Andrés Mas

(+34) 91 576 19 00
Capital Markets


He has extensive experience in corporate law and capital markets. He has advised in multiple national and cross-border transactions related to capital markets, including IPOs (public offerings and listing), equity and debt offerings on regulated and non-regulated markets and M&A transactions (for listed and unlisted companies). He regularly provides advice to clients on company and regulatory law matters related to capital markets, including corporate governance, general shareholders’ meetings and the role of the secretary to the board of directors. Before joining Ramón y Cajal, he worked in New York as a strategy consultant.

He is regarded as a leading lawyer in his practice area by the main international legal directories, such as Chambers, Legal 500 or IFRL 1000.


  • LLM (Máster en Asesoría Jurídica), part-time programme, IE Law School.
  • Course on International Business Strategy, London School of Economics (LSE).
  • Degrees in Law and International Business Administration (New York and Paris), Universidad Complutense de Madrid (Villanueva Campus) and EBS (European Business School).



  • Collaboration with The International Comparative Legal Guide to Mergers & Acquisitions (ICLG), elaborating the Spanish law section.
  • “El abuso de mercado en la adquisición de acciones propias por sociedades anónimas cotizadas” (“Market abuse in the acquisition of own shares by listed companies”), in Derecho de la empresa y de los mercados financieros: Ramón y Cajal Abogados. 30 años (Company and financial markets law: Ramón y Cajal Abogados. 30 years). Cizur Menor (Navarra). Aranzadi, 2016.


Madrid Bar Association (Ilustre Colegio de Abogados de Madrid).