Chambers Review
Provided by Chambers
Provided by Arpa Abogados Consultores
ARPA Abogados Consultores has over 30 years of experience providing top-tier corporate legal, economic, and tax advisory services. Our team of more than 90 professionals specializes in 16 practice areas and operates across 15 multidisciplinary teams, dedicated to delivering tailored, value-driven legal solutions that foster long-term, trust-based relationships with clients.
We offer a comprehensive range of services, including M&A, corporate governance, tax planning, dispute resolution, and compliance, with a strong focus on delivering practical and efficient solutions for businesses of all sizes. Our deep understanding of each client’s business enables us to provide practical, efficient solutions for companies of all sizes.
Market recognition underscores this position. ARPA has been ranked in General Business Law: Regions in Spain for the third consecutive year and has featured for 13 consecutive years among the Top 40 Spanish firms by global turnover, according to Expansión. In addition, 2 of our Heads of Department, Fernando Armendáriz and Laya Abós have been individually recognised by Chambers and Partners, while our Tax Department was included in the inaugural Best Lawyers Spain 2026 in the Regional Tax Law category.
We are based in Pamplona, Madrid, San Sebastián and Zaragoza and we are part of Eurojuris International, a global network with over 7,000 lawyers across more than 60 countries, which guarantees legal coverage wherever you need it.
Provided by Chambers
Provided by Chambers
The team is very well sized and always provides adjusted resources to ensure maximum quality and availability.
Arpa Abogados has empathy and, above all, can search for real and practical solutions to problems, with a proactive mindset.
The team is very well sized and always provides adjusted resources to ensure maximum quality and availability.
Arpa Abogados has empathy and, above all, can search for real and practical solutions to problems, with a proactive mindset.
Provided by Chambers

Pamplona-based Fernando Armendariz enters the rankings on the back of strong market support. He is equipped to advise clients on a wide range of business law matters including M&A, commercial, tax and bankruptcy deals. He also has notable expertise on deals within the energy sector.
Fernando is very good technically and we rely on what he provides for us.
He has great negotiating skills and looks after the interests of his client. He is a great professional who brings security to each operation.

Laya Abos is recognised for her ability to advise clients on deals within the M&A and commercial space. Based in the Pamplona office, she often represents a wide range of clients, including those within the financial and technology sectors.
She provides very good service and customer support. She responds to high levels of complexity and has good commercial vision.
Laya is an excellent professional in all aspects, dedicated and absolutely focused on supporting the transaction.


Provided by Arpa Abogados Consultores
Covadonga Lorente Gutiérrez
David Asín Martínez
Fermín J. Arméndariz Vicente
Fernando Arméndariz Carrascón
Head of Department
Fernando Badenes Garcia Caro
Francisco Javier Hijas Chacón
Javier Mendive Navarro
Jon Etexeandía Iparraguirre
José Antonio Arrieta Garnica
José Ignacio Pérez de Albéniz Andueza
Head of Department
Juan Torres Zalba
Laya Abós Aldanondo
Head of Department
Maria Obanos Muguiro
Teresa Floristán Puertas
Álvaro Abáigar Domínguez
Provided by Arpa Abogados Consultores
Agri-food
Agri-food sector
Bankruptcy
CCIs
Company Law
Competition Law
Corporate Compliance
Corporate groups
Family Business
Foundations
Intellectual Property
International Law
Labour Law
Mediation
Mergers & Acquisitions (M&A)
Mining
Pharma & Healthcare
Renewable Energy
Tax Law
Venture Capital