Professional Biography

Jason Day Partner

Member, Firmwide Executive Committee; Firmwide Chair, Corporate Practice

  • Denver

    D +1.303.291.2362

    F +1.303.291.2400


    1900 Sixteenth Street, Suite 1400

    Denver, CO 80202-5255




Jason Day is the firmwide chair of the Corporate practice and a member of the firm's Executive Committee. Jason serves as a trusted advisor to public companies on their most sensitive securities and corporate governance matters. He regularly counsels public company boards of directors and management on SEC disclosure obligations, fiduciary duties, internal investigations, proxy advisory firm standards and stockholder activism matters. 

Jason has represented issuers and underwriters in dozens of capital markets offerings, including underwritten equity and debt offerings, initial public offerings, Rule 144A offerings and convertible note offerings, among others. He also counsels companies and their boards on public company change in control transactions, including mergers, tender offers, and SPAC transactions. 

Jason’s clients range from businesses preparing for an IPO to Fortune 500 corporations across a variety of industries and include some of the most recognizable companies in Colorado and throughout the country. Jason is a co-author of The Public Company Handbook: A Corporate Governance and Disclosure Guide for Directors and Executives and is a frequent speaker on a variety of public company topics.

Video Series: Public Companies Q&A During COVID-19

Exploring Corporate Governance and Disclosures Questions in the Wake of COVID-19. 

Watch Now!

chambers 2021 and best lawyers 2021 award badges

Ranked by Chambers & Best Lawyers

Named "Corporate Governance Law Lawyer of the Year" by Best Lawyers in America, 2021
Ranked by Chambers USA six years in a row

Professional Recognition

  • Ranked by Chambers USA: "America's Leading Lawyers for Business" (Corporate/M&A), 2016 - 2021
  • Named “Corporate Governance Law Lawyer of the Year” by Best Lawyers in America, 2021
  • Named "Lawyer of the Year," for Securities / Capital Markets Law and Securities Regulation by Best Lawyers in America, 2020

  • Listed in 5280 as one of Denver's Top Lawyers, 2016 - 2020
  • Named Lexology and International Law Office (ILO), Client Choice Award: Capital Markets, 2014 - 2015
  • Named "Colorado Lawyer of the Year" by Law Week Colorado, 2013
  • Listed in The Best Lawyers in America: Corporate Governance Law; Securities / Capital Markets Law; Securities Regulation, 2014 - 2022
  • Named a "Colorado Super Lawyer," by Super Lawyers, 2014 - 2018
  • Named a "Colorado Rising Star," by Super Lawyers, 2012 - 2013
  • Listed in the Legal 500 under capital markets-equity offerings, 2011

Professional Leadership

  • Colorado Bar Association Securities Law Section, Co-Chair, 2009 - 2011

Community Involvement

  • Syracuse University College of Arts and Sciences, Former Member, Board of Visitors
  • Easter Seals of Colorado, Former Member, Board of Directors