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Slaughter and May

Living Wage
Work 020 7600 1200
Fax 020 7090 5000
Beijing, Brussels, Hong Kong, London

Philippe Chappatte

Work 020 7600 1200
Slaughter and May

Work Department



Partner; Philippe is Head of the Competition Group.

He is resident in our London office, but also spends a proportion of his time in Brussels. He is responsible for the running and development of the firm’s global competition practice, including through our Beijing and Hong Kong offices and 'best friend' firms.

Philippe has extensive experience of both EU and UK competition law with expertise in merger, cartel, behavioural and competition litigation cases in both jurisdictions.


Articled Slaughter and May; qualified 1982; partner 1989.


French; reasonable German.


Co-founder and co-president of the European Competition Lawyers Forum.


Oxford (BA Law 1st Class); Université Libre de Bruxelles (Lic Sp Dr Eur highest distinction).

Belgium: Competition

EU and global

Within: EU and global

Among Slaughter and May’s key attributes, are its ‘unmatched depth of knowledge’ and ‘quick responses to complex issues’. ‘Market leader’ John Boyce is a recognised authority in the area and advised FMC on the acquisition of DuPont’s crop protection business. On the contentious side, Anna Lyle-Smythe is advising British Airways on litigation connected to the global air cargo cartel investigations. Other names to note are group head Philippe Chappatte and the ‘very responsive, pragmatic and commercial’ Jordan Ellison.

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London: Corporate and commercial

EU and competition

Within: EU and competition

The standard of service at Slaughter and May  is ‘always of the highest calibre’, and the practice is rated for its ‘extremely responsive, friendly and knowledgeable’ approach.  Philippe Chappatte (‘deep legal knowledge in the whole of this field, can think creatively about problems, always helpful’) is the global head of the firm’s Competition Group. Chappatte and Jackie Holland  acted for payments systems infrastructure provider VocaLink and its shareholders in relation to its acquisition by Mastercard, which was referred to the CMA and necessitated the development of a set of behavioural undertakings, which the CMA accepted in lieu of a Phase 2 investigation. The ‘very astute and attentive’  Claire Jeffs  acted for Google on the European Commission’s investigation into its AdSense for Search advertising services and Android operating system. Other highlights saw Bertrand Louveaux  representing Punch Taverns on the CMA’s Phase 1 review of Heineken’s acquisition of the Punch Securitisation A Estate and Isabel Taylor advising the UK Treasury on a series of measures put forward to the European Commission to be implemented by RBS in lieu of its State aid commitments to divest the Williams & Glynn business.

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London: Dispute resolution

Competition litigation

Within: Competition litigation

'Intellectually superb and relentless in pursuing the highest possible standards', the team at Slaughter and May, which is led by the 'esteemedRichard Swallow, has 'an enviable' reputation in competition litigation. Predominantly acting for defendants in some of the most high-profile claims, the group works closely with the global competition department, which is headed by Philippe Chappatte. Highlights included handling the principal UK actions and European follow-on litigation for British Airways in a major global multi-party litigation, following on from the air cargo cartel investigation. In another standout matter, it is representing Koninklijke Philips in a damages claim brought by in the English High Court by iiyama, arising from the European Commission's CRT and CRT Glass cartel decisions. It is also acting for MAN in various damages actions in courts and tribunals in the UK concerning the European Commission's truck cartel investigation.  Also recommended are the 'brilliant and meticulousJonathan Clark, 'tactically shrewdIsabel Taylor, 'tough litigatorSarah Lee and Camilla Sanger, who was promoted to partner in May 2018.

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