Jonathan Green’s practice focuses on securities enforcement, litigation and arbitration, internal corporate investigations and white collar criminal defense. As an Assistant US Attorney in the Eastern District of New York and a former Senior Counsel in the Division of Enforcement of the Securities and Exchange Commission (SEC), Mr. Green brings his extensive experience in public service to help clients navigate compliance, regulatory, and disclosure issues.

Mr. Green counsels public and private companies, boards of directors and investment funds and individuals on disclosure issues, compliance procedures and proactive strategies designed to mitigate legal, regulatory and reputational risks. He also represents these clients in responding quickly and efficiently to government investigations, evaluating allegations, reviewing evidence, assessing risk, and identifying tactics to achieve the best results.

During his tenure as an Assistant US Attorney in the Eastern District of New York, Mr. Green investigated, prosecuted and tried to verdict criminal matters involving allegations of securities fraud, money laundering, mortgage fraud and violations of the Foreign Corrupt Practices Act (FCPA), among others. Additionally, he established and led the Eastern District's Mortgage Fraud Task Force where he supervised the combined efforts of numerous federal and state law enforcement agencies. Mr. Green also served as Deputy Chief of the Office's General Crimes Section, was twice given with the “Excellence In Criminal Litigation” Award and was presented with the Department of Justice's Director's Award for superior performance as an Assistant US Attorney. As a former Senior Counsel in the Division of Enforcement of the Securities and Exchange Commission (SEC), Mr. Green investigated and prosecuted cases involving accounting improprieties, market manipulation, pubic company disclosure issues, insider trading, unregulated securities offerings, broker-dealer compliance matters, FCPA violations, and investment advisor relations.

Mr. Green received his JD from Seton Hall University School of Law, where he was a member of the Law Review and Moot Court Board. He clerked for Honorable Dora L. Irizarry, Chief Judge for the Eastern District of New York.


  • A global real estate investment fund in connection with various internal investigations and related matters.
  • A private equity fund in connection with an SEC investigation of a portfolio company.
  • SPAC sponsors and investors in litigations and SEC investigations.
  • Non-party Robert Bosch in connection with its early stage investment in EV startup Nikola, and resulting SEC and DOJ scrutiny of Nikola and its founder.
  • Several clients in FINRA arbitrations.
  • NYSE-listed company in connection with SEC investigation relating to accounting charges.
  • A professional global sports association in connection with multiple US Department of Justice (DOJ) investigations concerning allegations that athletes have participated in corrupt match-fixing schemes across the globe.
  • Numerous multinational financial services firms in connection with investigations from the SEC, CFTC, DOJ, FINRA, SROs and other regulators.
  • An audit firm in response to an SEC investigation regarding the valuation of highly illiquid assets.
  • A tax accountant in a tax trial relating to the validity of a charitable deduction.
  • A charity facing an investigation from the New York Attorney General's Charity Bureau.
  • NYSE listed Greek shipping and fuel logistics company in conducting an internal investigation relating to almost $200mm in suspicious assets recorded on the company’s books.
  • Residential property management company and related individuals in connection with a joint investigation involving the United States Attorney's Office for the Eastern District of New York (USAO EDNY) and the New York City Department of Investigation (DOI).
  • A multinational financial services firm in connection with an SEC investigation relating to Fair Value accounting treatment of certain asset-backed securities. This representation resulted in the closure of the SEC's investigation with no charges.
  • Two investment advisors with a combined AUM over $150 billion in connection with an SEC initiative relating to alleged conflicts of interest in the collection of 12b-1 fees.
  • The CEO of a commodity pool operator in connection with a SEC and CFTC investigation relating to valuation of assets. This representation concluded with no charges filed against the CEO.
  • The CEO of a mobile technologies company facing a criminal investigation relating to alleged securities fraud. This representation concluded with no charges filed against the CEO.
  • Traders in connection with LIBOR and ISDAFIX investigations. These representation concluded with no charges filed against the traders.
  • An investment advisor facing an SEC insider trading investigation. This representation concluded with no charges filed.
  • An executive of a foreign automobile parts manufacturer facing scrutiny from the DOJ antitrust division.
  • Investigations relating to the mortgage crisis, including prosecutions for defrauding. Fannie Mae and other purchasers in the secondary markets.
  • An NYSE-listed security in a "marking the close" case involving the manipulation of the closing price.


The Legal 500 US
M&A/Corporate and Commercial: Corporate Governance (2019)
Corporate Investigations and White-Collar Criminal Defense (2015, 2017)
Benchmark Litigation
"Under 40 Hot List" (2016)
US Attorney's Excellence in Criminal Litigation Award
Two-time recipient


  • JD, Seton Hall University School of Law, 2001
  • BA, Political Science, Florida State University, 1998
  • New York
  • New Jersey
Government & Military Service
  • Senior Counsel, Division of Enforcement, Securities and Exchange Commission
  • Assistant US Attorney, US Attorney's Office, Eastern District of New York
  • US District Court, Eastern District of New York, The Honorable Dora L. Irizarry
  • Faculty, National Advocacy Center

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