Professional Biography
Image of Sean Wagnon

Sean Wagnon Associate

  • Seattle

    D +1.206.359.3043

    F +1.206.359.4043


    1201 Third Avenue, Suite 4900

    Seattle, WA 98101-3099




Sean Wagnon focuses on corporate transactions with an emphasis on mergers and acquisitions (M&A). Sean has represented private and public companies, venture capital funds, and private equity sponsors on a variety of strategic transactions and investments across a broad range of industries, including software and technology, sports and entertainment, insurance, manufacturing, and natural resources. Sean has experience drafting and negotiating definitive agreements for strategic and private equity insurance M&A transactions involving multiple parties and stakeholders.

A graduate of Columbia Law School, Sean was a Harlan Fiske Stone Scholar. He earned his Bachelor of Arts degree at University of Washington, where he was elected to Phi Beta Kappa and graduated magna cum laude. His language knowledge includes Mandarin Chinese and advanced proficiency in American Sign Language.

Professional Recognition

  • Recognized by Best Lawyers: Ones to Watch for Mergers and Acquisitions Law, 2024

Community Involvement

  • Columbia Community Enterprise Clinic, New York, NY, 2017 - 2018
  • Landesa, Corporate Social Responsibility, Seattle, WA, 2017
  • Legal Resources Centre, Grahamstown, South Africa, 2017

Related Employment

  • Debevoise & Plimpton LLP, New York, NY, Associate, 2021; Summer Associate, 2018
  • Perkins Coie, Seattle, WA, Associate, 2019 – 2021
  • Microsoft, Seattle, WA, Cybersecurity Policy Fellow, 2016
  • United States Navy, Veteran, 2008 – 2012




Bar and Court Admissions

  • Washington


  • Columbia Law School, J.D., Harlan Fiske Stone Scholar, 2019
  • University of Washington, B.A., International Studies, magna cum laude, 2015, Phi Beta Kappa