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Alan Klein

Firm: Simpson Thacher & Bartlett LLP
Country: USA - New York

Practice Area: Corporate

  • 425 Lexington Avenue
    New York
    NY 10017
Alan Klein is a Partner with Simpson Thacher & Bartlett LLP, where he practices in the Corporate Department and is Co-Head of the Firm’s Mergers and Acquisitions Practice and a member of the Executive Committee. Alan’s practice concentrates on mergers and acquisitions, shareholder activism and corporate governance matters.

Alan has represented Microsoft Corporation in connection with its $28.2 billion acquisition of LinkedIn, its $7.2 billion acquisition of Nokia’s phone business, its acquisition of Skype for $8.5 billion in cash from the investor group led by Silver Lake and in its investment in Barnes & Noble’s Nook business, as well as in its approach to Yahoo! Inc. 

In addition, he recently represented Aetna’s Board of Directors in connection with CVS Health’s acquisition of Aetna for $69 billion; The ADT Corporation in its $15 billion sale to Apollo Group Management; Johnson Controls in the sale of its Scott Safety business to 3M for approximately $2 billion and Tyco International Ltd. in connection with a number of transactions, including its $20 billion merger with Johnson Controls, Inc.; its separation into three independent, publicly traded companies and the multibillion-dollar merger of its Flow Control business with Pentair, Inc.; its acquisition of Chemguard, Inc.; its $300 million acquisition of a 75% equity stake in privately held KEF Holdings Ltd.; its $2 billion cash and stock acquisition of Brink’s Home Security Holdings, Inc., now operating as Broadview Security and its sale of a majority interest in its Electrical & Metal Products business. He also represented Best Buy in a take-private offer by its founder and former chairman.

Alan has also been involved in many cross-border M&A transactions around the world during the last decade, including representing ChemChina in its $43 billion acquisition of Syngenta; Chinalco in its $12 billon investment in Rio Tinto plc; Gas Natural S.A. in its $30 billion bid for Endesa S.A.; Royal Ahold in connection with its merger of equals with Delhaize Group; ADT in its CAD $550 million acquisition of Protectron; Rinker Group Limited in connection with its $15 billion acquisition by Cemex S.A.B. de C.V.; Portugal Telecom S.A. in connection with the unsolicited offer made for it by Sonae S.A.; Gerdau S.A. in its acquisition of Quanex Corporation; Bavaria S.A., Latin America’s second-largest brewer, in its sale to SABMiller plc; Owens-Illinois Inc. in its acquisition of French packaging company BSN Glasspack from CVC Europe and in its disposition of Owens-Brockway Plastic Products Inc.; Merck & Co, Inc. in its tender offer for shares of Banyu, a Japanese pharmaceutical company; Telefonica Moviles S.A. in its acquisition of certain non-U.S. cellular phone companies from Motorola Inc. and Pechiney in its proposed three-way merger with Alcan Aluminum and Alusuisse.








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