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Kirkland & Ellis LLP

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Matthew Reilly

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Kirkland & Ellis LLP

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Matt focuses on a wide range of antitrust matters, including complex transactions (and any related litigation), antitrust counseling, and government investigations. Matt is frequently relied upon to obtain regulatory clearance for many of the toughest, high profile deals. Representative clients and transactions include Bristol-Myers Squibb in its pending acquisition of Celgene, Staples in its acquisition of Essendant, GlaxoSmithKline in its joint venture with Pfizer, Tronox in its acquisition of Cristal’s TiO2 business, Spectrum Brands’ sale of Rayovac to Energizer, Mazor Robotics’ sale to Medtronic, Sycamore Partners, Health Care Service Corporation, Blackstone, and Cinven.


Former Assistant Director, Federal Trade Commission, Bureau of Competition, Mergers IV Division (2007-2012); Deputy Assistant Director, Mergers I Division (2004-2007). Awarded the Chairman’s Award (the FTC’s highest honor) for numerous successes in high-profile litigations.


Georgetown University Law Center, J.D., 1995; Duke University, Sanford Institute of Public Policy, M.A., 1991; Colby College, B.A., 1988.

United States: Antitrust

Merger control

Within: Leading lawyers

Matthew Reilly - Kirkland & Ellis LLP

Within: Merger control

Kirkland & Ellis LLP recently advised Bain Capital and its portfolio companies on the antitrust aspects of a number of strategic transactions, and Blackstone appointed the group to handle its partnership with its portfolio company Alight and Wipro. Out of Washington DC, Mark KovnerJeffrey Ayer and Marin Boney advised Boeing on its acquisition of KLX and its proposed takeover of Millennium Space Systems. Also notable is Matthew Reilly, who was part of the team which guided Spectrum Brands through the sale of its battery and lighting business to Energizer. In New York, Ian John led advice to Charter Communications regarding its creation of a 50/50 operating platform partnership with Comcast. Katherine Rocco and Peter McCormack are also contacts to note in New York. Key names in Chicago include James Mutchnik and Luke Ruse, who are defending Citadel Securities as a third party in a DOJ investigation into the announced purchase of NEX by CME.

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