Jaime Portillo Olave

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.

Aitor Veiga Monasterioguren is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Aitor Veiga, who practices law in Madrid, Spain, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aitor Veiga is held by other top lawyers in the same geographic and legal practice area.

Enrique Gutiérrez de Téran is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Enrique, who practices law in Madrid, Spain, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Enrique is held by other top lawyers in the same geographic and legal practice area.

Licenciada en Derecho por la Universidad Pontificia de Comillas (ICADE) desde 1994 y, además, María se cualificó como Solicitor of England & Wales en 1998. Con más de 15 años de experiencia, es especialista en asesoramiento laboral integral a empresas tanto desde un punto de vista del derecho nacional como en asuntos laborales y de Seguridad Social con componente internacional. También tiene amplia experiencia en el ámbito de las Transaccio...

Ignacio Guillén González is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Ignacio, who practices law in Madrid, Spain, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ignacio is held by other top lawyers in the same geographic and legal practice area.

Juan Bolás Alfonso is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Law: General Practice and Real Estate Law. Juan, 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 Juan is held by other top lawyers in the same geographic and legal practice area.

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...

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...

Ángel Bustamante is a top attorney recognized by Best Lawyers in the practice area(s) of Asset Finance Law and Corporate and Mergers and Acquisitions Law. Ángel, who practices law in Madrid, Spain, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ángel is held by other top lawyers in the same geographic and legal practice area.

Manuela Serranoa is a partner of the firm. She previously worked in large Spanish and international firms like DLA Piper and Roca Junyent. She has wide-ranging experience in the practice of company law, particularly in the areas of insolvency and corporate restructuring, and has become a leading expert in this sector. Manuela has been involved in some of the most important insolvency operations and proceedings both in Spain and internationally, in addition to operations for the sale and purch...