Konstantin has been responsible for obtaining many unconditional merger control clearances from the European Commission and the Spanish competition authority (CNMC) in a wide range of industries for a large number of high-profile corporate clients. He also advises clients, including  those based in German-speaking countries, involved in antitrust infringement proceedings in Spain and often represents them in subsequent court proceedings up to the Supreme Court. The firm’s clients resort to him for advice on distribution law issues. His German law background makes him a go-to person for clients from German-speaking countries seeking advice in Spain.

Prior to joining Garrigues’ Madrid team. Konstantin worked as a legal trainee (Referendar) at the European Commission, the German Embassy in Tel Aviv, the German Representative Office in the Palestinian Territories, and several years as an associate at Hogan & Hartson and Cleary Gottlieb Steen & Hamilton in Brussels.

Konstantin received his legal education from the universities of Freiburg, Grenoble (Diplôme de Droit Français, 1991) and Cologne (First State Exam, 1994), Appeal Court in Berlin (Second State Exam, 1997) and Georgetown University (LL.M., 1998). 

For several years, Konstantin has been a Visiting Professor at the Brussels School of Competition (Brussels) where he has taught EU Competition Procedure and co-director of the yearly European and Spanish Competition Law Course at the Instituto de Estudios Bursátiles (Madrid).

Konstantin is emeritus member of the Executive European Alumni Advisory Board of Georgetown University Law Center.

In recent years, Konstantin has regularly been selected by his peers for inclusion in the most prestigious legal directories such as The Best Lawyers, Who is Who Legal and Chambers and Partners Europe (2024 edition: "I believe that Konstantin Jörgens can be described as brilliant and exceptional since he has the ideal qualities and skills.";"He is very smart and has good understanding of the CNMC.";"He is a very prepared person with a great ability to understand and collaborate. He is patient and open to listening, with great technical skills and a very practical approach.") and Legal 500 (2024 edition: "I work very closely with Konstantin Jörgens. He is a one of a kind lawyer who is extremely knowledgable but also very pragmatic. Quite a unique combination. He is always available and responds very quickly to emails. He is kind and pleasant to work with, which is again quite unique given his quallities.’’). in the practice area of Competition / Antitrust Law in Spain.

• Coautor “Car manufacturers cartel damages claims reach Spanish Courts”, [2024] 17 Global Competition Litigation Review., Issue 3, Regional Developments (Spain)
• Antitrust Rules" in “EU Competition Procedure”, edited by Luis Ortiz Blanco, Oxford University Press, fourth edition 2021 (co-author since the second edition)
• Chapter 12: “Cartels and Evidence - What is required to prove the regulators’ case” in: The Fights against Hard-Core Cartels in Europe (edt. José Maria Beneyto, Jerónimo Maillo, Bruylant, 2016).
• "Horizontal Agreements in EU Competition Law”, Chapter on "Procedure before the EU Commission" (edt. Frank Wijckmans/Filip Tuytschaever, Oxford University Press, 2015).
• “Quantification of competition law penalties in Spain as a result of recent Supreme Court case law”, Unión Europea Aranzadi; No. 3, 2015.
• Co-autor of "Global Einkaufen - Ein Überblick über das Einkaufsrecht Spaniens", (2014, published on website of Bundesverband Materialwirtschaft, Einkauf und Logistik (BME)).
• “Fusionskontroll - und Kartellrecht in Spanien“, Frankfurter Kommentar, 2012, updated 2016 (forthcoming); Chapter Fusionskontrolle und Kartellrecht in Spanien" in Handels- und Wirtschaftsrecht in Spanien (ed. Löber, Wicke Huzel, Editions für internationale Wirtschaft, Frankfurt 2008).
• “Important Developments in the field of EU competition procedure” Journal of European Competition Law and Practice, Oxford University Press, 2011.
• Co-author of country chapter Spain in “International Competition Litigation, A Multi-jurisdictional Handbook”, edt. Gordon Blanke / Renato Nazzini (Kluwer Law International, 2011).
• “Antitrust, Year-in-Review”, ABA Section of International Law, International Antitrust Law Committee, co-editor in 2009 and 2010, since 2005 co-author for "Spain".
• Country contributor for "Spain" in Global Competition Litigation Review (Sweet Maxwell), since 2007.