Our team

International Law Firm

Partner and Head of Restructuring

Banking and Litigation, Complex Litigaton, Insolvency



Esther holds a law degree from the Universidad Autónoma de Madrid. She took complementary courses at the Complutense University and the Madrid Chamber of Commerce.


Esther Cubillo Ruiz joined the firm in 1998 and is Head of the Litigation and Procedural Law Department at the Barcelona office.

Throughout her professional career, her experience in Procedural Law, Banking Litigation, Intellectual Property Rights and Data Protection has always stood out, as well as that in the banking, financial, property and industrial sectors.

Esther is a litigation lawyer with extensive experience in Banking and Property Litigation and Bankruptcy Proceedings. She has successfully defended the interests of the Firm’s clients in all types of proceedings. In addition, she usually advises companies on litigation matters such as Intellectual Property Rights, unfair competition and distribution and agency agreements. In addition, she regularly advises companies on intellectual property, unfair competition and distribution and agency litigation. Esther has experience in advising clients on intellectual property, unfair competition and distribution and agency matters, having represented numerous companies in bankruptcy proceedings.

She is also a regular speaker at courses organised by Recoletos Conferencias and the Institute for International Research. In 2016 and 2017, Esther has given courses at the Madrid Bar Association on Enforcement.


‘Recognised by Chambers & Partners Directory. Europe Edition (2011, 2012 and 2013)
Awarded as ‘Best Lawyer’ since 2015.
Recommended by the directory ‘Leaders League’ in the category ‘Spain – Insolvency Litigation Ranking 2020: Best Law Firms’.
Esther Cubillo is a frequent contributor to various national newspapers, including Expansión and Gaceta de los Negocios.

Some articles by Esther Cubillo:

Comment Stjue 11 March 2020. Case C-511/17 (Györgyné Lintner v Unicredit Bank ‘Hungary Zrt) 11 March 2020. Ex Officio Examination of Abusive Clauses’
‘Crisis and the Shadow Banking momentum in the context of the draft Corporate Finance Bill’
‘Buying a home in Dubai: a fully secured legal framework’
‘The number and types of arbitration claims against Spain for its renewable energy measures continues to increase’.


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