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Brian Sher
Partner at CMS


Brian co-leads the Competition and Trade Team. He is an experienced and trusted competition law adviser, having practised exclusively in the field of EU, UK and international competition law and merger control for over 25 years.

Brian’s leadership and expertise were acknowledged most recently through winning Legal Business Awards Competition Team of the Year 2020. He has long been ranked as a leading individual for competition law in Chambers and Partners.

Brian has substantial UK and EU merger control experience, having obtained clearances in Phase 1 and 2 proceedings, both unconditionally and with remedies. He advises major international corporates on competition issues in their distribution, pricing, technology licensing and competitor collaboration arrangements. He has deep experience of investigations and inquiries, competition litigation and appeals. He also advises in related areas including foreign direct investment, utility regulation, state aid and consumer law. Brian‘s experience spans a wide range of industry sectors including energy, life sciences and healthcare, technology and media, manufacturing, consumer, retail and financial services. 

Brian is co-chair of the Joint Working Party of Bars and Law Societies of the UK on Competition Law. He gained two years‘ management consultancy experience and training prior to becoming a lawyer.

Agenda Sessions

  • Chair’s Welcome and Introduction