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Peter Guryan, Global Co-Chair of the Firm’s Antitrust and Trade Regulation Practice, is a Partner resident in the Firm’s New York office. Peter has extensive experience in civil and criminal antitrust matters for major corporations and private equity firms. He has represented clients in obtaining antitrust approvals in numerous high-profile and challenging transactions, often global in scope, and in other government antitrust investigations before the Department of Justice, the Federal Trade Commission and competition authorities outside of the United States. 

Peter’s recent work highlights include: 

  • First Data Corporation as global antitrust counsel in connection with obtaining antitrust approvals for its $22 billion merger with Fiserv; 
  • L3 Technologies, Inc. in connection with the antitrust review of its $33.5 billion merger of equals combination with Harris Corporation; 
  • Refinitiv in its $27 billion acquisition by London Stock Exchange Group; 
  • Vivint Solar in its $9.2 billion acquisition by Sunrun; 
  • Waste Management in connection with clearing a Second Request hurdle in the company’s $4.6 billion acquisition of Advanced Disposal; 
  • TCF Bank in its $22 billion merger with Huntington Bank; 
  • The Bountiful Company in its $5.75 billion acquisition by Nestlé; 
  • Blackstone and related portfolio companies, as antitrust counsel, in a variety of transactions, including: Ancestry; Array Technologies; MagicLab; MB Aerospace; and Thomson Reuters’ Financial & Risk Business; 
  • Sedgwick in connection with its acquisition of York Risk Services Group; 
  • KKR and related portfolio companies, as antitrust counsel, in a variety of transactions, including: BMC Software; Coty Inc.; Envision Healthcare; and PharMerica; 
  • NXP Semiconductors N.V. in connection with its $11.8 billion acquisition of Freescale Semiconductor, Ltd.; 
  • ChemChina in securing antitrust clearance for its $43 billion acquisition of Swiss agrochemical company Syngenta AG; and 
  • Tradeweb Markets in an antitrust class action alleging several financial institutions and trading platforms conspired to limit competition in the $320 trillion market for interest rate swaps; secured a dismissal of all claims. 

Peter began his career at the Antitrust Division of the Department of Justice, where he played a significant role in the successful challenge of the proposed merger between WorldCom and Sprint. 

He is consistently recognized as a leading antitrust lawyer by Chambers USA and The Legal 500. 

Peter received his J.D., cum laude, in 1996 from Cornell Law School and his B.A. in 1992 from Cornell University. 

Last updated Sep 2021