Mark Summers KC > Matrix Chambers > London, England > Barrister Profile
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Mark Summers KC
Position
Specialist in extradition, mutual legal assistance, criminal EU law. Recent extradition cases include ● India v Vijay Mallya ● USA v Naviner Sarao (the 2010 “flash crash”) ● USA v Kareem Serageldin (Credit Suisse executive prosecuted for his part in the 2008 financial crisis) ● the collapse of Enron (the “NatWest 3”) ● Spain v Rwandan intelligence chief, General Karenzi Karake ● Sweden v Julian Assange ● South Africa v Shrien Dewani. Mark’s domestic criminal practice focuses on anti-terrorism and cases concerning complex cross-border and jurisdictional issues. His recent caseload has included ● R v Anjem Choudary ● the 1982 Hyde Park IRA bombing ● the Pakistani international cricket spot-fixing trial ● the plot to bomb the London Stock Exchange ● challenges to the legality of the policing of the 2011 Royal Wedding.
Career
Called 1996; Inner Temple • co-author of ‘Abuse of Process in Criminal Proceedings’ (Bloomsbury, 4th ed. 2014) • co-author ‘The Law of Extradition and Mutual Assistance’ (3rd ed. OUP, 2013) • co-author of ‘Human Rights and Criminal Justice’ (3rd ed. Sweet & Maxwell, 2012) • contributing editor to ‘Fraud: Criminal Law and Procedure’ (Looseleaf, OUP).
Memberships
Extradition Lawyers’ Association (former chair).
Lawyer Rankings
London Bar > International crime and extradition
(Leading Silks)Ranked: Tier 1Mark Summers KC –Matrix Chambers ‘Mark is the go-to silk for extradition. He has an encyclopaedic knowledge of domestic and European extradition law, he works ferociously hard, and he has the ear of judges at all levels.’
Matrix Chambers is experienced in advising corporate and individual clients on extradition exposure in international criminal cases, and the set’s barristers have been instructed in numerous cases before international courts such as the International Court of Justice and the European Court of Human Rights. Leading Jessica Jones, Alex Bailin KC represented the former CEO of Autonomy in USA v Michael Lynch, an extradition case in relation to allegations of fraud by HP concerning its $11bn purchase of the company, with Mark Summers KC opposing him for the US government. Clare Montgomery KC represented the former vice president of FIFA Jack Warner in an appeal against extradition from Trinidad to the United States, while Mark Summers KC has been instructed in Japan v Chappell, a case concerning a jewellery heist in Tokyo in 2015; a rare case of extradition from the UK to Japan in the absence of an extradition treaty between the states.
Matrix Chambers is experienced in advising corporate and individual clients on extradition exposure in international criminal cases, and the set’s barristers have been instructed in numerous cases before international courts such as the International Court of Justice and the European Court of Human Rights. Leading Jessica Jones, Alex Bailin KC represented the former CEO of Autonomy in USA v Michael Lynch, an extradition case in relation to allegations of fraud by HP concerning its $11bn purchase of the company, with Mark Summers KC opposing him for the US government. Clare Montgomery KC represented the former vice president of FIFA Jack Warner in an appeal against extradition from Trinidad to the United States, while Mark Summers KC has been instructed in Japan v Chappell, a case concerning a jewellery heist in Tokyo in 2015; a rare case of extradition from the UK to Japan in the absence of an extradition treaty between the states.
London Bar > Crime
(Leading Silks)Ranked: Tier 3Mark Summers KC – Matrix Chambers ‘Mark is astonishingly bright and a highly effective appellate advocate. He is also a joy to work with.’