Johan Ysewyn is a partner at Covington & Burling in Brussels, acting as head of the firm’s EU Competition group. He advises on all aspects of EC, international and Belgian antitrust law, including merger control, compliance and cartel and leniency issues and abuse of dominance cases, acting for both parties and complainants. Johan’s practice has a strong focus on global and European cartel investigations and he has represented companies from a range of sectors. Johan has written and lectured extensively on international cartel and leniency-related issues. He co-authors the loose-leaf European Cartel Digest and lectures on cartel law and economics at the Brussels School of Competition. He has acted for the immunity applicants in the bitumen and marine hose cartels and acted for defendants in alleged cartels in consumer goods, pharmaceuticals and chemicals. He has also acted in a series of cartel investigations by the European Commission in relation to consumer electronics and price benchmarking in the oil sector, and has acted for the European Payments Council in the first European Commission investigation into standardisation agreements, notably in the e-payments sector. Johan is one of the leading experts on EU State aid issues, working both for beneficiaries and governments. He has advised a number of leading banks and governments, as well as represented major European airlines. He has notably been involved in the Fortis, KBC, Dexia, Arco, Citadele and Air Baltic State aid cases. Johan speaks regularly at conferences such as GCR, IBC, IBA, Chatham House and industry events and has written for numerous legal publications and is recognised as a leading competition lawyer by Chambers & Partners, Legal 500 and other industry guides. Johan has acted as a non-governmental advisor to the International Competition Network (ICN). He has also been asked to advise the European Competition Network on the review of the ECN leniency policies.

2023 Awards


Nominee, 2019 Antitrust Writing Awards: Academic, Procedure

Nominee, 2017 Antitrust Writing Awards: Business, Concerted Practices

Nominee, 2014 Antitrust Writing Awards: Academic, Concerted Practices

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