LAWYER PROFILE
Jason Day

Jason Day

USA 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Ashurst Perkins Coie – London, New York, Seattle, Sydney

Practice Areas

Corporate Law

Public Companies

Corporate Governance

Capital Markets

Mergers & Acquisitions

Sustainability & Corporate Responsibility

Data Centers and Digital Infrastructure

Apparel & Footwear

Life Sciences & Healthcare

Food & Beverage

Career

Jason Day also serves as co-chair of the firm’s global Corporate practice. He regularly counsels public company boards of directors and management on U.S. Securities and Exchange Commission disclosure obligations; capital markets deals; environmental, social, and governance disclosures; fiduciary duties; internal investigations; proxy advisory firm standards; and stockholder activism matters. His clients range from businesses preparing for an initial public offering (IPO) to Fortune 500 corporations across a variety of industries, and he has particular experience in the life sciences, consumer products, energy, technology, and food and beverage sectors.

Over his 20-plus-year career, Jason has represented issuers and underwriters in raising tens of billions of dollars in capital markets offerings, including underwritten equity and debt offerings, IPOs, Rule 144A offerings, and convertible note offerings, among others. He also regularly counsels companies and their boards of directors on the acquisition and sales of public companies and other transformative mergers and acquisition transactions.

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.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Corporate/M&A - Colorado

Band 2
Band 2

Individual Editorial
Jason Day is noted for his expertise in advising public companies on a range of issues, including SEC compliance and transactional mandates along with mergers and acquisitions. He also has notable strength in capital markets matters. Day serves as cochair of the firm's corporate practice.

Strengths

Provided by Chambers

  • Jason is super knowledgeable, has a great business sense and is super responsive.

    Corporate/M&AChambers Guide to the USA
  • Jason offers practical advice that is focused on the ultimate business result.

    Corporate/M&AChambers Guide to the USA

Ranked Individuals at Ashurst Perkins Coie – London, New York, Seattle, Sydney (219)

Alaska

Arizona

California

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership