Biography Edward Henneberry

Edward (Ted) Henneberry is a partner in the Antitrust and Competition Group of Orrick, Herrington & Sutcliffe LLP and splits his time between the London and Washington, D.C., offices. Mr. Henneberry’s practice focuses on antitrust and international competition law, particularly on cross-border merger transactions, multijurisdictional cartel investigations and dominant firm conduct.
Mr. Henneberry is one of only a very few U.S. antitrust lawyers who also has held a position as a senior competition enforcement official in the European Union. From 2003 – 2006, he was appointed as a member of the Irish Competition Authority where he also acted as a director of the Mergers and Cartel Enforcement divisions. As a member of the Authority, he participated directly on the Advisory Committee of the European Commission in major merger policy and competition enforcement matters, including the drafting of the EC’s Merger Guidelines. He also served on the Experts’ Committee advising the EC in the drafting of its Green Paper on Private Damages Remedies, as well as on the Competition Committee of the Organisation for Economic and Cooperation and Development in Paris.
Mr. Henneberry has played a significant role in the International Competition Network, where he acted as cochair of the Mergers Working Group and was responsible for the drafting of the ICN’s Merger Remedies Study and the Merger Guidelines Workbook. He continues to serve as a Non-Governmental Advisor to the ICN for the U.S. Department of Justice and the Federal Trade Commission.
Mr. Henneberry began his career as a trial attorney in the Honors program at the DOJ’s Antitrust Division. He has extensive trial and appellate experience as lead counsel in federal and state courts in the United States, as well as in administrative proceedings and investigations in Europe. He has substantial experience in representing major international companies and counseling senior management in strategic acquisitions and mergers and in dealing with government investigations.
Mr. Henneberry is a frequent writer and speaker on international merger and competition enforcement issues, and has lectured as a Visiting Fellow on European and Irish Competition Law at University College Dublin.