Santiago Ilundáin

Javier Prieto, partner of the Tax Department at Araoz & Rueda since 2011, joined the firm after three years as a partner at the Tax Department at Ramón y Cajal (2008-2011). Prior to joining Ramón y Cajal he worked as an associate in the Tax Department at KPMG Abogados (1999-2002) and then as an associate in the Tax Department at Uría Menéndez (2002-2008). Javier is specialized in: Tax advice arising from national and international M&A transactions (investme...

Socio de PwC Tax & Legal Services. David, dispone de experiencia como Secretario General Técnico, Ministerio de Hacienda y Administraciones Públicas, desde 2012 hasta 2016. Abogado del Estado, Dirección General de Seguros y Fondos de Pensiones, desde 2009 hasta 2012. Abogado del Estado, Secretaria de Estado de Economía, desde 2007 hasta 2009. En 2006 fue Secretario General, Tribunal de Defensa de la Competencia, Comunidad de Madrid. Desde 2002 hasta 2006, actu&...

Luis Jiménez-Arellano is a lawyer, member of the Bar Association of Ciudad Real since 2004 and of the Bar Association of Madrid since 2009. He has completed a Master's Degree in Labor Law at Centro de Estudios Financieros (CEF) and has extensive experience in the defense of labor, civil and criminal lawsuits . He joined Bufete Mas y Calvet in 2009, where he has specialized in Labor Law , Civil Administrative Litigation and Criminal Law . He collaborates with media in articles about lab...

Se incorporó a la firma en 1988 y es socio desde 1996. Ha desarrollado su carrera en el área fiscal y así mismo ha ejercido distintas posiciones directivas en la firma.Actualmente es responsable de Coordinación de oficinas y miembro del Comité de Dirección de la firma. Presta su asesoramiento a grupos empresariales tanto nacionales como internacionales, esencialmente familiares y participa en consejos asesores y de administración.

Eduardo de León is a lawyer recognized by Best Lawyers in the practice area of Litigation. Eduardo practices law in Madrid, Spain Best Lawyers has recognized Eduardo de León since 2019. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Eduardo de León is held by other lawyers.

Alfonso Viejo Madrazo is a lawyer recognized by Best Lawyers in the practice areas of Aviation Law and Tax Law. Alfonso practices law in Madrid, Spain Best Lawyers has recognized Alfonso Viejo Madrazo since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Alfonso Viejo Madrazo is held by other lawyers.

Member nº. 67758 of Madrid Bar Association (ICAM). Law Degree at Universidad Complutense of Madrid (1999). Course in legal practice at the Complutense University of Madrid. Specialist in Litigation, Insurance law, Bankruptcy law, Data Protection Law, Real Estate Law, and Compliance.

Efrén Díaz Díaz is a Lawyer and Doctor of Law. Senior Associate at Mas y Calvet Law Firm (Madrid). Head of the Technology and Space Law Areas of the Mas y Calvet Law Firm. Data Protection Officer in Europe in the financial, legal, health, geospatial and educational sectors.Specialist in Administrative, Technological and Geospatial Law, he develops tasks in regulated sectors, technology, foundations, geospatial coordination Cadastre-Property Registry, public and private co...

Cristina Sterling Stubbe is a lawyer recognized by Best Lawyers in the practice area of Corporate Governance and Compliance Practice. Cristina practices law in Madrid, Spain Best Lawyers has recognized Cristina Sterling Stubbe since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Cristina Sterling Stubbe is held by other lawyers.

Educational background Business Administration and Law Degrees from Universidad Pontificia de Comillas, Madrid (ICADE E-3) LLM from the Centro de Estudios Financieros, Madrid (CEF) Professional experience Jaime has worked with top tier tax advisory firms, such as Cuatrecasas, EY, KPMG, having also lead the tax area of Ontier, and currently standing as tax partner of the Madrid Crowe’s office. He is specialized in tax structuring of cross-border transactions of Spanish and foreign multin...