People
Sumon Dantiki is a partner in the Special Matters & Government Investigations practice who focuses on sensitive, multi-dimensional investigations, disputes, and counseling often with cyber or national security implications. A former federal prosecutor and senior cyber / national security counselor, Sumon helps clients prevent and address critical risks to their business interests, including internal investigations, data breaches, insider threats, acquisition and cross-border investment due diligence and compliance, ransomware attacks, whistleblower complaints, and fraud.
Prior to joining King & Spalding, Sumon served in several senior roles at the U.S. Department of Justice (DOJ), most recently as Senior Counselor to the Director of the Federal Bureau of Investigation (FBI). In this role, Sumon regularly counseled FBI leadership on the most sophisticated nation-state, cyber, insider, and espionage threats facing the country. This included assisting the Director of the FBI in his oversight of intelligence and criminal investigations and responses as well as working with the National Security Council, and other intelligence, law enforcement, and security agencies in responding to data breaches, insider threats, economic espionage, foreign investment risks, ransomware attacks, and other major security threats. Sumon routinely helped oversee responses to and engagement with oversight bodies, such as congress committees, Inspectors-General, and others. He also served as Special Counsel to the Assistant Attorney General for National Security at DOJ and as a federal prosecutor within the DOJ Criminal Division’s Computer Crime and Intellectual Property Section.
J.D., Yale Law School
B.A., University of Michigan, Dean's Merit Scholar, high distinction, Phi Beta Kappa
District of Columbia
U.S. Court of Appeals for the Fourth Circuit
Judicial Clerk, José A. Cabranes, U.S. Court of Appeals for the Second Circuit
Judicial Clerk, Kenneth M. Karas, U.S. District Court for the Southern District of New York
K&S Panelists to Speak at Denmark/U.S. Defense Industry Conference
View all events
August 22, 2024
King & Spalding advises EGA on Majority Stake Acquisition in U.S.-based Spectro Alloys
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
Served as lead outside counsel for Google in its pathbreaking investigation into, and litigation against, Russian cybercriminal botnet activity.
Matter profiled by numerous national media outlets, including the Financial Times who recognized King & Spalding as the 2023 most “Innovative Lawyers: Cyber Security & Data Protection”.
Advises multiple significant investors on cyber and national security risks arising from U.S.-China investments.
See more
October 15, 2024
New Data Center Validated End User Program Creates Pathway to Export Advanced U.S. Technology; Rigorous Review and Vetting Required
July 10, 2024
Department of Treasury Issues Proposed Rule Covering Outbound Investments
May 8, 2024
Department of Homeland Security Proposes Rule for Reporting of Cyber Incidents
August 22, 2024
King & Spalding advises EGA on Majority Stake Acquisition in U.S.-based Spectro Alloys
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
Served as lead outside counsel for Google in its pathbreaking investigation into, and litigation against, Russian cybercriminal botnet activity.
Matter profiled by numerous national media outlets, including the Financial Times who recognized King & Spalding as the 2023 most “Innovative Lawyers: Cyber Security & Data Protection”.
Advises multiple significant investors on cyber and national security risks arising from U.S.-China investments.
See more
October 15, 2024
New Data Center Validated End User Program Creates Pathway to Export Advanced U.S. Technology; Rigorous Review and Vetting Required
July 10, 2024
Department of Treasury Issues Proposed Rule Covering Outbound Investments
May 8, 2024
Department of Homeland Security Proposes Rule for Reporting of Cyber Incidents
August 22, 2024
King & Spalding advises EGA on Majority Stake Acquisition in U.S.-based Spectro Alloys
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
J.D., Yale Law School
B.A., University of Michigan, Dean's Merit Scholar, high distinction, Phi Beta Kappa
District of Columbia
U.S. Court of Appeals for the Fourth Circuit
Judicial Clerk, José A. Cabranes, U.S. Court of Appeals for the Second Circuit
Judicial Clerk, Kenneth M. Karas, U.S. District Court for the Southern District of New York
K&S Panelists to Speak at Denmark/U.S. Defense Industry Conference
View all events