Expert in Corporate Law

Comprehensive legal advice, especially
aimed at small and medium-sized enterprises,
start-ups and asset managers.

To defend the client’s interests and minimise their risks, always staying abreast of their rights and duties in the face of the technological, economic and social evolution taking place worldwide.

To create sustainable value for our clients

For a legal expert, creating value does not mean taking on a new profession, but rather continuing to practice law, but from a new perspective, one that requires the legal expert to be involved in the development of a client’s business, addressing their needs, thinking of their profitability, image and reputation, always within the framework of the client’s challenges and objectives“.

Antonio Sierra | Abogado-Fundador



Commitment to our principles, acting in accordance with the principles of honour and probity.


Discovering, understanding and resolving the most complex problems in the most efficient ways.


Adapting to the client’s expectations and requirements with imagination and experience.


Organised in such a way as to offer the best quality tailored service at the best price.
Cristina Martínez Ribas / Lawyer

Practice areas: transport, port, litigation, commercial and common law.
Experience: Lawyer at Berenguer Comas Law Firm (1992-1997); Legal Director of the shipping agent Witty S.A. and correspondent of P&I Clubs (1997-2006 & 2014-present) and the TTClub (1997-2000); Counsel assigned to the General Secretariat of the Port Authority of Barcelona (2006-2012).
Languages: Spanish, Catalan, English and French
Member of: Barcelona Bar Association (ICAB), Spanish Maritime Law Association (AEDM), International Port Law Association (AIDP), Women’s International Shipping & Trading Association (WISTA)
M.+34 626 197 491

Jaime Piera Gabarró  / Lawyer

Practice areas: tax and finance.
Experience: Associate at Price Waterhouse (1992-1995); Partner at Cuatrecasas Abogados (1995-2017).
Languages: Spanish, Catalan and English.
Member of: Barcelona Bar Association (ICAB), Spanish Association of Tax Advisers (AEDAF).
M.+ 34 605 902 987

Antonio Sierra Lledós / Lawyer

Practice areas: corporate, commercial, real estate, compliance.
Experience: Lawyer with more than 25 years of experience as Legal Director of GMTCB -port terminals operator- (2011-2016), Legal Vice-President of MELIA HOTELS INTERNATIONAL (1999-2011), in-house lawyer at SEAT / VOLKSWAGEN (1991-1999) and associate lawyer at Cuatrecasas Abogados (1986-1991).
Languages: Spanish, Catalan and English.
Member of: Barcelona Bar Association (ICAB).
M. +34 629 635 473


In civil, mercantile, labour, tax and administrative law, and in matters involving regulatory compliance, litigation and arbitration.
In public contracts and tenders, especially involving public grants for investment, construction and development of port terminals (BOT, BOO, BOOT project financing agreements).
In corporate restructuring operations in several jurisdictions, including mergers and acquisitions, joint ventures and shareholder agreements.
In transactions involving the buying and selling of real estate, leases, sale and lease back agreements, surface rights, purchasing operations, buying and selling of assets, due diligence procedures and contracts for the management of business enterprises, especially in the hospitality sector.

We work putting together the best team of professionals for each task, constantly coordinating our efforts to be able to offer optimal and efficient advice, at both a national and international level. When working on international projects we collaborate with a network of local legal consultants on site and coordinate their work.

We act as a trusted partner for our clients, building a real team spirit with them and involving ourselves in their business projects.
We accompany our clients in all aspects of their lives, providing legal solutions that are optimal, reliable and result-oriented.

At your service
Contact and how to find us

Denom Legal

Consell de Cent 329 2º 1ª
08007 Barcelona
Tel. + 34 93 115 09 93

Cristina Martínez Ribas +34 626 19 74 91
Jaime Piera Gabarró      +34 605 90 29 87
Antonio Sierra Lledós  +34 629 63 54 73