As co-chair of the firm's White Collar Defense & Investigations practice, Marcus Asner draws on his extensive federal government experience and trial work to represent clients in complex criminal and civil litigation and investigations across a wide range of industries. Marcus's white collar practice includes matters involving alleged violations of the FCPA and cases involving cross-border disputes and investigations, allegations of money laundering, art fraud, trade sanctions violations, healthcare fraud, securities fraud, cybercrime, data breaches, tax fraud, public corruption, and environmental crime. His civil litigation practice includes complex commercial and cross-border disputes, and expedited litigation matters in both federal and state courts.

Marcus also routinely advises clients on anti-corruption, supply chain, and cybersecurity compliance issues. He wins widespread praise from clients, one of whom describes him as “an extraordinarily knowledgeable lawyer with formidable expertise and an extremely practical approach.” Another notes, “he is super smart and extremely responsive.”

As an Assistant United States Attorney for the Southern District of New York for nine years, Marcus served as the Chief of the Major Crimes and Computer Hacking/Intellectual Property (now known as Complex Frauds) unit as well as in the Public Corruption unit. During his tenure, he led investigations and prosecutions focused on fraud, bribery, money laundering, and other economic crimes.

Marcus is a member of the Lawyers Council of the Citizens Crime Commission of New York City and on the Wildlife Justice Commission’s Advisory Council. He previously served on the President’s Advisory Council on Wildlife Trafficking.