Christopher P. Conniff
Christopher Conniff is an experienced trial lawyer who represents clients in investigations and cases involving the full spectrum of white collar criminal and regulatory matters. Since leaving public service in 2007, Chris has helped both individuals and organizations across the financial services, private equity, health care, and life sciences industries navigate through a number of high-profile government investigations, including in the areas of securities fraud, insider trading, public corruption, health care fraud, and criminal antitrust. He regularly appears on behalf of his clients before the U.S. Department of Justice, U.S. Securities and Exchange Commission, Commodity Futures Trading Commission, and FINRA, as well as various state attorneys general. Chris also conducts internal investigations for clients in the United States and abroad, and is regularly called upon to advise senior management on enforcement matters.
Prior to joining Ropes & Gray, Chris spent six years as an Assistant United States Attorney in the Southern District of New York, where he successfully investigated and prosecuted cases charging a wide array of federal offenses, and argued appeals before the United States Court of Appeals for the Second Circuit. While at the USAO, Chris led the team that prevailed in the highly publicized prosecution of more than 30 members and associates of the Gambino Organized Crime Family of La Cosa Nostra, including the Family’s Acting Boss and Underboss. He also served as lead trial counsel in the successful prosecution of the members of an international arms trafficking organization. Chris’s other significant cases include the prosecution of two founders of a publicly-traded payment services company charged with money laundering in connection with their transfer of billions of dollars from United States customers to overseas internet gambling companies.
- Representing numerous clients in joint U.S. and UK-based investigations into the alleged manipulation of various benchmark rates, including LIBOR, FX and ISDA Fix.
- Representing multiple financial services firms in connection with the criminal insider trading investigation by the U.S. Attorney’s office for the Southern District of New York and the SEC.
- Representing senior trader at a global financial institution in connection with SEC and DOJ investigation into mismarking of derivatives product.
- Representing a not-for-profit non-sectarian hospital in an ongoing public corruption investigation by the U.S. Attorney’s office for the Eastern District of New York.
- Represented at trial son of former New York State Majority Leader Dean Skelos on public corruption charges.
- Advising a not-for-profit home health care provider in the industry-wide sweep focusing on managed long term care plans in New York.
- Represent overseas trusts in connection with DOJ money laundering inquiry.
- Represented private equity and venture capital firms in state and federal investigations of alleged “pay to play” activities at public pension funds.
- Represented an asset manager in connection with an SEC investigation into alleged cross-trading of securities.
- Defended a major medical device company in connection with alleged FCA claims, including obtaining a summary dismissal of a qui tam action filed in federal court in the Southern District of Texas.
- Advised an Eastern European investment firm in connection with an international securities fraud investigation.
- Conducted an overseas FCPA compliance review for a major pharmaceutical company.
- Defended a major pharmaceutical company in a wide-ranging criminal investigation into off-label promotion and fraudulent marketing.
- James Dowden, Christopher Conniff, and Carly Baratt, “Fraud Amendments to U.S. Sentencing Guidelines,” New York Law Journal (May 15, 2015)
- Quoted, “Law360’s SEC Survival Guide: Approaching the Agency,” Law360 (July 28, 2014)
- Christopher Conniff, Steven Goldschmidt and Helen Gugel, “Sentencing Guidelines for Insider Trading: Recent Amendments Create Greater Disparity,” Federal Sentencing Reporter (October 2013)
- Christopher Conniff, James Dowden and Brendon Carrington, "Insider Trading Sentences Get Extra Bite," Compliance Reporter (May 2012)
- Stephen Braga, Christopher Conniff and Mark S. Popofsky, “The Anticorruption and Antitrust Interface,” Competition Policy International (February 2012)
- Speaker, “Ethical Considerations in Internal Investigations,” Ropes & Gray West Coast Lunchtime Legal Briefing Teleconference (January 2016)
- Speaker, “DOJ’s Latest Policy on Corporate Cooperation:What’s Required to Receive Cooperation Credit,” Ropes & Gray Webinar (October 2015)
- Presenter, “The Civil Frauds Enforcement Landscape: Recent Developments and Trends,” New York City Bar Association (March 2012)
- Presenter, “Keeping Out of Trouble: Lessons Learned from Recent Securities Cases,” Foundation For Accounting Education Investment Companies Conference (November 2010)