Tom W. Zook represents public and private company clients from across the country in varied industries, in the areas of mergers and acquisitions, securities offerings, corporate finance, general corporate law, and corporate governance. Tom has a strong financial background and the experience to handle all of his clients' sophisticated corporate and business needs.

As a dedicated member of his community, Tom serves on a variety of boards and is active in various charitable organizations.

Tom is a member of the Firm's Management Committee and Associate Development Committee. He is AV® Preeminent™ Peer Review Rated by Martindale-Hubbell, and he was selected by his peers for inclusion in Best Lawyers® 2007-2024 and Missouri & Kansas Super Lawyers® 2012-2018. Additionally, Best Lawyers named him "Securities/Capital Markets Lawyer of the Year" for 2015 and 2018.

Practice Areas


  • University of Illinois College of Law (J.D., 1988)
    • Order of the Coif
    • University of Illinois Law Review, topics editor
  • Illinois Wesleyan University (B.A., magna cum laude, 1985)
    • Accounting

Professional Affiliations

  • American Bar Association
  • Illinois State Bar Association
  • Bar Association of Metropolitan St. Louis


  • Missouri Bar
  • Illinois Bar


  • Passed certified public accountant examination

Firm Committees

  • Member, Management Committee
  • Member, Associate Development Committee