Konstantin Bureiko is an associate based in the London office. He is a member of the firm’s White Collar & Regulatory Defense Group and the Arbitration & International Disputes Group.

Mr. Bureiko’s practice focuses on white collar defence and investigations and on high-value, complex and multijurisdictional commercial litigation and arbitration matters.

Mr. Bureiko has experience conducting international anti-corruption investigations for large multinational companies. In addition, he regularly advises multinational clients on EU and UK sanctions, export control issues and money-laundering regulations. He is regularly invited to speak on sanctions issues and is recognised as an authority on economic and trade sanctions by WorldECR. Indeed, the title recognized him as amongst the best young professionals working in the field of sanctions in its 2018 awards, noting that he has “established a reputation with major international clients as a sanctions expert, able to blend in-depth technical knowledge with commercial nous.”

Mr. Bureiko also has experience representing corporate clients in relation to international commercial arbitrations under the LCIA, ICC and UNCITRAL rules.

Mr. Bureiko is recommended by The Legal 500 UK (2022) for his regulatory investigations and corporate crime work. Noted for his deep sanctions and export control expertise, clients have described him as “highly qualified, effective and efficient, with excellent availability at all times.”

Mr. Bureiko joined Debevoise as a trainee solicitor in September 2011 and completed his training in the London office, including a secondment to the Hong Kong office. He graduated from Selwyn College, University of Cambridge in 2009 with a B.A. (Hons) in Law. Between 2010 and 2011, Mr. Bureiko attended BPP Law School in London, where he completed his LPC with distinction.

Prior to joining Debevoise, Mr. Bureiko was a researcher at the Law Commission.

Mr. Bureiko was part of the Financial Markets Law Committee Working Group that published the “U.S. Sanctions and the E.U. Blocking Regulation: Issues of Legal Uncertainty” report in June, 2019. He is also the author or co-author of “Bank Melli opinion: The EU Blocking Regulation grows teeth,” Financial Institutions Sanctions Compliance (May, 2021); “Trade sanctions for financial institutions: Beyond OFSI and OFAC,” Financial Institutions Sanctions Compliance (May, 2021); “JCPOA – A New Hope,” WorldECR (February, 2021); “Debevoise & Plimpton Discusses UK’s Autonomous Sanctions Regime,” CLS Blue Sky Blog (January, 2021); “UK Introduces Magnitsky-Style Human Rights Sanctions Regime,” Compliance & Enforcement (July, 2020); “Court of Appeal Confirms Sanctions Provision Operates to Bar Recovery of Interest on Arbitral Award (Ministry of Defence & Support for Armed Forces of Islamic Republic of Iran v International Military Services Ltd),” LexisNexis Corporate Crime News (February, 2020); “Sanctions v Loan Agreements: a borrower’s perspective,” International Financial Law Review (September, 2019); “UK Treasury Publishes First Post-Brexit UK Sanctions Regulations and Guidance,” Program on Corporate Compliance and Enforcement (February, 2019); “The EU Blocking Regulation: compliance programmes for US and EU companies,” WorldECR (December, 2018); “UK High Court rules on sanctions clauses in insurance contracts and considers application of the EU Blocking Regulation,” World ECR (November, 2018); “UK’s OFSI to Impose Cash Penalties for Sanctions Violations,” Debevoise & Plimpton Client Update (December, 2016); “Comment: The Impact Of Lifting Iranian Sanctions On Private Equity,” Unquote Magazine (May, 2016); “Implementation Day – Iran Sanctions Relief Now Effective,” Debevoise & Plimpton Client Update (January, 2016); “Iran Nuclear Sanctions Deal Reached,” Debevoise & Plimpton Client Update (July, 2015); “The EU Sanctions Landscape in 2015: Everything a German Firm Needs to Know,” featured in AmCham Germany Newsletter (April, 2015); “U.S. and EU Continue to Expand Ukraine-related Sanctions and Clarify Sanctions Targeting Russian Companies,” (January, 2015); “Increasing EU Sanctions Set To Challenge Insurers,” Insurance Day (December, 2014); and the UK year-in-review section of the FCPA Update, Debevoise & Plimpton LLP, Vol. 5, No. 6 (January, 2014), for which he was an assistant editor. Mr. Bureiko is also associate editor of the firm’s monthly Sanctions Alert.

He was admitted as a solicitor of the Senior Courts of England & Wales in 2013.


  • BPP Law School, 2011, L.P.C.
  • University of Cambridge, 2009, B.A.

Bar Admissions

  • Solicitor, England & Wales