Luke Dembosky co-chairs Debevoise & Plimpton’s global Data Strategy and Security practice. He advises companies on managing cyber risks, responding to cyber incidents, and handling related internal investigations and regulatory defense. Mr. Dembosky is ranked among the leading privacy and data security attorneys by Chambers USA and Chambers Global, where clients note that he is “calm, methodical and extremely thoughtful,” and that “he might be the most knowledgeable lawyer I have ever met.” He is also ranked by The Legal 500 US as among a select group of “Leading Lawyers” on data privacy and protection. Mr. Dembosky was named by the National Law Journal to its list of “Cyber Security Trailblazers” and by Cybersecurity Docket to its “Incident Response 40” – the 40 “best and brightest data breach response lawyers.”

Mr. Dembosky joined Debevoise in March 2016 after serving as Deputy Assistant Attorney General for National Security at the U.S. Department of Justice. In this capacity, he oversaw all national security cyber cases and was the first to manage a new “National Asset Protection” portfolio covering cybersecurity, economic espionage, export control and foreign investment review matters, giving him responsibility over a wide range of technology-related threats. As DAAG, Mr. Dembosky also oversaw the National Security Cyber Specialists network of prosecutors throughout the United States, along with the Foreign Investment Review Staff. He regularly represented DOJ and the Federal Bureau of Investigation in the Committee on Foreign Investment in the United States and in review of international telecommunications licensing matters.