Juan Antonio Xiol Ríos

Santiago se incorporó a PwC en 1985 en la oficina de Bilbao en el departamento de auditoria, pasando en el año 1987 a la división fiscal. En 1989 se traslada a la oficina de Madrid incorporándose en el equipo especializado en entidades financieras. En 1996 se hace cargo del grupo de constructoras e inmobiliarias especializándose en la tributación de las actividades de construcción e inmobiliaria tanto en el ámbito de la tributació...

Lawyer, member of the Madrid Bar Association since 1997 and also of the Ciudad Real Bar Association since 1994. He brings his vast experience in Criminal Law to our firm, especially in the field of economic crimes . He has represented defendants in numerous high-profile trials in the Audiencia Nacional . He is also professor of Criminal Law and Ethics at Universidad de Navarra, Instituto de Empresa (IE Law School) and the Madrid Bar Association Studies Center. He joint Mas y Calvet law firm i...

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...

Clara Mañoso is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Clara, 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 Clara is held by other top lawyers in the same geographic and legal practice area.

Partner in PwC, based in Madrid. University of Salamanca-educated Lawyer. More than 15 years of experience in compliance. Lecturer in several conferences, masters and courses. Recurrent experience dealing with multinational companies, regarding compliance, quality metrics and internal data procedures; and management teams training.

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...

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.

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...

Ángel S. Freire is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation, International Arbitration and Litigation. Ángel S., who practices law in Madrid, Spain, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ángel S. is held by other top lawyers in the same geographic and legal practice area.

Ana Rodríguez Cantarero is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ana, who practices law in Madrid, Spain, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ana is held by other top lawyers in the same geographic and legal practice area.