Pieter Huizing is a Partner in the competition law department of Allen & Overy LLP in Amsterdam. He focuses on various aspects of competition law and regulatory affairs. He regularly represents clients in proceedings before competition and regulatory authorities and courts. Pieter has extensive experience in merger control proceedings, cartel and abuse of dominance investigations, private litigation, general competition guidance and compliance, and sector specific competition law and regulation in the aviation, energy, health and telecom sectors. While spending most of his time in Amsterdam, Pieter has also worked at the competition departments of the Washington D.C. and London offices of Allen & Overy and conducted several secondments at clients and at the Dutch competition authority. Pieter is a University of Groningen graduate, where he received a cum laude LL.M. degree in Economics and Business Law, a cum laude LL.M. degree in International Law, and a cum laude M.A. degree in International Relations. He obtained a postgraduate diploma in EU Competition Law at King’s College London in 2014. In March 2021, he obtained a PhD at Leiden University focusing on the parallel public enforcement of international cartels. Pieter regularly publishes in Dutch and international journals on competition law and is a guest lecturer at Nyenrode University and Leiden University.