Brian Byrne

Cleary Gottlieb Steen & Hamilton LLP

Brian Byrne is partner of Cleary Gottlieb Steen & Hamilton LLP. Brian Byrne’s practice focuses on the antitrust review of mergers and acquisitions, criminal antitrust investigations and other enforcement matters, and civil antitrust litigation.

Brian joined the firm in 1995 and became a partner in 2004. Resident in the firm’s Brussels office from 2008 to 2011, he offers clients seamless counsel on cross-border matters and has been deeply involved in transactional and enforcement matters in both the U.S. and Europe, as well as Japan, China, Brazil, Chile, Mexico and many other jurisdictions.


Merger Highlights

  • Family Dollar in its $9.3 billion acquisition by Dollar Tree and the related hostile tender offer by Dollar General.
  • Air Liquide in its announced $13.4 billion acquisition of Airgas, creating the world’s largest supplier of industrial gases.
  • Molson Coors in its announced $12 billion acquisition of SABMiller’s interest in their U.S. joint venture, MillerCoors (and also in connection with AB InBev’s $100 billion acquisition of SABMiller); previously advised Molson Coors in the creation of the MillerCoors joint venture with SABMiller.
  • Samsonite in its announced $1.8 billion acquisition of Tumi.
  • Johnson Controls in its announced merger with Tyco.
  • Lenovo in its $2.3 billion acquisition of IBM’s x86 server business.
  • Maytag in its acquisition by Whirlpool, and Whirlpool in numerous subsequent matters, including its acquisition of a controlling stake in Indesit.

Antitrust Litigation and Enforcement Highlights

  • Whirlpool and Brazilian subsidiary Embraco in global cartel investigations in the refrigeration compressor industry, and in related U.S. class actions and other antitrust litigation, including a successful Sixth Circuit appeal.
  • Valeo in cartel investigations by the DOJ, European Commission, and other antitrust authorities into possible price fixing in the automotive parts industry, as well as in related U.S. class action litigation.
  • HSBC in investigations by antitrust and other authorities in the U.S., Europe and Asia concerning foreign exchange trading.


  • University of Michigan Law School, J.D., 1995
  • Brown University, B.A., 1992


  • California
  • District of Columbia


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What types of cases Attorney Brian Byrne & Cleary Gottlieb Steen & Hamilton LLP can handle?
Cleary Gottlieb Steen & Hamilton LLP can handle cases related to laws concerning Litigation, Mergers & Acquisitions, International Law. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Cleary Gottlieb Steen & Hamilton LLP located?
Cleary Gottlieb Steen & Hamilton LLP is located at 2112 Pennsylvania Ave NW, Washington, DC 20037, USA. You can reach out to Cleary Gottlieb Steen & Hamilton LLP using their phone line (202) 974 1850. You can also check their website or email them at [email protected].
How much would it cost to hire Cleary Gottlieb Steen & Hamilton LLP?
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Cleary Gottlieb Steen & Hamilton LLP
Pennsylvania Avenue Northwest 2112
Washington 20037 DC US
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