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Nathan Kiratzis


Assists clients in navigating the competition law aspects of complex transactions. Represents clients in investigations before U.S. antitrust authorities.

Nathan advises clients on the competition law aspects of complex transactions across a range of industries, including pharmaceuticals, financial services, technology, industrials and consumer products. He routinely represents clients in merger investigations and in non-merger conduct investigations before the Federal Trade Commission and the U.S. Department of Justice.

In his M&A advisory practice, Nathan assists clients with the development of strategies for obtaining competition clearance of transactions across international jurisdictions.

He is an editor of Global Competition Review’s Merger Remedies Guide and a member of the American Bar Association Section of Antitrust Law Young Lawyer Taskforce.

Experience highlights

  • Charles Schwab on its $26 billion acquisition of TD Ameritrade
  • Clarivate on its:
    • $6.8 billion combination with CPA Global
    • $5.3 billion acquisition of ProQuest
  • Emerson Electric in relation to its:
    • $3.15 billion acquisition of Pentair’s valves and controls business
    • $1.6 billion acquisition of Open Systems International
    • Acquisition of Textron’s Tools and Test Equipment business
    • Acquisition of GE’s Intelligent Platforms business
    • Acquisition of Paradigm
    • Sale of its network power business to Platinum Equity
    • Sale of its generators/motors business to Nidec
  • Fandango’s acquisition of
  • Ferrero and its affiliates on its:
    • $2.8 billion acquisition of Nestlé's U.S. confectionery business
    • $1.3 billion acquisition of Kellogg’s cookie, fruit and fruit-flavored snack, ice cream cone and pie crust businesses
    • Acquisitions of Ferrara Candy and Kelsen Group from Campbell Soup
  • Genuine Parts in the proposed combination of its S.P. Richards business with Essendant
  • Gilead Sciences in its $21 billion acquisition of Immunomedics
  • Lydall on its $1.3 billion acquisition by Unifrax
  • MDLIVE in its acquisition by Evernorth
  • Mitsubishi HC Capital's acquisition of CAI International
  • NBC Sports Group in its acquisition of EZLinks Golf
  • Roche on its $4.8 billion acquisition of Spark Therapeutics
  • Services Group of America on the $1.8 billion sale of its five operating companies, collectively known as SGA’s Food Group of Companies, to US Foods
  • Shire on its $62 billion acquisition by Takeda
  • Taboola on the DOJ approval of its proposed merger with Outbrain


Merger Remedies Guide – Fourth Edition
Merger Remedies Guide
Graduate Diploma, Competition Law, University of Melbourne Law School
B.Com., Economics, University of Melbourne
LL.B., University of Melbourne Law School
  • with honours
Professional history
  • Counsel, 2022-present
  • Associate, Davis Polk, 2016-2021
  • Herbert Smith Freehills (Melbourne), 2009-2016
Qualifications and admissions
  • High Court of Australia
  • State of New York
  • Supreme Court of Victoria
  • U.S. District Court, S.D. New York
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