William F. Wynne Jr. | White & Case LLP International Law Firm, Global Law Practice
William F. Wynne Jr.
William F. Wynne Jr.

William F. Wynne Jr.

Partner Of Counsel, New York

T +1 212 819 8316

E wwynne@whitecase.com

Bill Wynne is a partner of counsel in White & Case’s Global Mergers & Acquisitions Practice Group and a member of the firm’s Risk Management Committee.


Widely recognized as a prominent figure in M&A and private equity, Bill has been ranked as a leading lawyer by Best Lawyers for more than 25 years.

As one of the senior M&A lawyers at the Firm, Bill continues to represent principals in major corporate transactions and financings, mergers and acquisitions, international corporate debt restructurings and public and private securities offerings. He has extensive experience representing private equity sponsors in leveraged transactions.

As lead counsel for principals in M&A transactions, Bill is involved in all aspects of structuring, negotiating and documenting deals. He manages and coordinates the involvement of relevant lawyers in intellectual property, tax, antitrust, ERISA and environmental law necessary for the deal’s successful completion.

Bill has served in various leadership positions in the Firm, including as Chairman of the Management Board and as Head of the Mergers & Acquisition Practice.

Bars and Courts

  • New York State Bar
  • US District Courts for the Southern and Eastern Districts of New York


  • JD, University of Pennsylvania Law School
  • BA, Rutgers University


  • English


Qatar Investment Authority in US$6 billion investment

Representing Qatar Investment Authority as lead counsel in its CHF 7.5 billion (US$6 billion) investment in Credit Suisse Group AG.

Sunflower seed business acquisition

Acting as lead counsel to Syngenta AG in its US$160 million agreement to acquire Monsanto Company hybrid sunflower seed business.

Blackstone in Transtar deal

Representing Blackstone Capital Partners L.P., Bill advised on its acquisition, recapitalization and sale of Transtar, Inc.

€10.4 billion recapitalization of @Entertainment

Representing United Pan-Europe Communications N.V. in its €10.4 billion recapitalization and acquisition of @Entertainment.

Prudential Insurance transactions

Acting for The Prudential Insurance Company of America, Bill counseled on the disposition of its AARP Operations and initial public offering of Prudential Reinsurance Company.

Novartis JV and co-promotions

Acting as lead counsel to Novartis Pharmaceuticals Corporation in its joint venture and co-promotional transactions.

Sony acquisition

Acting as lead counsel to Sony Corporation in its acquisition of CBS Records and in the formation of the Sony Microelectronics Company.

Multiple Saatchi & Saatchi acquisitions and disposals

Representing Saatchi & Saatchi Company PLC, Bill counseled on approximately 35 acquisitions, as well as on Saatchi's subsequent recapitalization and disposal of around 15 subsidiaries.

Clark Equipment acquisitions, divestments and sale

Acting as lead counsel to Clark Equipment Company in its acquisition by tender offer of Club Car, Inc; Bill also acted on the sale of its 50 percent joint venture interest in V.M.E. Group N.V. to Volvo AB and its subsequent sale to Ingersoll-Rand Company.

Takeover defense of mining group

Representing Newmont Mining Corporation in its successful takeover defense against T. Boone Pickens.

Awards & Recognition

Best Lawyers, 2015–2016

Listed for Mergers and Acquisitions Law and Corporate Law

Leading Individual, Euromoney’s Banking Finance and Transactional Expert Guide, 2015

M&A in the United States

Leading Lawyer, Best Lawyers in America, 2013

Corporate Law