Harold Birnbaum
  1. Partner

Mr. Birnbaum is a partner in Davis Polk’s Corporate Department, practicing in the Mergers & Acquisitions and Private Equity Groups. He advises U.S. and international corporate and private equity clients on a full range of public and private transactions, both domestic and cross-border. His experience includes mergers, acquisitions, investments, joint ventures, collaborations, spinoffs, restructurings, special committee representations and defensive and corporate governance advice.

Work Highlights

  • Aetna on numerous transactions, including its $77 billion acquisition by CVS Health, its related divestiture transaction with WellCare and its terminated $37 billion acquisition of Humana
  • Masco on the Masco's $1 billion sale of Masco Cabinetry and $725 million sale of Milgard Manufacturing Inc.
  • Dean Foods on its $433 million acquisition by Dairy Farmers of America of most of its business and the acquisition of the remainder of its business by various other buyers
  • Smith & Nephew on the formation of Bioventus, a joint venture with Essex Woodlands Healthcare Partners and related transactions
  • Advanced Drainage Systems on its $1.1 billion acquisition of Infiltrator Water Technologies and other transactions
  • Ankura Consulting Group on numerous transactions, including on its acquisitions of Water Street Partners and c3/consulting
  • PricewaterhouseCoopers on numerous transactions, including the formation of its Global Enterprise Tax Solutions Group comprised of the former GE Tax Group and its acquisition of Booz & Company
  • A.P. Moller – Maersk on forming a broad strategic relationship with IBM to provide more efficient and secure methods for conducting global trade using blockchain technology
  • Reckitt Benckiser on its $17.9 billion acquisition of Mead Johnson Nutrition
  • Emerson on its acquisition of General Electric’s Intelligent Platforms Business
  • Brookfield Business Partners on its $13.2 billion acquisition of the Power Solutions business of Johnson Controls International
  • Goldman Sachs’ Merchant Banking Division on numerous transactions, including:
    • Sale by GS MBD and Vestar Capital of Hearthside Food Solutions
    • $2.2 billion preferred financing by GS MBD and its consortium partners of Bass Pro Shops’ acquisition of Cabela’s
  • Bridgepoint on numerous transactions, including its acquisition of Safety Technology Holding
  • Atairos on numerous transactions, including the combination of Learfield and the IMG College business and Atairos’ investments in Bowlero and Groupon
  • Tailwind Capital on numerous transactions, including its acquisition of Ventiv Technology
  • Lightyear Capital on numerous transactions, including its sale of RidgeWorth Investments and its sale of Clarion Partners
  • Crestview Partners on numerous transactions, including its sale of Symbion, its sale of Munder Capital and its acquisition of Victory Capital
  • Wells Fargo Asset Management on the sale of its majority interest in The Rock Creek Group
  • Baker Hughes in its combination with GE Oil & Gas
  • Mercer on its investment in Benefitfocus
  • Comcast on the strategic investment by NBCUniversal in BuzzFeed
  • Indeed on its acquisition by Recruit
  • Tyson Foods on its contested $8.5 billion acquisition of Hillshire Brands
  • Thomas & Betts on its $3.9 billion acquisition by ABB
  • MSCI on its sale of Institutional Shareholder Services (ISS)
  • Federal Reserve Bank of New York and the U.S. Treasury in connection with the recapitalization of AIG
  • ExxonMobil on its acquisition of XTO Energy
  • Credit Suisse on the spinout of DLJ Merchant Banking

Professional History

  • Partner, 2016-present
  • Associate, 2008-2016

Practice Focus

Bar Admissions

  • State of New York


  • B.A., Russian Literature, Harvard University, 2004
    • summa cum laude
  • J.D., Harvard Law School, 2008
    • magna cum laude