Alberto Heras

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....

Coordinator of the Labor and Employment Law Department. She specializes in the management of labour procedures in Courts, Labour Inspections, conciliations, resolution of collective conflicts as well as daily labour advice to companies. Member of Barcelona Bar Association.

Partner Litigation-Arbitration Area at Crowe Barcelona office since March 2021. She began her professional career as a Court Agent officer in 1994 (Joaniquet-Tamburini). In 1996 she joined Mullerat & Roca law firm as a civil and commercial litigation lawyer. In 2006, she joined the litigation department of Ventura Garcés & Lopez Ibor, a firm of which she was named partner in the litigation area in 2014 until February 2021. Isabel is a leading litigator with extensive experience...

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

Xavier Amat Badrinas xab@avqlegal.com Partner responsible for the Corporate Department Education: He has a degree in Law (1984) from the Institute of University Studies (IEC in Barcelona) and the Spanish Open University (UNED in Madrid). He has also taken postgraduate courses in Community Law, Real Estate Law, Tax Law and Accounting. Professional experience and expertise: Xavier is a co-founding partner of the firm, head of the Business department, and his activity is focused on commercial la...

Jesús joined Crowe Legal y Tributario in 2000. He is currently partner at Crowe and head of the international Tax Planning Department in Barcelona. Responsible for Crowe Global professional relations in the headquarters of Barcelona. Chairman of the EMEA Tax Committee since 2015. Member of Crowe Global ITC. Jesús is currently in charge of developing the program of Global Mobility and International Restructuring of the Firm. Responsible for the national and international Tax Plan...

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

Degree in Economics from Universidad de Barcelona. She holds an Executive Master in taxes by ESADE. She has more than 15 year’s professional experience with tax consulting. She has wide experience in International Assignment Services, design and implementation of Compensation and Benefits Plans, definition of Compensation programs for Senior Executives, etc.

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...

Levón joined Crowe in 2025 as a partner in the Banking and Finance practice, having developed his career at renowned international firms, notably Cuatrecasas, DHH Beijing, and GK Group Legal, where he was managing partner. To date, he has represented Enterprise Armenia in Spain, a state agency for investment promotion, and has advised various members of the Spanish Congress of Deputies and Senate. Levón has extensive experience in financing and refinancing transactions, advising...