Specialist in civil liability, drafting complex legal opinions and reports for court and arbitration proceedings.

Mariano Yzquierdo is a member of the Spanish Royal Academy of Jurisprudence and Legislation.

He is a professor of civil law at Universidad Complutense de Madrid.

He has written many books, chapters in collective works and articles in specialized journals on civil law, including topics such as domicile, condominiums, intellectual property, legislative powers of the autonomous regions in civil law, interpretation of standards, ways to acquire property, insolvency law, parental responsibility, consumer law, family law, and contracts. He is the author of many publications on civil liability.

He speaks on his area of expertise at many conferences in Spain, and at European, Latin American and US universities.


  • Doctorado en Derecho
    Universidad Pontificia Comillas-ICADE, Madrid, 1987

    Licenciado en Derecho y Graduado en Ciencias Empresariales
    Universidad Pontificia Comillas-ICADE, Madrid, 1982

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Best Lawyers en la práctica de Litigation and Arbitration