive experience in e-commerce frameworks and content management systems. With more than 20 years of professional experience, he began his career in consulting in firms such as VASS and Informática el Corte Inglés working for clients such as Caja Madrid, ICEX, El Corte Inglés, Desigual, Telefónica, Jazztel, Pelayo Seguros among others. After a decade as a solutions architect, he joined Carrefour Spain, where he led the e-commerce architecture team for more than five years. Máximo joined Dia España in 2021 as Director of IT Architecture and in February 2024 he assumes the role of Global Chief Technology Officer, joining the Management Board of Grupo Dia.