Nathalie Klefisch

Professional experience Mariano began his professional career in CUATRECASAS GONÇALVES PEREIRA (1997-2012) where was specialized in Legal & Tax Law to companies, Family business and HNWI. In 2012 joined KPMG (2012-2015), where co-leaded the Family Bussines and Private Client practice in Barcelona, Girona, Balearic Islands and Andorra offices. On January 2016 joins 4|5|3| Law Firm (former Marco Legal, Abogados & Economistas) as a partner, leading the Firm’s Tax Department....

He graduated in Law at the University of Barcelona. Since 1,990 He is a lawyer member of the Barcelona Bar Association. He took postgraduate courses in Town Planning Techniques, in Reparcel Land Systems, and in Cadaster and Real Estate Taxation at the Catalonia Polytechnique University. He has developed a wide professional career for 30 years practicing mainly in administrative law and real estate. His expertise is in town planning, compulsory purchase, public licenses, public domain, Public ...

Berta Molina is part of the litigation and arbitration department. She is specialized in civil law and insurance.

Socio responsable del Departamento técnico de Tax de PwC Tax & Legal Services y responsable del equipo de Procedimientos tributarios de la oficina de Barcelona. Licenciado en Ciencias Económicas y Empresariales por la Universidad Autónoma de Barcelona y licenciado en Derecho por la Universidad Oberta de Catalunya. Curso de postgrado en Estudios Fiscales y Financieros, Universidad de Barcelona. Se incorporó a PwC Tax & Legal Services en 2001, procedente de l...

Marc Lozano is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy & Data Protection Law and Real Estate Law. Marc, who practices law in Barcelona, Spain, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc is held by other top lawyers in the same geographic and legal practice area.

Carlos Muñoz Juanpere is a top attorney Carlos is a lawyer with extensive experience advising companies and individuals, both residents and non-residents, in the tax, commercial and civil fields. He graduated in Law from the University of Barcelona, completing his studies at ESADE, where he obtained a Master's degree in tax consultancy and management. He is a founding partner of the firm. He has extensive experience in legal and tax advice and management of private clients, family busi...

German Ferrer Gonzálvez is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. German, who practices law in Barcelona, Spain, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which German is held by other top lawyers in the same geographic and legal practice area.

Joaquim Bisbal is a professor of commercial law at Barcelona University. Professor Bisbal was awarded his PhD in Law from Bolonia University. He was a visiting researcher at Yale Law School (USA), head of commercial law at Barcelona University and one of the founders of the Open University of Catalonia (UOC). He specialises in company law, insolvency law and securities market law, and he has published widely in these areas. He is a member of the Editorial Board of two journals, Revista de Der...

Partner and Coordinator of the Corporate Department. She specializes in corporate and commercial law, mergers and acquisitions, and national and international contracts. Member of Barcelona Bar Association.

Begoña Cendoya Iriondo is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy & Data Protection Law. Begoña Cendoya, who practices law in Barcelona, Spain, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Begoña Cendoya is held by other top lawyers in the same geographic and legal practice area.