
Credentials
Education
Government Service
Colorado Supreme Court, Civil Rules Committee
Member
Colorado Supreme Court Access to Justice Commission
Commissioner
Recognition
The Best Lawyers in America
Banking and Finance Litigation Lawyer of the Year - Denver, 2027
Securities Litigation Lawyer of the Year – Denver, 2026-2027
Litigation – Securities, 2020-2027
Litigation – Insurance, 2022-2027
Litigation – Banking and Finance, 2023-2027
Commercial Litigation, 2026-2027
Litigation – Labor and Employment, 2026-2027
Litigation – Real Estate, 2026-2027
Securities Regulation, 2027
Benchmark Litigation
Local Litigation Star – General Commercial
Litigation and Securities Litigation, 2020-2023
Law Week Colorado
“Barrister’s Best” Best Securities Litigator, 2020, 2022
“People’s Choice” Best Securities Lawyer, 2021, 2023-2024
Colorado Super Lawyers
Top 100: 2022-2026
Securities Litigation: 2018-2026
Rising Star: Business Litigation, 2009-2017
5280 Magazine
Top Lawyer, Securities, 2021-2024
National Law Journal Trailblazers in Litigation
2021
Martindale-Hubbell Rating: AV® Preeminent™ (Highest)
Legal Memberships
Faculty of Federal Advocates, 2011-present
Colorado Bar Association
Chair, Business Law Section, 2022-2023
Chair, Litigation Section, 2019-2020
Chair, Securities Law Subsection, 2015-2021
Board of Governors, Litigation Section Representative, 2019-2021
Business Law Section Representative, 2023-present
Colorado Judicial Institute/CBA Joint Task Force Re Diversity on the Bench
Appointee/Member, 2021-present
Colorado Bar Association Leadership Training Program (“COBALT”)
Class of 2024
Bar and Admissions
U.S. Judicial Panel for Multi-District Litigation
U.S. Tax Court
Colorado
U.S. Supreme Court
U.S. Court of Appeals, 10th Circuit
U.S. District Court, D. Colorado
U.S. District Court, E.D. Louisiana
U.S. District Court, W.D. New York
Community Activity
The Logan School for Creative Learning
Trustee, Board of Trustees, 2018-2023
Chair, Governance Committee, 2016-2020
WeeCycle Colorado
Board Liaison to CBA, 2009-present
Colorado High School Mock Trial Program
Championship Round Scoring Panelist/Juror, High School State Tournament 2019, 2022
Coach, Saint Mary’s Academy, 2022-present
Articles and Presentations
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 3rd Edition.
Author, "What to Expect Regarding Regulatory and Enforcement Priorities," ColoradoBiz.
Co-Author, "Using Waivers of Liability to Protect Your Business During COVID," Colorado Bar Association Business Law Section Newsletter.
Co-author, "2 Key 10th Circ. Holdings In Western Union Derivative Suit," Law360.
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 2nd Edition.
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 1st Edition.
Presenter, "Dispute Resolution Strategies for Business Lawyers: What is available, How to Tailor it, and Common Pitfalls," Business Law Institute.
Presenter, "General Counsel's Perspective - What's Keeping Us Awake At Night," Business Law Institute.
Presenter, "Lessons from the Litigators - What We Wish We Could Have Told You," Business Law Institute.
Presenter, "Corporate Responsibility and the Intricacies of the Sarbanes-Oxley Act," University of Denver - Daniels College of Business.
Presenter, "Lessons from the Litigators: If Only We Could Have Warned You," Business Law Institute.
Presenter, "Day in the Life Series: Corporate Litigator," Supreme Court Atty Mentoring Program.
Presenter, Roundtable Discussion with Affinity Bar Leaders, CBA-CLE.
Presenter, "Living and Leading in 2020: Safely Leading Partners, Employees, and Clients in the New Covid-19 Normal," CO Litigators' Summit, CBA-CLE.
Presenter, "What Business Lawyers Do that Litigators Love," Business Law Institute, CBA-CLE.
Presenter, "The Ethics of Working Remotely," CBA-CLE.
Presenter, "Introducing Tung Chan: Q&A with the New Colorado Securities Commissioner," CBA-CLE.
Presenter, "Legal Ethics on Silver Screen 2.0," CBA-CLE, Ethics 7.0.
Presenter, "Knowing Your Audience: Trying Your Case Outside Metro-Denver," CO Litigators Summit, CBA-CLE.
Presenter, "Business Books & Records, Best Practices to Avoid Litigation Risk," Business Law Institute, CBA-CLE.
Presenter, "Legal Ethics on Silver Screen," Rocky Mountain Securities Conference, SEC.
Presenter, "Check-In with SEC's Regional Director, Denver Regional Office," CBA-CLE.
Presenter, "Maintaining Civility in the Most Heated Situations," CO Litigators' Summit, CBA-CLE.
