A partner in the Litigation Department, Mark F. Mendelsohn is a member of the White Collar Crime and Regulatory Defense, and Securities Litigation Practice Groups.

Prior to joining Paul, Weiss, Mr. Mendelsohn served as the deputy chief of the Fraud Section of the Criminal Division of the United States Department of Justice (DOJ), and is internationally acknowledged and respected as the architect and key enforcement official of DOJ’s modern Foreign Corrupt Practices Act (FCPA) enforcement program.

As deputy chief of the Fraud Section from 2005 to 2010, Mr. Mendelsohn was responsible for overseeing all DOJ investigations and prosecutions under the FCPA, and for supervising a team of trial attorneys with respect to investigations and prosecutions of a wide variety of federal white collar crimes including money laundering, mail and wire fraud, procurement fraud, Arms Export Control Act and International Traffic in Arms Regulations (ITAR) violations, and violations of economic and trade sanctions laws and regulations, including with respect to the United Nations Oil for Food Program. During his tenure, Mr. Mendelsohn handled hundreds of voluntary disclosures of illicit corporate payments, worked closely with attorneys in the Division of Enforcement at the U.S. Securities and Exchange Commission, helped establish and worked closely with the Federal Bureau of Investigation’s FCPA squad at the Washington Field Office, negotiated numerous corporate plea, deferred and non-prosecution agreements on behalf of DOJ, and participated in the appointment of, interaction with, and reporting by more than 16 corporate compliance monitors. Mr. Mendelsohn led an effort to forge closer working relationships with foreign regulators in connection with transnational bribery cases, resulting in coordinated settlements with the Munich Public Prosecutor in Germany in the Siemens prosecutions and coordinated settlements with the U.K.’s Serious Fraud Office in the BAE and Innospec prosecutions, among others. Mr. Mendelsohn was also responsible for administering DOJ’s FCPA Opinion Release Procedure, including issuing the seminal opinion on FCPA transactional diligence and successor liability (Op. Rel. 08-02).

In addition to case-related responsibilities, Mr. Mendelsohn had significant policy responsibilities, including principal policy responsibilities related to the Organisation for Economic Co-operation and Development (OECD) Anti-bribery Convention. He was the Department’s representative on the OECD’s Bribery Working Group, as well as a participant in numerous inter-agency working groups and initiatives related to foreign bribery. As a member of the U.S. delegation to the OECD Bribery Working Group, Mr. Mendelsohn served as a lead examiner for the follow-up review of Japan’s implementation of the OECD Anti-bribery Convention, played a key role in peer review of the United Kingdom including consultation regarding its Bribery Act of 2010, negotiated the 2009 Anti-Bribery Recommendation, and played a key role in the drafting and adoption of the OECD’s “Good Practice Guidance on Internal Controls, Ethics and Compliance.”

During his tenure administering the DOJ’s FCPA enforcement program, DOJ brought more than 50 prosecutions against corporations for violations of the FCPA and related offenses, resulting in more than $1.5 billion in criminal penalties. During that same period, DOJ brought approximately 80 prosecutions against individuals. Among the notable prosecutions were the following: U.S. v. Siemens AG, et al.; U.S. v. Kellogg Brown & Root, LLC and U.S. v. Albert “Jack” Stanley; U.S. v. Congressman William J. Jefferson; U.S. v. BAE Systems plc; U.S. v. Baker Hughes, et al.; U.S. v. Titan Corp.; U.S. v. Statoil ASA; U.S. v. Monsanto; Lucent Technologies, Inc.; U.S. v. Willbros Group, Inc., et al.; U.S. v. Christian Sapsizian, et al.; U.S. v. Viktor Kozeny and Frederick Bourke, Jr.; U.S. v. Gerald and Patricia Green; U.S. v. Innospec, Inc.; and U.S. v. Daimler AG.

Prior to joining the Fraud Section, Mr. Mendelsohn was senior counsel in the DOJ’s Computer Crime and Intellectual Property Section in Washington, D.C., and prior to that served for nearly six years as an assistant U.S. attorney in the U.S. Attorney’s Office in the Southern District of New York. During his service with the U.S. Attorney’s Office, he handled a wide variety of white collar matters including money laundering, FCPA, health care fraud, bank fraud, international narcotics trafficking, computer crime and intellectual property prosecutions, and was a founding member and co-head of the office’s Computer Hacking and Intellectual Property Unit. Mr. Mendelsohn tried numerous cases to verdict and argued several appeals before the United States Court of Appeals for the Second Circuit.

As a federal prosecutor, Mr. Mendelsohn was a recipient of the Attorney General’s Award for Distinguished Service for the “Investigation into Corrupt Payments by Siemens AG,” and a recipient of the Assistant Attorney General’s Award for “The Safeguarding and Maintenance of Confidence in the American Marketplace.” Mr. Mendelsohn has been recognized by Ethisphere Institute in 2009 as a “Government Star” among “Attorneys Who Matter In Corporate Compliance,” and in 2007 and 2008 as one of the “100 Most Influential People in Business Ethics.” Most recently, Mr. Mendelsohn was selected as one of the 2010 Lawdragon “500 Leading Lawyers in America.”

Mr. Mendelsohn has spoken frequently as a faculty member, panelist and keynote speaker at numerous FCPA, anti-corruption, corporate compliance, securities fraud, money laundering, and white collar crime programs and conferences. He teaches International Criminal Law as a visiting professor at the University of Virginia School of Law and has also been an adjunct lecturer-in-law at Columbia Law School. Mr. Mendelsohn is member of the Edward Bennett Williams Inn of Court and a member of the Board of Directors of Transparency International-USA.