Jeffrey Maydew - McDermott Will & Emery


Jeffrey (Jeff) Maydew has more than 20 years’ experience representing multinational organizations in US and international tax matters. He focuses his practice on business taxation, particularly domestic and international tax planning for mergers, acquisitions, spin-offs and other major corporate transactions. He also handles private ruling requests as well as audit and tax controversy matters. Jeff advises clients in the aerospace, automotive, consumer products, defense, e-commerce, and pharmaceuticals industries.

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  • Represented Merck & Co., Inc. as lead tax counsel in its spin-off of Organon & Co.*
  • Represented CommScope, Inc. as tax counsel in its proposed sale or spin-off of its home networks business*
  • Represented The Boeing Company as tax counsel in its agreement to acquire an 80% stake in Embraer’s commercial aviation business*

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  • Chambers USA, Tax, 2021 to 2024
    • Chambers USA, Band 2 in Tax, 2024
  • Legal 500 US, International Tax, 2015, 2016, 2021 to 2024
  • World Tax – Chicago, 2013 and 2015


  • American Bar Association, Tax Section, member
  • District of Columbia Bar, Tax Section, member
  • International Fiscal Association, member


Georgetown University Law Center, LLM, 2003
University of Iowa College of Law, JD, honors, 1996
Iowa State University, BS, 1992

US District Court for the District of Columbia

District of Columbia