Seth Wiener represents clients in complex civil antitrust litigation and government review of mergers and acquisitions and counsel clients on a range of antitrust issues, including filing obligations under the Hart-Scott-Rodino Act and "clean team" information sharing obligations. Mr. Wiener serves clients in a broad set of industries including aerospace, financial services, telecommunications, consumer products, and medical devices.

Mr. Wiener is an active member of the ABA Section of Antitrust Law. He is a 2018-2019 Vice Chair of the Corporate Counseling Committee. He previously served as the 2016-2017 Young Lawyer Representative of the Corporate Counseling Committee. He has also been the Associate Editor of the Media & Technology E-Bulletin of the Media and Technology Committee since January 2014.

Mr. Wiener graduated from Harvard Law School in 2011, where he was president of the Harvard Law and Policy Review. During law school, Mr. Wiener served as a legal intern in the Civil Rights Division of the Department of Justice. Mr. Wiener graduated magna cum laude from Columbia University in 2007 with a degree in political science.


  • The National Titanium Dioxide Company Limited (d/b/a Cristal) in its est. $2.4 billion sale of its titanium dioxide business to Tronox, including the FTC's litigation challenging the transaction both in federal court and in FTC administrative proceedings.
  • General Electric Company in its transaction combining GE Oil & Gas with Baker Hughes to create a new publicly-traded company owned 62.5% by GE with $23 billion in combined revenue. Following a second request, the transaction closed after GE agreed to a consent decree requiring only the divestiture of a business that GE had announced its intention to sell at the same time it announced the Baker Hughes transaction.
  • Bloomberg L.P. in its $800 million acquisition of Barclays Risk Analytics and Index Solutions Ltd., which offers the widely used Barclays fixed income benchmark indices and BRAIS strategy indices.
  • General Electric Company in its $10.6 billion acquisition of Alstom's power and grid business, GE's largest-ever industrial acquisition. The transaction closed after a second request pursuant to a DOJ consent decree that required the post-closing divestiture of a small Alstom business that serviced GE gas turbines.
  • Nucor Corporation in its $770 million acquisition of Gallatin Steel Company. The transaction was granted early termination.
  • The Kroger Co. in its $2.5 billion acquisition of Harris Teeter Supermarkets, Inc. The transaction was permitted to close with no divestitures.
  • American Capital Strategies, Ltd. in obtaining FTC approval of the sale of one of its portfolio companies. FTC investigation was resolved without the need for a Second Request.
  • General Electric Company in connection with its $3.3 billion acquisition of Lufkin Industries, a manufacturer of oilfield equipment and power transmission products. The transaction received early termination.
  • General Electric Company in connection with its $4.3 billion acquisition of Avio S.p.A., a manufacturer of civil and military aviation components and systems.


FTC and Teva Reach Global Settlement of Reverse-Payment Charges
EnergySolutions—Waste Control Specialists Merger Challenge Takeaways (pdf)
ABA Antitrust Law Section, The Antitrust Counselor, Vol. 12.1
Consumer Protection Update January

ABA Antitrust Law Section

Consumer Protection Update December

ABA Section of Antitrust Law's Consumer Protection Committee

Distilling the Meaning of "Handmade": Alcohol Companies Suffer Legal Headaches

Seller Beware: Consumer Protection Insights for Industry


  • JD, Harvard Law School, 2011
  • BA, Political Science, Columbia University, 2007, magna cum laude
  • District of Columbia
  • New York

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