LAWYER PROFILE

Juan Jiménez-Laiglesia

Europe 2026

Pérez-Llorca

Ranked in 1 practice area

Competition/European Law

Spain

19 years ranked

About

Provided by Pérez-Llorca

Practice Areas

EU and Competition, IP, TMT.

Juan specialises in EU law, competition law and regulatory matters, with extensive experience in Brussels and Madrid. He advises on joint ventures, strategic alliances, and merger control (both notification and third-party challenges), as well as abuse of dominance, cartel investigations and State aid cases. He regularly represents clients before the European Commission, EU Courts, Spanish Competition Authorities and domestic courts.

Career

Juan is a partner (since 2018) in Pérez-Llorca’s EU & Competition practice. Prior to joining the firm, he led the Competition Law departments of both a Big Four and a leading international law firm.

- 2006 Degree in Philosophy, Universidad Nacional de Educación a Distancia

- 1992 Degree in Economics, Universidad Nacional de Educación a Distancia

- 1991 MBA, IESE Business School, Barcelona

- 1991 Degree in Political Science, Universidad Nacional de Educación a Distancia

- 1989 LL.M. in Community Law, Université Libre de Bruxelles (Belgium)

- 1988 Degree in Law, Universidad Complutense de Madrid

He works in Spanish, English and French

Professional Memberships

Madrid Bar Association (ICAM).

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/European Law - Spain

Band 3

Individual Editorial

Juan Jiménez-Laiglesia is a talented advocate whose practice encompasses merger control cases, behavioural investigations and compliance programmes. He assists clients from a variety of industries including food and beverages, pharmaceutical and transportation.

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Strengths

Provided by Chambers

He is a brilliant professional with great expertise in the subject. He knows how to focus on issues perfectly, and gives you lots of practical examples of his expertise.
Competition/European LawChambers European Guide
Juan Jiménez-Laiglesia has the technical and judicial abilities you need. He understands our issues and particularities very easily. He is exquisite in his service and very close to the client.
Competition/European LawChambers European Guide
His client service is impeccable, and he is extremely close and available to you.
Competition/European LawChambers European Guide
Juan Jiménez-Laiglesia is an excellent lawyer in matters of competition.
Competition/European LawChambers European Guide