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Creighton Condon


Creighton previously served as Shearman & Sterling’s Senior Partner, European Managing Partner and Global Mergers & Acquisitions Practice Group Leader. He advises clients on mergers, acquisitions and divestitures and counsels boards of directors, and special committees on corporate governance matters related to change-of-control transactions, shareholder activism and complex structural issues.
Creighton’s clients include major multi-national corporations and their boards, financial institutions, sports franchises and their owners, and family offices.


Representative matters

CVS Health Corp. in its $10.6 billion acquisition of Oak Street Health and in its $69 billion acquisition of health insurance company Aetna.

Strategic Sports Group, an investment consortium led by Fenway Sports Group, in its $1.5 billion investment in PGA TOUR Enterprises.

Viacom, Inc. in connection with various transactions and board level matters, including its split into two separately traded public companies (Viacom and CBS Corp.) which, at the time, was the largest transaction of its type ever completed, its acquisition of DreamWorks Studios, its business combination with CBS Corporation, its acquisition of the Chilevisión television channel from WarnerMedia, its contested acquisition of Paramount Communications Inc., its acquisition and subsequent split-off of Blockbuster, its disposition of Madison Square Garden Corporation, including the New York Knicks, New York Rangers and MSG Network, the sale of Simon & Schuster to Pearson plc and the acquisition of Black Entertainment Television and of the minority publicly held shares of Infinity Broadcasting.

Altice N.V. in its $17.7 billion acquisition of NYSE-listed Cablevision Systems Corporation.

Pro bono

Chairman of the Board of One to World, a non-profit organization advancing international understanding in the Fulbright tradition.

Leadership Positions And Professional Affiliations

  • Fellow of the American College of Governance Counsel
Creighton brings a brilliant approach to negotiation at all levels
Chambers 2024
Highly ranked in Corporate/M&A USA and Corporate/M&A (International & Cross-Border)
Chambers, 2024



Attorney-at-Law, New York, 1983


St. John’s College, Cambridge

B.A., University of Pennsylvania, 1978

J.D., Columbia University, 1982

Stone Scholar

Editor-in-Chief, Columbia Journal of Transnational Law

A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.