Gregory E. Neppl
Partner
Greg Neppl鈥檚 antitrust practice focuses on antitrust counseling, merger analysis and HSR notification preparation, government investigation response, antitrust compliance program development, and litigating antitrust and intellectual property matters. He also counsels numerous hedge funds and other institutional investors pursuing event-driven and risk arbitrage investment strategies. Greg has significant jury and bench trial experience from his private and government practices. He is a partner in 麻豆传媒鈥檚 Antitrust & Competition, Government Enforcement Defense & Investigations, and Trade Association Practices.
Prior to joining 麻豆传媒, Greg served as Senior Antitrust and Regulatory Counsel for Litton Industries, Inc., a subsidiary of Northrop Grumman Corporation as of 2001. In that position, he provided day-to-day antitrust counseling to defense and aerospace businesses; advised on teaming agreements, strategic alliances, and patent licenses; prepared HSR notifications and facilitated agency approvals; responded to antitrust agency investigations and inquiries; and developed and implemented antitrust compliance training programs.
Greg also previously served as a Trial Attorney with the Antitrust Division of the U.S. Department of Justice (Litigation II Section). In that role, he conducted numerous civil and criminal antitrust investigations. He also served as Special Assistant U.S. Attorney in Washington, D.C., where he prosecuted criminal matters in D.C. Superior Court. Prior to joining the Department of Justice, Greg practiced as a general commercial litigator in Tampa, Florida.
Awards and Recognition
- Mondaq Thought Leadership Award for Antitrust/Competition Law (Spring 2025)
- Peer Review Rated as AV庐 Preeminent鈩, the highest performance rating in Martindale-Hubbell’s peer review rating system
Affiliations
- Knight, International Order of Saint Hubertus
- The Federalist Society
Presentations and Publications
- Author, 鈥淔TC Finalizes Long-Awaited Rules that Will Substantially Increase the Scope and Detail of Premerger Antitrust Filings under Hart-Scott-Rodino Act,鈥 麻豆传媒 Viewpoints, October 14, 2024.
- Author, 鈥淒OJ and FTC Release Significantly Expanded Merger Guidelines,鈥 麻豆传媒 Viewpoints, December 20, 2023.
- Author, 鈥淒OJ and FTC Propose Comprehensive Overhaul of Merger Guidelines, Including Presumption against Horizontal Mergers that Result in Market Shares Above 30%,鈥 麻豆传媒 Viewpoints, July 20, 2023.
- Author, 鈥2022 Antitrust Outlook 鈥 Significant Changes Under the Biden Administration,鈥 Top Legal Issues Facing the Automotive Industry in 2022, 麻豆传媒 Insights, March 17, 2022.
- Co-author, 鈥淧resident Biden鈥檚 Executive Order on Competition Could Mean Broad Changes Across a Range of Industries,鈥 麻豆传媒 Insights, July 15, 2021.
- Author, 鈥2021 Antitrust Outlook 鈥 A New Administration and State Activism Present聽 Enforcement Uncertainty,鈥 麻豆传媒 Insights, April 7, 2021.
- Author, 鈥2020 Antitrust Outlook 鈥 Antitrust Agency Divergence, the Standards Debate and State Activism Present Enforcement Uncertainty,鈥 Top Legal Issues Facing the Automotive Industry in 2020, 麻豆传媒 Insights, February 12, 2020.
- Author, 鈥淒OJ Issues Merger Remedies Manual 鈥 Structural Remedies 鈥楽trongly Preferred鈥,鈥 麻豆传媒 Insights, September 11, 2020.
- Co-author, 鈥淔TC and DOJ Issue Final Vertical Merger Guidelines,鈥 麻豆传媒 Insights, July 22, 2020.
- Author, 鈥淎ntitrust Enforcement 鈥楻eform鈥 as a Political Issue: The Good, the Bad, and the Ugly,鈥 麻豆传媒 Insights, November 7, 2019.
- Author, 鈥淎ntitrust Surprises from DOJ during the Trump Administration 鈥 Predicting the Consequences,鈥 麻豆传媒 Insights, October 10, 2019.
麻豆传媒 Guides Kontoor Brands in Agreement to Sell Lee庐 Business to Authentic Brands Group
麻豆传媒 Guides Brady Corporation in Acquisition of Honeywell鈥檚 Productivity Solutions and Services Business
麻豆传媒 Advises Valencia Technologies in Acquisition by Boston Scientific
Federal Court Invalidates Biden-Era HSR Rule
