Jonathan M. Rich represents clients before antitrust enforcement agencies, with a focus on mergers and acquisitions (M&A). Jonathan has represented clients in a host of industries, including paper, chemicals, metals, soft drinks, food additives, music, television programming, software, semiconductors, and financial services. Jonathan previously served as the assistant chief in the Communications and Finance Section of the Antitrust Division of the US Department of Justice (DOJ).
Jonathan has represented clients involved in mergers and acquisitions before antitrust enforcement agencies throughout the world. He has been involved in many major government antitrust investigations into the financial markets, both at Morgan Lewis and the DOJ. These included inquiries into fixed-income joint ventures, the equity options markets, NASDAQ market makers, and US Treasury auctions.
While at the DOJ, Jonathan supervised the Division’s enforcement efforts in financial markets and the bank merger program. He also had substantial responsibility for technology matters. Jonathan was one of the principal attorneys in the ground-breaking investigation of the US Treasury securities market, which resulted in settlements of more than $350 million in fines and penalties. He had a principal role on the winning trial team in United States v. United Tote and was also involved in a number of other high-profile transactions.
Columbia Law School, 1984, J.D.
Princeton University, 1981, A.B.
District of Columbia
Clerkship to Judge Robert Wilentz of the Supreme Court of New Jersey (1984 - 1985)
Awards and Affiliations
Recognized, Antitrust Law, Washington, DC; Litigation – Antitrust, Washington, DC, The Best Lawyers in America (2016–2020)
Recognized, Competition, Global Competition Review's Who's Who Legal (2019, 2020)
Member, Practice Group of the Year, Competition, Law360 (2017–2020)
Recommended, Antitrust - Merger control, The Legal 500 US (2017, 2019, 2021)
Practice Group of the Year for Antitrust Law, US News & World Report and Best Lawyers (2017)
Ranked, Chambers USA: America's Leading Lawyers for Business (2014–2016)
Vice Chair, Financial Institutions Committee of Antitrust Section, American Bar Association