Jeffrey S. Rosenberg is an associate in the Washington, D.C. office of Gibson, Dunn & Crutcher. He practices in the firm’s Litigation Department with a particular focus on complex business litigation, securities class actions and shareholder derivative actions, and government enforcement matters. He has represented a wide variety of clients in the banking, hospitality, manufacturing, defense, health care, biotechnology, food and beverage, and consulting industries in federal and state courts, investigations, and enforcement matters.
Representative engagements include:
- Lerner v. Northwest Biotherapeutics, Inc. – Won dismissal of a securities class action assailing a biotechnology company’s public statements about the development of its products (2017 WL 1229710 (D. Md. Mar. 31, 2017));
- United States v. Alan J. Saltzman, D.O. – Successfully litigated motion to sever and stay indicted healthcare fraud prosecution based on client’s physical incapacity (2016 WL 287052 (D.D.C. Jan. 22, 2016)), leading to complete dismissal of indictment;
- 100Reporters v. DOJ – Representation of an independent corporate compliance monitor who has intervened in a Freedom of Information Act case (307 F.R.D. 269 (D.D.C. 2014)) seeking to prevent disclosure of monitorship reports and materials (248 F. Supp. 3d 115 (D.D.C. 2017));
- United States v. Michael D. Parry – Investigated allegations of corporate embezzlement on behalf of the board of directors of a non-profit organization and government contractor, resulting in a multi-million dollar civil settlement for the organization and criminal prosecution of the former executive;
- Defending a major hospitality company in securities class action litigation;
- Defending a major hospitality company in a series of shareholder derivative lawsuits challenging the decisions of company directors and executives;
- Defending a major banking industry client in parallel litigation and enforcement actions brought by one of its regulators;
- Defending a major pulp and paper manufacturer in a series of lawsuits alleging that air emissions from the client’s facilities have caused personal injuries and property damage in various jurisdictions;
- Defending a major paper manufacturer in a multi-million dollar civil penalties action and related mass tort actions arising from alleged dioxin releases from a legacy disposal facility;
- Defended a biotech company in a series of shareholder derivative lawsuits challenging the decisions of company directors and executives;
- Defended a national engineering and consulting firm accused of False Claims Act violations in the provision of services to the federal government in the field of radioactive waste recycling; and
- Represented Audit Committee of a public medical diagnostics company in an internal investigation of whistleblower allegations of accounting improprieties and internal controls deficiencies.
- Represented a multinational oil and gas company in an internal investigation of whistleblower allegations regarding risk management practices.
- Represented a defense contractor in a Procurement Integrity Act investigation being conducted by the Naval Criminal Investigative Service.
Mr. Rosenberg is a cum laude graduate of the Georgetown University Law Center, where he served as the solicitations editor of the Georgetown Journal of International Law. He received a Bachelor of Arts degree, with honors, from Johns Hopkins University with a double major in Classics and Philosophy. While an undergraduate, he concurrently completed and graduated with a Master of Arts degree in Classics.
Prior to joining the firm, and while pursuing his law degree, Mr. Rosenberg worked as a consultant providing homeland security, critical infrastructure protection, incident and emergency management, strategic and operational policy and planning, and enterprise risk management advice to public and private sector clients.
Mr. Rosenberg is admitted to practice law in the Commonwealth of Virginia and the District of Columbia, and before the U.S. District Court for the District of Columbia, U.S. District Court for the Eastern District of Virginia, U.S. District Court for the District of Maryland, and the U.S. District Court for the Western District of Virginia.