Denis Waelbroeck is a Partner in the Brussels office of the law firm Ashurst since 2002. Before this, he was a partner at the law firm Liedekerke Wolters Waelbroeck Kirkpatrick in Brussels.

Denis gained a Masters in European Law and a Masters in Law from the Free University of Brussels. He qualified in 1979.

Both in his practice and academic activities, Denis specialises in European competition law. He has authored a wide range of articles and books on EU competition law, judicial review and other institutional matters. Denis is Professor at the College of Europe and at the Free University of Brussels (ULB).