Mr. Manning has more than a dozen years of litigation experience. He has tried seven cases to judgment, obtaining successful results in every trial, and he has resolved complex corporate cases through deferred prosecution agreements and other resolutions. He has appeared in federal district and appellate courts across the country.

After clerking for the Honorable Laura Taylor Swain of the U.S. District Court for the Southern District of New York and practicing at two international law firms in New York City, Mr. Manning joined the U.S. Department of Justice to serve as a Trial Attorney in the Fraud Section of the Criminal Division, where he investigated and prosecuted financial fraud, money laundering, sanctions violations, and violations of the Foreign Corrupt Practices Act (FCPA). Mr. Manning’s responsibilities included leading investigative teams comprised of agents from the FBI, IRS, Defense Criminal Investigative Services and other law enforcement agencies, as well as many components of the Justice Department and the Securities and Exchange Commission.

Mr. Manning’s investigations often spanned the globe: he has coordinated with foreign authorities to conduct depositions and gather evidence in Austria, Canada, Indonesia, Israel, Poland, Sweden, Switzerland, Uganda, the United Kingdom, and elsewhere.  He has received accolades for spearheading highly complex and impactful cases. In 2021, Mr. Manning received the Assistant Attorney General’s Award for Distinguished Service based on his lead role prosecuting fraud and foreign bribery crimes perpetrated by an Ohio-based intercountry adoption agency.

Further, following the attack on the U.S. Capitol on January 6, 2021, Mr. Manning served on detail to the U.S. Attorney’s Office for the District of Columbia. There, he investigated and prosecuted cases, and successfully conducted felony trials, as part of the most wide-ranging undertaking in the Justice Department’s history.

In private practice, Mr. Manning’s representative matters have included the following:

• Advising a bank in connection with potential federal civil, criminal, and Congressional inquiries.
• Advising a non-profit organization in connection with potential adverse DOJ and IRS actions.
• Representing a financial trading firm and its principal in a successful trial defense against the Commodity Futures Trading Commission in the Southern District of New York.
• Representing a derivatives trader before the Seventh Circuit Court of Appeals.
• Representing an executive of a fine arts transportation company in a tax fraud investigation conducted by the Manhattan District Attorney’s Office.
• Advising a multinational pharmaceutical company on its compliance programs in China, Russia and the Middle East and preparing advocacy to the U.S. Department of Justice.
• Representing an investment bank in civil litigation alleging interference with contract and other claims.
• Leading monitorships of billions of dollars of public construction projects for the New York City Department of Investigation.
• Advising U.S. executives in relation to Interpol notices and foreign travel.
• Obtaining political asylum for a judge from the former Soviet Union.

A respected commentator on legal issues, Mr. Manning has been featured in CBS News, MLex, MSBNC, the New York Times, and other media outlets.