Born on 12 November 1978.

M.A. in Economics from Pompeu Fabra University (UPF). M.A. in Public Economics from the University of York, United Kingdom. M.A. in Functions of Management from the School of Public Administration of Catalonia. Ph.D. in Economics from the Universidad de Barcelona.

Currently:

• Director, Magallanes Business Consulting (since 2024).
• President, Assembly of European Regions (EAR) (since 2023).

Formerly:

• Chief Executive Officer, Catalan Agency for Business Competitiveness Support (ACCIÓ) (2022-2024).
• Secretary of Enterprise and Competitiveness, Government of the Generalitat (2021-2024).
• Board member, AENA (2021–2024).
• Vice President, European Assembly of the Regions (EAR) (2017-2023)
• Secretary General, Department of the Vice-President's Office and the Economy, Government of the Generalitat (2018-2021).
• Secretary of Finance, Government of the Generalitat (2017-2018).
• Director General of Economic Promotion, Competition, and Regulation, Government of the Generalitat (2016-2017).
• Member, Economic and Social Council of Barcelona (2015-2017).
• Director, UB ECONOMICS Office, Universidad de Barcelona (2011-2016).
• Board Member, School of Economics and Business, Universitat Pompeu Fabra (UPF), as the associate professors' representative (2013-2016).
• Director, Management Agency for University and Research Grants (AGAUR) (2010-2011).
• Director, Fundació Catalana per a la Recerca i la Innovació (FCRI) [Catalan Foundation for Research and Innovation] (2009-2011).
• Advisory Group Member, Parliament of Catalonia Study Group for a New Financing Model for Catalonia (2011).
• Executive Secretary, Catalan Agency for Business Competitiveness Support (ACCIÓ) (2007-2009).
• Economic Advisor, Department of Commerce, Tourism, and Consumer Affairs, Government of the Generalitat (2004-2006).
• Research Assistant, Centre de Recerca en Economia i Salut - Universitat Pompeu Fabra (2001-2004).
• Associate Professor of Economics, Universitat Pompeu Fabra (2001-2016). Proposed appointment of an independent director.
• Coordinator. Master's Degree in Research, Development, and Innovation Program, BES La Salle (Universitat Ramon Llull) (2011-2012).
• Opening speaker at the International Academic Mission on Innovation in Advanced Public Management, Universitat Politécnica de Catalunya (2024-2025).
• Lecturer, ESADE Master's Degree in Public Management Program (2023-2025).

Other details of interest:

• He has been a participant in a number of research projects and has author numerous publications, chief among which are:
  • López Casasnovas G, Castellanos A (2002). Marco general para el traspaso de las Empresas Públicas del Estado a las CC.AA. [General framework for transferring State-Owned Enterprises to the Autonomous Communities]. Joint Committe on transfers between the National Government and the Generalitat. Generalitat de Catalunya.
  • López Casasnovas G, Castellanos A (2003). Balanzas fiscales, métodos de análisis y evidencia [Fiscal balances, methods of analysis and evidence]. Nota d'Economia No. 75. Generalitat de Catalunya.
  • Castellanos A, Paluzie E, Tirado D (2012). Dimensión de los estados y comportamiento económico en la Unión Europea [Country size and economic performance in the European Union]. Fundació Josep Irla / Centre Maurits Coppieters.
  • Castellanos A (2014). Barcelona, competitividad y capitalidad [Barcelona, competitiveness and capital city status]. Llibre Blanc [White Book]. Barcelona, capital d’estat [Barcelona, state capital]. Barcelona City Council.