Olga is the co-leader of the Securities Enforcement practice and co-head of Global Litigation.
Olga Greenberg leads clients through complicated and sensitive regulatory and internal investigations by providing strategic and proactive advice aimed at minimizing business disruption, cost and regulatory scrutiny. From 2021 to 2025, she served on the Firm’s Executive Committee.
Olga defends financial institutions (with a particular focus on investment advisers and broker-dealers) and individuals in investigations, enforcement proceedings and litigation matters involving the US Securities and Exchange Commission (SEC), the Department of Justice (DOJ), the Financial Industry Regulatory Authority (FINRA), the US Department of Labor (DOL) and numerous state regulatory agencies. Drawing on her prior career experience in Finance, Olga has extensive expertise handling “big data” cases by working directly with data consultants, accounting, and finance professionals to develop models and analyses that support strategy and defenses in her matters.
Olga has extensive experience defending parallel investigations by multiple regulators and managing large teams from the early stages of inquiry to litigation and appeals. She also counsels companies and individuals on a wide variety of compliance and regulatory issues involving securities laws and regulations. Olga also advises boards of directors and audit and special committees, and conducts large-scale internal investigations on behalf of these entities into allegations of accounting or securities fraud, financial fraud, misappropriation, and other unethical conduct.
Latest News
- Successfully appealed a case on behalf of a major broker-dealer involving conflicts of interest disclosures under the Investment Advisers Act of 1940, resulting in the First Circuit vacating the judgment and remanding the case back to the District Court. This precedent-setting decision impacts the securities industry's legal standards for materiality, causation, and damages going forward.
- Obtained a favorable settlement with the SEC for two investment advisers involving disclosures of conflicts of interest of revenue sharing arrangements and transaction/non-transaction fees charged by an affiliated broker-dealer.
- Persuaded the SEC to forgo formal action against two broker-dealers relating to suitability of margin activity in brokerage accounts.
- Convinced the SEC to drop its investigation into alleged municipal bond “flipping” activity by a broker-dealer.
- Represented Advisor Group in its acquisition of Ladenburg Thalmann Financial Services Inc., a transaction with a total enterprise value of approximately $1.3 billion.
- Enforcement and Litigation Issues in Financial Services Stemming from COVID-19, August 11, 2020, Southeastern Women in Financial Services (SWIFS)
- Regulatory actions, government investigations and litigation in a post-coronavirus world: Part I – DOJ, SEC and FINRA investigations, March 30, 2020
- Regulation Best Interest – Enforcement and Litigation Risks, November 20, 2019, Envestnet
- Dealing with High Risk Brokers, April 28, 2017, SIFMA
- Compliance issues for regional broker-dealers, March 19-22, 2017, SIFMA Compliance & Legal Society 2017 Annual Seminar
- Atlanta Bar Association, Litigation Section, Securities and Corporation Litigation Subsection Meeting, May 1, 2008
- Named to Best Lawyers in the area of litigation – securities (2024-2026)
- Selected for inclusion in Georgia Super Lawyers® “Rising Stars” (2013-2017)
- Eversheds Sutherland Executive Committee Board Member (2021-2025)
- Board Member, Southeastern Women in Financial Services (SWIFS)
- Member, American Bar Association
- Member, Atlanta Bar Association
- Georgia
- New York
- State Courts of Georgia
- U.S. District Court for the Northern District of Georgia
Judicial Clerk Intern, Honorable Marvin H. Shoob, U.S. District Court for the Northern District of Georgia
- B.A., summa cum laude, Emory University
- J.D., magna cum laude, Georgia State University College of Law