Rosa Brioso González

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.

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....

José Juan Garcia Torralba is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. José Juan, who practices law in Murcia, Spain, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which José Juan is held by other top lawyers in the same geographic and legal practice area.

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...

Antonio Sala is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law. Antonio, 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 Antonio is held by other top lawyers in the same geographic and legal practice area.

Julio has a large experiencie as a lawyer advising medium and big size companies and entities dependent on public administration in the labour and social security areas. He has participated in numerous collective bargaining agreements and collective dismissals including those carried out in GE Hydro Renewable Hydro Spain, FAGOR Electrodomésticos, S. Coop., Koxka Technologies, General Cable or Bruesa Construcción. His experience includes: advising, negotiating and managing all ty...

Ignacio Quintana Elena is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ignacio, who practices law in Madrid, Spain, has been recognized since 2016. 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.

Ignacio Marroquín Sagalés is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law. Ignacio, who practices law in Barcelona, Spain, has been recognized since 2014. 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.

Javier es licenciado en Derecho por la Universidad de Navarra (1992) y LLM por University College London – UCL- (1996), miembro del Ilustre Colegio de Abogados de Madrid (1993) y “Solicitor of the Law Society of England and Wales (1997) y profesor de M&A (Fusiones y Adquisiciones) en el Instituto de Empresa. Javier tiene gran experiencia en la especialidad de M&A, habiendo realizado numerosas operaciones, tanto nacionales como internacionales, coordinando equipos en divers...

Sandra Nicolas is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law and Energy Law. Sandra, 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 Sandra is held by other top lawyers in the same geographic and legal practice area.