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ProfessionalsKatharine R. Haigh

Katharine R. Haigh
Partner

Tel: +1-212-373-3607
Fax: +1-212-492-0607
khaigh@paulweiss.com

Tel: +1-212-373-3607
khaigh@paulweiss.com
New York

1285 Avenue of the Americas
New York, NY 10019-6064
Fax: +1-212-492-0607

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Katharine R. Haigh is a Partner in the Litigation Department and a member of the Antitrust Practice Group. She specializes in antitrust aspects of complex mergers and acquisitions, both within the United States and internationally, and regularly counsels clients before the U.S. Department of Justice, Federal Trade Commission, and global competition authorities. Katharine has extensive experience working on in-depth and contentious merger reviews across a broad range of industries, jurisdictions, and issues. Her expertise spans the transaction lifecycle, from assessing potential antitrust risk and negotiating appropriate deal protection terms, to navigating the merger clearance process, and litigating against a government challenge. Katharine also regularly counsels clients on antitrust compliance and a wide range of other antitrust issues.

Prior to joining Paul, Weiss, Katharine practiced antitrust law in the New York office of another major law firm, and previously practiced in both London and Brussels.

EXPERIENCE

Katharine has advised on over 100 transactions totaling more than $200 billion in value. Recent representative transactions include:

  • Block in its $29 billion acquisition of Afterpay
  • Capri Holdings in its $2.1 billion acquisition of Versace and in its $8.5 billion sale to Tapestry
  • CMC Materials in its $6.5 billion acquisition by Entegris
  • Global Payments in its $21.5 billion merger with TSYS and its $4 billion acquisition of EVO Payments
  • IBM in its $6.4 billion acquisition of HashiCorp
  • Marathon Petroleum in the $21 billion sale of its Speedway business to 7-Eleven
  • Penn National Gaming in its $2.8 billion acquisition of Pinnacle Entertainment
  • Salesforce in its $15.7 billion acquisition of Tableau and its $29 billion acquisition of Slack
  • TEGNA in its $8.6 billion acquisition by Standard General
  • TransDigm in its $4 billion acquisition of Esterline
  • Uber Technologies in its $2.65 billion acquisition of Postmates and in the $4 billion sale of its Autonomous Technologies Group to Aurora Innovation
  • Vulcan Materials in its $1.29 billion acquisition of U.S. Concrete
  • Zendesk in its $10.2 billion acquisition by an investor group led by Permira and Hellman & Friedman

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