David Leinwand


New York
T: +1 212 225 2838
F: +1 212 225 3999

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David Leinwand is a partner based in the New York office.

Mr. Leinwand’s practice focuses on merger and acquisition transactions. He has represented a broad array of buyers and sellers, as well as their financial advisors, in a wide variety of public and private deals. In particular, Mr. Leinwand has significant experience advising private equity firms in their acquisitions and dispositions and has been recognized by The American Lawyer, The Legal 500 U.S. and IFLR 1000: The Guide to the World’s Leading Law Firms for his work in this area. He also provides advice regarding governance matters and the fiduciary duties of officers and directors to corporations and their boards.

Over the past few years, Mr. Leinwand has worked on a number of high-profile deals involving companies in a range of industries, including consumer products and retail, energy, financial services, information technology, and pharmaceuticals and biotechnology. Among others, Mr. Leinwand has represented:
  • Warburg Pincus in its acquisitions of
    • Sterigenics, Inc.,
    • Electronic Funds Source,
    • Endurance International Group,
    • Wencor Group,
    • Rural/Metro Corporation, and
    • Crossmark, Inc.
  • Bausch + Lomb and Warburg Pincus in the $8.7 billion sale of Bausch + Lomb to Valeant Pharmaceuticals. Mr. Leinwand previously represented Warburg Pincus in its acquisition of Bausch + Lomb.
  • Neiman Marcus, TPG Capital and Warburg Pincus in the $6 billion sale of Neiman Marcus to Ares Management and the Canada Pension Plan Investment Board, which The American Lawyer named its 2014 “Global M&A Deal of the Year: Canada.” Mr. Leinwand previously represented TPG and Warburg Pincus in their acquisition of Neiman Marcus.
  • ABB in its $1 billion acquisition of Power-One and in its $1 billion acquisition of Ventyx.
  • Endurance International Group in its acquisitions of HostGator and the websites business of Intuit.
  • The shareholders of J. & W. Seligman in the sale of the company to Ameriprise.
  • Nortel Networks in the sale of its global enterprise solutions business to Avaya.
  • Open Text Corporation in its $1.165 billion acquisition of GXS Group and its acquisition of Actuate Corporation.
  • TPG in the acquisition, together with Leonard Green & Partners, of Savers Inc..
  • Barclays Capital in the purchase of Lehman Brothers’ U.S. and Canadian investment banking and capital markets businesses and its Manhattan headquarters.
  • Biomet in its acquisition of the global trauma business of DePuy Orthopaedics.
  • DSM in its $1.087 billion acquisition of Martek Biosciences.

He also regularly represents financial advisors in M&A transactions, including Citigroup Global Markets and the Raine Group.

Mr. Leinwand frequently writes on issues relating to the duties of corporate directors and mergers and acquisitions transactions. His articles have been published in The Harvard Law School Forum on Corporate Governance and Financial Regulation, Penn State Law Review, The M&A Lawyer, The New York Law Journal, Insights and IFLR.

Mr. Leinwand joined the firm in 1992 and became a partner in 2000. He received a J.D. degree, magna cum laude, from Harvard University in 1991 and an undergraduate degree, summa cum laude, from the Wharton School of the University of Pennsylvania in 1988. From 1991 to 1992 he served as law clerk to the Honorable Michael B. Mukasey, United States District Court, Southern District of New York.

Mr. Leinwand is a member of the Bar in New York.

Honors and Distinctions

The Legal 500 U.S. - Private Equity Buyouts.

IFLR 1000: The Guide to the World’s Leading Law Firms - Private Equity Transactions.


  • Harvard Law School
    (J.D., 1991)
  • University of Pennsylvania, Wharton School of Business
    (B.S., 1988)

Bar Admissions

New York - November 1993

Areas of Law