Simon Pritchard advises clients on their highest stakes UK, EU, and international competition law matters.

Mr. Pritchard draws upon more than 25 years’ experience, having served in government on the Office of Fair Trading’s Senior Executive Team and as the UK’s first Senior Director of Mergers, and in private practice in Brussels, London, and Washington, D.C.

He now guides market-leading companies on:

  • Complex Phase 1 and 2 merger control including parallel EU/UK, US/UK, and other multi-jurisdictional inquiries
  • Challenging agency decisions and precedent-setting merger litigation before the Competition Appeal Tribunal
  • Competition and Markets Authority (CMA) market investigations
  • UK cartel inquiries including leniency applications

A recognized thought leader, Mr. Pritchard has regularly acted as a competition expert to various UK Parliamentary and Whitehall committees, and served as nongovernmental adviser to the Office of Fair Trading and the US Federal Trade Commission. Having helped shape certain foundational aspects of modern UK merger enforcement, he also remains an active participant in periodic efforts to adapt and improve competition policy and procedure in the UK.

Mr. Pritchard’s experience includes advising:


  • Viasat on obtaining UK Phase 2 merger clearance for its US$7.3 billion acquisition of Inmarsat*
  • Thermo Fisher on obtaining unconditional UK and EU merger clearance for its U$17.4 billion acquisition of PPD*
  • Novartis on EU and global antitrust merger clearances for its three-way, inter-conditional asset swap with GSK concerning oncology, vaccines, and consumer health (GCR 2015 Matter of the Year, 2015 FT Innovative Lawyers’ Award)*
  • Seagate Technology on obtaining unconditional EU Phase 2 clearance for its US$1.4 billion acquisition of Samsung’s global hard disk drive business during parallel market consolidation (GCR 2012 Matter of the Year)*
  • VTech on obtaining unconditional UK Phase 2 clearance for its acquisition of Leapfrog*
  • Celesio on obtaining UK Phase 2 clearance with moderate conditions for its acquisition of Sainsbury’s national UK pharmacy business*
  • Sainsbury’s on its proposed £7.3 billion merger with Walmart’s UK grocery business, Asda*
  • GTCR in connection with its acquisition of PRNewswire, the UK’s first “fast-track Phase 1 remedies” case*
  • Amec Foster Wheeler on obtaining UK Phase 1 remedies clearance for its takeover by John Wood, the first “twin track” CMA case involving parallel merits and remedies negotiations, respectively*
  • Siemens on obtaining unconditional EU clearance for its acquisition of Gamesa in the wind turbine sector*
  • Novartis on obtaining conditional EU Phase 1 clearance for its US$40 billion acquisition of Alcon*
  • DS Smith on obtaining conditional EU Phase 1 clearance for its €1.6 billion acquisition of SCA*

Investigations & Litigation

  • JD Sports Fashion, as successful leniency applicant, on two separate CMA cartel investigations in connection with replica football kit of Glasgow Rangers and Leicester City football clubs, respectively*
  • The Royal Bank of Scotland/NatWest on the CMA’s retail and small- and medium-enterprise (SME) banking market study and market investigation*
  • AXA PPP on the CMA’s private healthcare market investigation, judicial review proceedings, and remittal to the CMA*
  • Sainsbury’s on the first successful interim challenge to the CMA’s procedure in Sainsbury’s/Asda*
  • JD Sports Fashion on its successful litigation against the CMA’s decision to unwind the completed acquisition of Footasylum (remittal on irrationality grounds) and the CMA’s decision to impose a penalty for failure to comply with an initial enforcement order (decision withdrawn)*
  • Eventim on securing the first judicial review remittal of a Phase 2 merger inquiry under the modern UK regime*

*Matter handled prior to joining Latham

Bar Qualification

  • England and Wales (Solicitor)


  • LLM, University of Heidelberg, 1997
  • LLB (Hons), University of Adelaide, 1996
  • BA (Hons), University of Adelaide, 1995

Languages Spoken

  • English
  • German