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David Esseks

Partner

New York

David Esseks

Partner

New York

David's practice focuses on criminal, civil, and regulatory securities litigation and anti-corruption investigations. David's representations include banks and foreign and domestic corporations in connection with US regulatory and criminal investigations concerning securities, commodities, and insider trading offenses, and violations of the Foreign Corrupt Practices Act and the US antitrust, money laundering and economic sanctions laws as well as individual officers and employees in similar investigations.

Before joining A&O, Mr. Esseks was an Assistant United States Attorney for the Southern District of New York and Chief of that Office’s Securities and Commodities Fraud Task Force. In that role, he oversaw a staff of 20 prosecutors and coordinated fraud investigations with the Securities and Exchange Commission, Commodity Futures Trading Commission, and FINRA.

Mr. Esseks has been recognized in band 1 by Chambers and refers to him as “'Experienced, thoughtful and results-driven'…He 'is calm under pressure, smart and strategic.'”, "an extremely talented trial lawyer and cross-examiner who is the picture of credibility in the courtroom".

Chambers also describes Mr. Esseks as "a go-to attorney for a range of corporations and financial institutions facing allegations of criminal misconduct and regulatory proceedings, drawing praise as an 'incredibly smart attorney with excellent judgment.'"

Mr. Esseks graduated cum laude from Williams College with a B.A. in 1987 and magna cum laude from University of Michigan Law School with a J.D. in 1990 where he was an Articles Editor of the Law Review. He clerked for the Honorable Amalya Lyle Kearse on the United States Court of Appeals for the Second Circuit.

Market sources have praised David’s "very thorough and thoughtful approach to factual investigation" and his "very deep knowledge of financial markets."

Related articles

Publications: 25 July 2023

Last remaining counts of insider trading case to be dismissed - Robert Olan fully exonerated

Read more Last remaining counts of insider trading case to be dismissed - Robert Olan fully exonerated

News: 28 April 2022

A&O appoints co-heads of its global Litigation practice

Read more A&O appoints co-heads of its global Litigation practice

Office

New York

1221 Avenue of the Americas
New York
NY 10020

View office →

Qualifications

Professional

Admitted: Bar of the State of New York 1992

Academic

J.D., magna cum laude, University of Michigan Law School, Order of the Coif, 1990

B.A., cum laude, Williams College, 1987

Other noteworthy experience 

  • Defense of a hedge fund partner at trial in the Southern District of New York on insider trading charges.
  • Defense of a global financial institution in wide-ranging investigations by US federal and state authorities regarding the FX market.
  • Defense of a corruption inquiry concerning the hiring practices of an investment bank.
  • Defense of a Commodity Futures Trading Commission investigation of an investment bank regarding interest rate swaps.
  • Defense of a National Futures Association investigation of CDS trading by an investment bank.
  • Defense of a sanctions investigation of an international bank.
  • Defense of a money laundering investigation of an international bank.
  • Representation of individual executives in investigations regarding potential insider trading, money laundering, sanctions, corruption, and antitrust violations.
  • Defense of investment banks in various civil class actions in the Southern District of New York concerning the trading of financial instruments

Published Work