Brexit and the international role of the UK’s Competition and Markets Authority

Samantha Mobley

Samantha Mobley is a partner in the EU, Competition & Trade Practice of Baker & McKenzie's London office and a member of the London office Management Committee. She headed Baker McKenzie's Global Antitrust and Competition Group, a team of over 300 competition and antitrust specialists worldwide for six years. Samantha has extensive experience in all areas of EU and UK competition law. She is an experienced merger control specialist and regularly advises the boards of UK plcs in numerous industry sectors on antitrust compliance matters. Samantha was ranked as a “Thought Leader”, Who’s Who Legal Competition 2021, Leading Individual for competition law, Chambers & Partners 2020 and Competition Legal Expert, Who’s Who Legal 2020. She is also a Non-Governmental Adviser appointed by the UK Competition and Markets Authority to the International Competition Network. Samantha is a Senior Vice-Chair of the IBA's Antitrust Committee.

Paula Riedel

Paula Riedel is a partner in Kirkland’s London office. She represents clients before the European Commission and the UK’s Competition and Markets Authority. Her practice spans the full spectrum of antitrust requirements, in particular EU and multinational merger control, antitrust, state aid, compliance and regulatory matters.

Paula is recognized as a leading lawyer in Chambers Global, Europe and Chambers U.K., The Legal 500 UK, and Who’s Who Global Elite. She is a long-standing tutor on King’s College London’s Postgraduate Diploma in EU Competition Law and is a former Chair of the Law Society Competition Section. Prior to partnership, she was seconded to the UK’s Department of Trade and Industry, Competition Policy Directorate (Merger Policy).

Bojana Ignjatovic

Bojana Ignjatovic is a Partner at RBB Economics, based in London and Brussels. With close to 20 years’ experience in competition economics, and described in Who’s Who Legal as “outstanding” and possessing “superb analytical skills”, Bojana has led RBB Economics teams in some of the largest competition law investigations across Europe. Prior to joining RBB in 2007, Bojana worked at the UK Office of Fair Trading (now the CMA). Bojana has particular expertise in EU and UK merger control: her recent cases include Alstom/Bombardier, Siemens/ Alstom, Spirit AeroSystems/Asco, Nidec/Embraco, and Comcast/Sky. She also has extensive experience on competition law investigations, including on many recent landmark cases, including on MFN clauses in online hotel agents (acting for Booking.com), excessive pricing (advising Pfizer) and loyalty rebates (advising Unilever, MSD).

Sarah Cardell

Sarah Cardell was appointed as General Counsel at the Competition and Markets Authority (CMA) in September 2013. She heads the CMA’s Legal Service which provides legal advice across the CMA’s functions. She is also a member of the CMA’s senior executive team and is the legal advisor to the CMA’s Board.

• Partner in the Competition Group at Slaughter and May, where she advised across a wide range of EU and UK merger and antitrust cases.
• Legal Partner of the Markets Division at Ofgem, where her responsibilities included leading on competition law matters.

Katerina Soteri

Katerina Soteri is Group Counsel for Global Legal Policy and Strategy at American Express, having joined American Express in 2006. Her role involves advising on strategically significant developments in the payments regulatory landscape globally. This encompasses (i) proactively tracking emerging antitrust, regulatory and competitive trends (ii) engaging with policy officials in antitrust authorities and other government functions in partnership with government affairs colleagues and (iii) advising on commercial strategy. Katerina also manages antitrust and regulatory inquiries across multiple jurisdictions and associated litigation.

Prior to joining American Express, Katerina spent four and a half years in the Legal Services and Policy branch of the Office of Fair Trading (OFT), the UK Competition Authority. In this role, Katerina litigated and advised on a full range of competition law matters (mergers, antitrust, market reviews, dawn raids) and led several case reviews. Katerina was also the lead OFT legal advisor assisting the European Commission in several EU dawn raids across a range of sectors and spearheaded the OFT's policy on issues such as private actions for competition law violations. Before that, Katerina trained and qualified as a solicitor at Clifford Chance LLP, where Katerina developed expertise in corporate and competition law working in both the London and Brussels practices.

From 1999-2000 Katerina spent six months at the European Commission (Enlargement), playing a key role in supporting a candidate country's screening for accession.

Katerina graduated with an LLB from the London School of School of Economics and also holds a diploma in Competition Law from Kings College London.

Katerina has been recognized by W@ as one of the top 40 in their 40 antitrust lawyers globally in 2019, by GCR as one of the leading women corporate counsel in antitrust in 2016 and by GCR as one of the top 40 under 40 antitrust lawyers globally in 2015.

Katerina is a member of the OECD business advisory committee, informing the organization’s policy thinking. Katerina has been appointed as an expert advisor the European Commission on emerging policy proposals in the payments sector since 2010 and sits on its “Payment Systems Market Experts Group”. Katerina is also a member of the In-House Competition Lawyers Association and represent the company in industry forums.