Todd Hahn is a counsel in the firm's Litigation Department and a member of its Antitrust + Competition Practice. Mr. Hahn joined Goodwin in 1992. His practice focuses on merger notification and merger control issues in the United States, the European Union, and numerous other jurisdictions, defense of Department of Justice and Federal Trade Commission antitrust investigations, and complex commercial litigation.

Areas of Practice
Domaines de Pratique





Mr. Hahn has substantial experience representing clients in a variety of merger and nonmerger matters before the Federal Trade Commission and the Department of Justice. He regularly counsels clients on the competitive implications of mergers and acquisitions, and strategies for obtaining regulatory clearance and premerger notification under the Hart-Scott-Rodino Antitrust Improvements Act and international merger control laws and regulations. Mr. Hahn’s practice has involved mergers and acquisitions in a number of manufacturing and service industries, including pharmaceuticals, telecommunications, financial/brokerage services, national defense, healthcare services, and consumer products.

In addition to his antitrust practice, Mr. Hahn has represented clients in litigation in federal and state courts involving shareholder appraisals, intellectual property, and contract matters.

Professional Activities

Mr. Hahn was formerly an elected member of the Representative Town Meeting of Greenwich, Connecticut.

Professional Experience

Mr. Hahn has served as a special assistant district attorney for Middlesex County in Massachusetts.


While attending law school, he served as notes and comments editor of the Emory Law Journal.

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Lettres de Créance



J.D., 1991
Emory University School of Law
B.A., 1983
University of Georgia


1991 to 1992 U.S. Court of Appeals for the Eleventh Circuit, Honorable A. J. Henderson



New York


U.S. Court of Appeals for the First Circuit
U.S. Court of Appeals for the Eleventh Circuit
U.S. District Court for the District of Massachusetts
U.S. District Court for the Eastern District of New York
U.S. District Court for the Southern District of New York
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Our clients rely on us for world-class advisory services, counsel on complex transactional work and high-stakes litigation. Specializing in matters involving the financial, life sciences, private equity, real estate, and technology industries, we use a collaborative, cross-disciplinary approach to resolve our clients’ most challenging issues. To find out more, please contact us.
Unsere Kunden verlassen sich auf uns für erstklassige Beratungsdienste, beraten über komplexe Transaktionsarbeiten und High-Stakes-Prozesse. Spezialisiert auf Angelegenheiten der Finanz-, Life-Sciences-, Private-Equity-, Immobilien-und Technologie-Industrie, verwenden wir eine kooperative, interdisziplinäre Ansatz zur Lösung unserer Kunden am schwierigsten Fragen. Um mehr zu erfahren, kontaktieren Sie uns bitte.

Nos clients comptent sur nous pour des services de conseil de classe mondiale, des conseils sur le travail transactionnel complexe et des litiges à enjeux élevés. Spécialisés dans les domaines de la finance, des sciences de la vie, du capital-investissement, de l'immobilier et de la technologie, nous utilisons une approche collaborative et interdisciplinaire pour résoudre les problèmes les plus complexes de nos clients. Pour en savoir plus, contactez-nous.


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