JD

Jason Day, Business Attorney in Denver, Colorado

focused on Business and Securities

Denver, CO

Trusted business attorney serving Denver.

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Quick answer

Jason Day is an attorney based in Denver, COLORADO. The practice focuses on Business and Securities.

Based in
Denver, COLORADO
Experience
attorney
Known for
Business · Securities
  • Handles Business and Securities matters from Denver, COLORADO.
  • Recognized with Lawyer of the Year — Securities Regulation (Denver) (2025).

About Jason Day: Jason Day is an attorney based in Denver, COLORADO. The practice focuses on Business and Securities.

Areas of practice

Legal matters Jason takes on

Jason concentrates on business and securities. Each area below outlines the kind of case Jason handles, typical outcomes to expect, and how the intake process starts.

Business cases in Denver, Colorado

Jason takes business matters in Denver, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Jason agrees to represent you.

Securities cases in Denver, Colorado

Jason takes securities matters in Denver, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Jason agrees to represent you.

Biography

Meet Jason Day — business lawyer in Denver

Jason Day is an attorney based in Denver, COLORADO. The practice focuses on Business and Securities.

Jason Day is a partner with the firm's Business practice. He focuses his practice on securities regulations and public offerings. Jason counsels public companies on Securities Exchange Act of 1934, NYSE and NASDAQ compliance and disclosure issues. He also advises public company executives and boards regarding executive compensation, corporate governance, corporate finance, Sarbanes Oxley Act, Dodd-Frank Act, Regulation FD and Section 16 compliance. Jason's securities experience also includes representation of issuers and underwriters in public securities offerings, including initial public offerings. He has also represented clients in spin-offs, PIPEs, 144A offerings, shelf registrations, private placements and tender offers. In addition, Jason represents buyers and sellers in mergers and acquisitions.

Working with Jason on a business matter

Jason Day is a partner with the firm's Business practice. He focuses his practice on securities regulations and public offerings. Jason counsels public companies on Securities Exchange Act of 1934, NYSE and NASDAQ compliance and disclosure issues. He also advises public company executives and boards regarding executive compensation, corporate governance, corporate finance, Sarbanes Oxley Act,…

Clients Jason works with

Jason reviews new inquiries case-by-case for business and securities matters in Denver and the surrounding Colorado area.

Credentials

Education, bar admissions, and languages

  • The George Washington University

    J.D. · 2001

  • Syracuse University

    BA

Jurisdictions

Jason's state bar admissions

  • Colorado, Colorado B

    ACTIVE

Jason studied at J.D. in The George Washington University and BA in Syracuse University.

Law school and academic background

Jason completed J.D. in The George Washington University and BA in Syracuse University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Jason runs in Colorado is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Jason has received 14 formal recognitions from bar associations, industry bodies, and peer-review services.

  • Lawyer of the Year — Securities Regulation (Denver)

    2025

  • Lawyer of the Year — Corporate Governance Law (Denver)

    2021

  • Lawyer of the Year — Securities / Capital Markets Law (Denver)

    2020

  • Lawyer of the Year — Securities Regulation (Denver)

    2020

  • Best Lawyers in America — Corporate Governance Law

    2026

  • Best Lawyers in America — Securities / Capital Markets Law

    2026

  • Best Lawyers in America — Securities Regulation

    2026

  • Best Lawyers in America — Additional Areas of Practice:

    2026

  • Best Lawyers in America — Corporate Law

    2026

  • Best Lawyers in America — Mergers and Acquisitions Law

    2026

  • Best Lawyers in America — Mining Law

    2026

  • Best Lawyers in America — Awards:

    2026

  • Best Lawyers in America — Listed in the Legal 500 under capital markets-equity offerings, 2011

    2026

  • Best Lawyers in America — Named a "Colorado Rising Star," by Super Lawyers, 2012 - 2013

    2026

Legal awards and honors

Lawyer of the Year — Securities Regulation (Denver) (2025). Lawyer of the Year — Corporate Governance Law (Denver) (2021). Lawyer of the Year — Securities / Capital Markets Law (Denver) (2020). Lawyer of the Year — Securities Regulation (Denver) (2020). Best Lawyers in America — Corporate Governance Law (2026). Best Lawyers in America — Securities / Capital Markets Law (2026).

Locations

Jason Day's office in Denver

Jason's primary office is at 1900 Sixteenth Street, Suite 1400, Denver, Colorado, 80202-5255. In-person meetings are by appointment; a phone intake usually comes first.

Main office

1900 Sixteenth Street, Suite 1400

Denver, Colorado 80202-5255

Open in Google Maps

Client feedback

Client reviews of Jason Day

Jason has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire Jason Day — what to expect in your first consultation

Working with a new business attorney should feel structured. Here's how the first two conversations with Jason usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Jason charges for the initial consult. That fee is credited toward representation if you retain Jason's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Jason will tell you what matters and what doesn't.

Questions to ask a business attorney in Denver, Colorado

A short list to run through before you commit: How many business matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Jason

Jason discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every business matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Jason confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Jason's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Jason Day

  • How much does it cost to hire Jason for a business case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Jason walks through the likely range during the consult so there are no surprises.

  • Does Jason offer a free consultation?

    Jason charges for the initial consult; that fee is credited toward representation if you retain Jason's office. Some business attorneys offer free consults — check Jason's current terms during booking.

  • How long do business cases in Colorado typically take?

    Simple business matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Jason gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Jason take my case if I'm outside Denver?

    Jason is licensed in Colorado. Matters governed by Colorado law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Jason will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Jason?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Jason will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Jason accepting new business clients right now?

    Jason's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Business attorneys serving Denver, Colorado Springs and Boulder in Colorado

Jason handles business matters throughout Colorado. Each city below is a direct link into the search page for verified business attorneys in that community.

More counsel

If Jason's intake is full or the fit isn't right, these business attorneys in Denver handle similar matters. Every profile below is verified and open to consultations.