Federico Briano

Alfonso Viejo Madrazo is a top attorney recognized by Best Lawyers in the practice area(s) of Aviation Law and Tax Law. Alfonso, who practices law in Madrid, Spain, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alfonso is held by other top lawyers in the same geographic and legal practice area.

Neyvi Tolentino no solo dirige un despacho: redefine la manera en que se entiende la migración en el mundo hispano. Fundadora y CEO de Tolentino Abogados, ha construido desde Madrid un modelo jurídico que mezcla innovación, rigor y una sensibilidad que rara vez se encuentra en el sector. Fue una de las primeras abogadas en llevar inteligencia artificial al derecho migratorio, abriendo una ruta que hoy sigue todo el sector. Ese impulso creador le valió el Premio de ...

Professional experience Rafael Nuñez is a tax partner with the People Services group of KPMG Abogados in Spain. He joined KPMG in 2009, and has over 20 years of experience, having previously worked as Managing Partner in the Tax Area of Landwell-PriceWaterhouseCoopers. Rafael has broad experience in rendering tax advisory services both to companies and individuals, with special emphasis on international tax advice and planning, and in international tax law in general, as well as in ren...

Joined Ramón y Cajal Abogados in January 2026 and is currently a Partner in the Banking and Finance Area. He has extensive professional experience in financial markets law, having developed his career at top-tier firms such as Cuatrecasas, PwC, Andersen and Crowe. As a result, he has had the opportunity to participate in some of the most significant transactions of the last decade. Joaquín is specialized in traditional and alternative financing operations, capital markets, and f...

Partner of the Tax Department of Crowe Legal y Tributario since April 2020 and responsible for the Madrid office. She has 20 years of experience in the practice of law. She began her professional career as a lawyer specializing in the field of tax advice in 2002 at Cuatrecasas in Barcelona; in 2006 she joined KPMG and in 2008 PwC, where she was appointed partner in 2017. In 2022 she joined Crowe as Partner of the Tax Area and head of the Madrid office of Crowe Legal y Tributario. Elena has an...

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...

Ana Álvarez is a lawyer who specialises in the areas of Civil and Procedural Law, Construction, Real Estate and Planning Law and New Technologies. Her duties include providing legal advice both to individuals and to companies, along with the initiation and pursuit of legal actions and the provision of assistance at court hearings. On the urban planning side, she specialises in the study and drafting of reports on the planning conditions that apply to land and its subsequent development...

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...

Estudios y conocimientos. Licenciado en Derecho (2010) y Ciencias Políticas (2011) por la Uniersidad Pontificia de Comillas (ICADE), con título de especialización en el Programa Ejecutivo de Negociación en la Universidad Harvard Law School, Boston (2015), posgrado en el Programa de Liderazgo y Gestión Pública de IESE (2016) y máster en Derechos Fundamentales por la UNED (2020), Juan Gonzalo Ospina entiende la formación continua como &uac...

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...