Christopher Conniff

Ropes & Gray LLP

Christopher P. Conniff is a member of the firm’s Litigation and Enforcement practice group, and co-lead of the firm’s Securities & Futures Enforcement Group. Chris is an experienced trial lawyer who represents both institutions and individuals in white collar criminal and regulatory matters.

Chris has helped clients in the banking, private equity, health care and hedge fund industries navigate through a number of high-profile government investigations, including in the areas of securities fraud, insider trading, money laundering, public corruption, health care fraud, FCPA violations and criminal antitrust.

Chris is a Chambers-recognized lawyer, who is applauded for his skill navigating the “ins and outs of government investigations.” His practice also includes regular counseling on anti-money laundering, CFIUS, and international risk compliance as well as conducting internal investigations. Chris is also co-chair of the firm’s Pro BonoCommittee.

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.


  • JD, Fordham University School of Law, 1991; Dean’s List
  • BA (Political Science), College of the Holy Cross, 1988

ADMISSIONS : New York, 1992


  • Legal Aid Society, Board of Directors
  • New York City Bar Association, Litigation Committee (2012-2013)
  • New York Council of Defense Lawyers, Sentencing Guidelines Committee

Experience :

  • 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 executives in the DOJ’s investigation into alleged manipulation of diesel emissions outputs by various automobile manufacturers.
  • Representing multiple hedge funds 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.
  • Represented a senior trader at a global financial institution in connection with an SEC and DOJ investigation into mismarking of a derivatives product.
  • Representing a not-for-profit non-sectarian hospital in a public corruption investigation by the U.S. Attorney’s office for the Eastern District of New York.
  • Advised a not-for-profit home health care provider in the industry-wide sweep focusing on managed long term care plans in New York.
  • Represented private equity and venture capital firms in state and federal investigations of alleged “pay to play” activities at public pension funds.
  • Defended a major pharmaceutical company in a wide-ranging criminal investigation into off-label promotion and fraudulent marketing.


Rate : $$$

What types of cases Attorney Christopher Conniff & Ropes & Gray LLP can handle?
Ropes & Gray LLP can handle cases related to laws concerning Corporate, White Collar Crime, Health Care, Government, Securities Fraud. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Ropes & Gray LLP located?
Ropes & Gray LLP is located at 1211 Avenue of the Americas, New York, NY 10036, USA. You can reach out to Ropes & Gray LLP using their phone line 212.596.9036. You can also check their website or email them at [email protected].
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