Presenter, "Ethical Issues for Securities Professionals," Rocky Mountain Securities Conference, SEC.
Presenter, "Formation, Operation, and Dissolution: Litigator's Perspective on LLC Divorce," Business Law Institute, CBA-CLE.
Presenter, "Hot Topics for Public Companies in 2016: General Counsel's Perspective," CBA-CLE.
Presenter, "What to Do If the SEC Comes Knocking," Denver Business Journal – Managing Enterprise Risk for Your Company Series.
Luke Ritchie is a securities and business litigator known for successfully guiding clients through the intricate hazards and exposure points they face when fighting high-stakes battles on multiple fronts—often, against not only federal and state investigators, but private litigants or court-appointed receivers pursuing civil actions in parallel with such investigations. Luke specializes in securities and enforcement defense litigation, government investigations, and complex business disputes involving corporate governance and fiduciary laws.
Luke received back-to-back Lawyer of the Year – Denver recognition by Best Lawyers in America for Banking and Finance Litigation in 2027 and Securities Litigation in 2026. Luke was also recognized by 5280 Magazine as Top Lawyer (Securities) for four consecutive years beginning in 2021, by the National Law Journal as a 2021 “Litigation Trailblazer” and by Super Lawyers Magazine as a “Top 100” Colorado Super Lawyer every year since 2022. He has been interviewed and quoted about his cases and practice area by the Wall Street Journal, NPR’s Marketplace, the Denver Business Journal, the Colorado Sun, and other news outlets. He is well known for his volunteer service and leadership at the bar and other civic/philanthropic organizations. In recent years, Luke was appointed by the Colorado Supreme Court as both a Member of the Colorado Civil Rules Committee and Commissioner on the Colorado Access to Justice Commission.
Luke’s corporate clients range in maturity from the development stage to public companies and span sectors from fintech to manufacturing. He also represents executives, directors, compliance personnel, and board committees, as well as investment advisors, CFPs®, and other professionals in the highly regulated financial services industry.
Cases
Securities and Enforcement Defense
Counseling a major development-round investor in protecting/enforcing ownership rights with regard to a blockchain technology company's contentious restructuring transaction and related public offering.
Representing oil and gas executives in defending enforcement investigation into alleged violations of state securities act.
Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act. Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act.
Defended (co-counsel) municipal funds and former trustees in seven consolidated securities class actions alleging securities fraud and seeking damages in excess of $1 billion.
Obtained a termination/no action letter in defending the co-founder/CEO of a digital asset issuer in an SEC investigation alleging violations of the anti-fraud provisions of the Securities Act, the Exchange Act, and the Advisors Act.
Securities and Enforcement Defense
Counseling a major development-round investor in protecting/enforcing ownership rights with regard to a blockchain technology company's contentious restructuring transaction and related public offering.
Representing oil and gas executives in defending enforcement investigation into alleged violations of state securities act.
Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act. Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act.
Defended (co-counsel) municipal funds and former trustees in seven consolidated securities class actions alleging securities fraud and seeking damages in excess of $1 billion.
Obtained a termination/no action letter in defending the co-founder/CEO of a digital asset issuer in an SEC investigation alleging violations of the anti-fraud provisions of the Securities Act, the Exchange Act, and the Advisors Act.
Obtained a termination/no action letter in defending a registered investment advisor in an enforcement proceeding alleging suitability violations.
Obtained a termination/no action letter in defending a mutual fund's former independent trustees in an SEC investigation alleging violations of the Investment Company Act of 1940.
Obtained a termination/no action letter in defending day-trader in an SEC investigation alleging market manipulation.
Obtained a favorable settlement and dismissal for a real estate development company and its principal in an enforcement action and parallel receivership actions alleging Ponzi scheme.
Obtained a favorable settlement and administrative order in defending a mutual fund's management team and an interested trustee in an SEC proceeding alleging violations of the Investment Company Act of 1940.
Obtained a favorable settlement and an administrative order for a registered investment advisor and its president in an SEC enforcement proceeding alleging violations of the anti-fraud provisions of the Advisors Act.
Obtained a favorable settlement and an administrative order for a venture capital fund's founder, C-Suite executive, and management company in an SEC investigation claiming violations of the Securities Act, the Exchange Act, and the Advisors Act.
Won judgment on behalf of a defrauded equity investor for the full investment amount plus attorneys' fees in a securities fraud action against a former business partner in the health supplements- industry venture.
Won judgment on behalf of a defrauded equity investor for the full investment amount plus attorneys' fees in a securities fraud action against former business partner in travel and leisure-industry venture.
Obtained a favorable settlement and dismissal for a business consulting and credit repair enterprise and its founder/CEO in an enforcement action alleging a Ponzi scheme.
