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Michael B. Tumas

Chair
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Mr. Tumas is Chair of the firm's Executive Committee, as well as a past chair of the Corporate Group.  He concentrates his practice in the area of corporate law with specific emphasis on mergers and acquisitions, issues of internal governance, and commercial transactions involving Delaware corporations.  Michael's practice often involves counseling boards of directors and special committees of boards of directors regarding their duties, fiduciary and otherwise.  Michael also has extensive experience in representing both sellers and buyers in negotiated acquisitions of divisions, assets and businesses.

Representative Matters

  • Intercontinental Exchange in connection with its acquisition of Interactive Data Corporation

  • Liberty Interactive in connection with its acquisition of zulily

  • Google in connection with its corporate reorganization to form its new holding company, Alphabet

  • Liberty Broadband in connection with the proposed acquisition of Time Warner Cable by Charter Communications

  • Williams Companies in connection with its pending acquisition by Energy Transfer Equity, L.P.

  • Williams Companies in its merger of Williams Partners LP and Access Midstream Partners LP

  • E. I. du Pont de Nemours and Company in its divestiture of Sontara nonwovens business to Jacob Holm, its divestiture of Kocide copper fungicide assets to Mitsui & Co, and its acquisition of biotechnology assets from Dyadic

  • UnitedHealth Group in connection with its acquisition of a majority stake in Audax Health Solutions

  • Conflicts Committee of OCI Resources LP in connection with OCI Enterprises Inc. disposition of general and limited partner interests

  • BBVA in connection with its acquisition of the online banking start-up, Simple

  • E. I. du Pont de Nemours and Company in connection with its acquisition of Pannar, a South Africa based seed company with operations throughout Africa

  • Special Committee of Rue 21 in connection with the acquisition of Rue 21 by APAX

  • Delaware counsel to Michael Dell in connection with the acquisition of Dell

  • Intercontinental Exchange in connection with its acquisition of NYSE Euronext

  • Liberty Media Corporation in connection with its investment in Sirius XM Radio

  • Liberty Media Corporation in connection with the spin-off of Starz

  • Board of Directors of NRG Energy in connection with its merger with GenOn Energy

  • Google's Motorola Mobility in connection with its acquisition of Viewdle

  • LCH Clearnet in connection with its acquisition of International Derivatives Clearing Group LLC

  • El Paso in connection with its merger with Kinder Morgan

  • Google in connection with its recapitalization to authorize and issue a new class of non-voting common stock

  • Liberty Interactive in connection with the split-off of Liberty Media Corporation

  • E. I. du Pont de Nemours and Company in its acquisition of Innovalight, Inc.

  • Special committee of the board of directors of McMoran Exploration Co. in its acquisition of Plains Exploration & Production Company

  • Frontier Oil in its merger with Holly Corporation

  • Alpha Natural Resources in connection with its acquisition of Massey Energy

  • Special committee of the board of directors of The Mosaic Company in its split-off of the majority stake of Cargill, Inc.

  • Google in connection with its acquisition of On2 Technologies, Inc.

  • Board of Directors of NRG Energy in connection with its successful defense of a hostile acquisition bid by Excelon Corporation

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Education

University of Pennsylvania Law School, J.D., 1984

The State University of New York at Binghamton, B.A., 1981

Bar & Court Admissions

  • Delaware, 1984

Professional Activities and Honors

  • Listed in Chambers USA: America's Leading Lawyers for Business, Lawdragon's 500 Leading Dealmakers, The Best Lawyers in America and Delaware Super Lawyers 
  • Received an AV® rating in Martindale-Hubbell's peer review certification
  • Delaware State Bar Association
  • American Bar Association, Business Law Section
  • Society of Corporate Secretaries & Governance Professionals