Sarah D. Efronson

Partner

New York + 1.212.326.3879

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Sarah Efronson has defended corporations and their directors and officers in civil, criminal, and regulatory disputes for more than a decade. Her practice is focused on securities litigation, shareholder disputes, complex commercial litigation, and financial products litigation. Sarah also has significant experience conducting internal investigations and representing clients in regulatory and enforcement matters including before the Department of Justice, the Securities and Exchange Commission, and the Financial Industry Regulatory Authority.

Some of Sarah's recent representations include defending federal securities fraud class action lawsuits against a large pharmaceutical company, financial institution, and the former officer of a global IT company. Her experience covers all stages of the litigation process, from inception of an action through discovery, motion practice, trial, and appeal.

Sarah maintains an active pro bono practice. She has represented clients in immigration, housing, and family court proceedings. In both 2015 and 2017, she received a Pro Bono Publico Award from The Legal Aid Society. Sarah recently won asylum for a Venezuelan client following trial.

Prior to attending law school, Sarah taught at a middle school in Miami as a Teach For America corps member.

Experience

  • Gordon Coburn defends FCPA case brought by DOJJones Day represents Gordon Coburn, former President of Cognizant Technology, in an FCPA case brought by DOJ in the District of New Jersey.
  • Robert Brockman defends $2 billion tax fraud case brought by DOJJones Day represents Robert Brockman, former CEO of a software company, in what the DOJ has described as the largest tax fraud case ever charged against an individual.
  • Pharmaceutical company defends putative securities fraud class actionJones Day represents a pharmaceutical company, along with current and former officers, in a putative securities fraud class action arising from announcements the company made related to three different drugs in development or on the market, which the plaintiff claims together caused the company's stock to drop 40 percent.
  • Harman International Industries obtains plaintiff's voluntary discontinuance of shareholder class actionJones Day represented Harman International Industries, Incorporated and certain of its officers and directors in this class action lawsuit that was filed on May 8, 2007 in the Superior Court of the District of Columbia.
  • Victim of domestic violence and her children obtain lawful permanent statusJones Day assisted client M.S. and her three children in obtaining lawful permanent resident status in the United States.
  • Jones Day advises on UK's first Deferred Prosecution Agreement and closure of U.S. DOJ investigationOn Monday, November 30, 2015, the Right Honourable Sir Brian Leveson (the President of the Queen's Bench Division) approved the resolution of the first UK Bribery Act section 7 proceedings by way of a Deferred Prosecution Agreement, a procedure never before used in the UK.
  • AG of America acquires majority interest of The Dennis GroupJones Day represented Andrade Gutierrez S.A., one of Brazil's largest construction and engineering companies, in its acquisition, through Andrade Gutierrez of America, Inc. ("AG of America"), of The Dennis Group, Inc., a leading U.S. company that offers complete planning, architectural, process engineering, and construction management services to the food and beverage industries.
  • Parakou Tankers defends putative shareholder class action and derivative actionJones Day is representing Parakou Tankers Inc. in a putative shareholder class action and derivative action pending in Florida state court arising out of a proposed merger between a special purpose acquisition company called Cambridge Capital Acquisition Corporation and Parakou.
  • Mother obtains Orders of Protection for herself and her children, full custody of her children, and child support order above state standardsA Jones Day team assisted a mother with filing a Family Offense Petition and obtained final Orders of Protection against her abusive husband in favor of the mother and her four, young children.
  • Government stipulates to grant of asylum for client from The GambiaBetween 2007 and 2009, client NC was repeatedly discriminated against and threatened by authorities of The Gambian government on account of her political beliefs and those of her family.
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    NOVEMBER 2024 Alert

    United States Supreme Court to Hear Two Securities Cases This Term

    October 2024 Commentary

    SEC's and Private Litigants' Continued Focus on "AI Washing"

    July 2024 Alert

    SEC v. Jarkesy: Defendants Entitled to Jury Trial in SEC Fraud Actions

    JUNE 2024 Alert

    DOJ Prevails in Insider Trading Trial Based Solely on Stock Sales Under 10b5-1 Trading Plans

    APRIL 2024 Alert

    U.S. Supreme Court Bars Liability for "Pure Omissions" Under Section 10(b) of Securities Exchange Act

    April 2024 Alert

    SEC Prevails in Novel "Shadow Trading" Insider Trading Trial

    February 2024 White Paper

    2023 Securities Litigation Year in Review

    NOVEMBER 2023 Alert

    New York Appellate Court Holds that PSLRA Discovery Stay Applies in State Actions

    AUGUST 2023 Commentary

    Second Circuit Provides Valuable Guidance on Application of the Supreme Court's Price-Impact "Mismatch" Framework

    AUGUST 2023 Commentary

    Delaware Chancery Requires Supplemental Disclosures Be "Material" for Mootness Fee Awards
    View All

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