Jamie Mansour advises clients on their most significant UK, EU and international competition law matters. His practice includes the full range of contention and non-contentious competition law matters, including merger control, competition litigation (including abuse of dominance and cartels), and competition law compliance.

Jamie has particular experience on the most complex, outcome determinative merger control matters.  He is also a specialist in the new UK consumer law regime introduced in the Digital Markets, Competition and Consumers Act 2024.

Jamie advises clients across a range of industry sectors including technology, retail, oil and gas, sports, telecoms, logistics, pharmaceuticals, gaming, financial services, aerospace and defense, and healthcare and life sciences.

Prior to joining Latham, Jamie trained and practiced at leading Magic Circle and US firms.

Jamie's experience includes advising:

Merger Control

  • SLB in relation to the global merger control filings for its US$7.8 billion acquisition of ChampionX Corporation, an oilfield support services business, including negotiating a remedies package including Phase I behavioral remedies in the UK
  • Endeavor on its sale of its IMG Arena business to Sportradar, involving an exiting firm counterfactual case
  • DAZN on its US$2.2 billion acquisition of Foxtel Group, one of Australias leading media companies
  • CoStar Group in its US$1.6 billion acquisition of Matterport, a provider of virtual imaging solutions, capture services and hardware
  • HIG Capital on its acquisition of Ascent Global Logistics, a global logistics company
  • Omnicom on its US$900 million acquisition of Flywheel Digital, the former digital commerce assets of Ascential
  • Thermo Fisher Scientific in relation to its US$3 billion acquisition of Olink in the medical device sector following a detailed CMA Phase 1 merger investigation
  • Endeavor on its acquisition of World Wrestling Entertainment (WWE) and the formation of a new publicly listed company including the WWE and the Ultimate Fighting Championship
  • NVIDIA on its proposed US$40 billion acquisition of Arm Limited, the Cambridge-headquartered semiconductor and software design company, from SoftBank
  • Farfetch, a leading luxury fashion platform, in the expansion of its luxury new retail partnership, including an agreement for Farfetch to acquire a 47.5% stake in YOOX Net-a-Porter (YNAP)
  • Farfetch on its global strategic partnership with Alibaba Group and Richemont, to provide luxury brands with enhanced access to the China market and accelerating the digitization of the global luxury industry and other matters
  • A global cloud communications company on regulatory approvals associated with the acquisition of a mobile messaging solutions provider
  • A number of clients active in the gaming industry, most notably Embracer in connection with its acquisition of the game developer Easybrain
  • Bristol Myers Squibb Company in relation to its US$74 billion acquisition of Celgene Corporation, a global biopharmaceutical company*
  • BC Partners in relation to its investment in Advanced, a provider of business software solutions*
  • CapVest and its portfolio company Valeo Foods in relation to its acquisition of Tangerine Confectionery, the leading supplier of private label sugar confectionery in the UK*
  • Bain Capital in relation to several acquisitions, most notably including the acquisition of DSM Sinochem Pharmaceuticals, a producer of sustainable antibiotics, next-generation statins and anti-fungals and the acquisition of Rocket Software, a company active in analytics, data and enterprise software*
  • The Boeing Company in relation to the US$4.25 billion acquisition of KLX, a distributor of small spare parts for the aerospace industry*   
  • Tesco in connection with its acquisition of Booker, the largest successful Phase II in the history of the UK grocery market*

Compliance, Investigations, and Litigation

  • A global healthcare provider in relation to compliance with the Private Healthcare Market Investigation Order 
  • A medical device company in connection with dawn raids and related investigations in a European state*
  • A manufacturer of smart chip cards in connection with a follow-on competition litigation*
  • CK Hutchison in its landmark appeal to the European Courts in connection with its merger with Telefonica Europe (O2 UK)*

*Matter handled prior to joining Latham

Bar Qualification

  • England and Wales (Solicitor)
  • Victoria (Australia)

Education

  • Bachelor of Civil Law (BCL), University of Oxford, 2016
  • Legal Practice Course, The College of Law, 2016
  • Juris Doctor, University of Melbourne, 2014