Business Disputes/Divorces – Corporate Governance and Fiduciary Laws
Representing co-founder/officer of workforce housing and disaster relief conglomerate in prosecuting claims for fraud, embezzlement, corporate governance, and fiduciary violations against business partners in connection with highly contentious business divorce proceedings.
Represented special committee of board of directors of a closely-held corporation in conducting internal investigation of company-to-executive lending activity and related corporate governance and controls. Negotiated favorable terms of repayment and established robust compliance processes on moving forward basis.
Won full dismissals of a putative class action and parallel dissenter's rights actions for a manufacturing company, C-Suite executives, and directors in shareholder litigation seeking to unwind a complex merger transaction and damages.
Defending a construction industry founder/officer in a highly contentious shareholders' derivative action seeking to unwind a purchase transaction, dissolution, and damages.
Defended founders/C-Suite executives of a national technology company in a shareholders' derivative action claiming minority oppression and seeking dissolution and damages. Obtained dismissal of four claims and favorable settlement of the remaining two claims.
Defending a founder/CEO of an architecture, design, and development conglomerate in highly contentious business divorce litigation involving intellectual property and tortious interference claims
Prosecuted business tort claims for a registered investment advisor against former partners in a FINRA industry dispute, and obtained a favorable settlement on the eve of arbitration.
Employment/Commercial Litigation
Won full dismissal after the first week of trial in defending seller of business against claims brought by a potential purchaser and in prosecuting counterclaims and cross-claims against multiple parties.
Won full defense verdict for a local nonprofit entity and its executive director in defending against a wrongful termination action filed by a former employee.
Won jury verdict for a regional business in the nutraceutical industry in defending against claims and in prosecuting counterclaims in a commercial contract dispute.
Won summary judgment in defending a publicly traded communications company against wrongful termination and age discrimination claims asserted by a former employee.
Won summary judgment, dismissal of subsequent appeal, and denial of subsequent petition for a writ of certiorari in defending a regional vocational college against Title VII racial discrimination claims asserted by a former employee.

Luke Ritchie is a securities and business litigator known for successfully guiding clients through the intricate hazards and exposure points they face when fighting high-stakes battles on multiple fronts—often, against not only federal and state investigators, but private litigants or court-appointed receivers pursuing civil actions in parallel with such investigations. Luke specializes in securities and enforcement defense litigation, government investigations, and complex business disputes involving corporate governance and fiduciary laws.
Luke received back-to-back Lawyer of the Year – Denver recognition by Best Lawyers in America for Banking and Finance Litigation in 2027 and Securities Litigation in 2026. Luke was also recognized by 5280 Magazine as Top Lawyer (Securities) for four consecutive years beginning in 2021, by the National Law Journal as a 2021 “Litigation Trailblazer” and by Super Lawyers Magazine as a “Top 100” Colorado Super Lawyer every year since 2022. He has been interviewed and quoted about his cases and practice area by the Wall Street Journal, NPR’s Marketplace, the Denver Business Journal, the Colorado Sun, and other news outlets. He is well known for his volunteer service and leadership at the bar and other civic/philanthropic organizations. In recent years, Luke was appointed by the Colorado Supreme Court as both a Member of the Colorado Civil Rules Committee and Commissioner on the Colorado Access to Justice Commission.
Luke’s corporate clients range in maturity from the development stage to public companies and span sectors from fintech to manufacturing. He also represents executives, directors, compliance personnel, and board committees, as well as investment advisors, CFPs®, and other professionals in the highly regulated financial services industry.
Credentials
Education
Government Service
Colorado Supreme Court, Civil Rules Committee
Member
Colorado Supreme Court Access to Justice Commission
Commissioner
Recognition
The Best Lawyers in America
Banking and Finance Litigation Lawyer of the Year - Denver, 2027
Securities Litigation Lawyer of the Year – Denver, 2026-2027
Litigation – Securities, 2020-2027
Litigation – Insurance, 2022-2027
Litigation – Banking and Finance, 2023-2027
Commercial Litigation, 2026-2027
Litigation – Labor and Employment, 2026-2027
Litigation – Real Estate, 2026-2027
Securities Regulation, 2027
Benchmark Litigation
Local Litigation Star – General Commercial
Litigation and Securities Litigation, 2020-2023
Law Week Colorado
“Barrister’s Best” Best Securities Litigator, 2020, 2022
“People’s Choice” Best Securities Lawyer, 2021, 2023-2024
Colorado Super Lawyers
Top 100: 2022-2026
Securities Litigation: 2018-2026
Rising Star: Business Litigation, 2009-2017
5280 Magazine
Top Lawyer, Securities, 2021-2024
National Law Journal Trailblazers in Litigation
2021
Martindale-Hubbell Rating: AV® Preeminent™ (Highest)
Legal Memberships
Faculty of Federal Advocates, 2011-present
Colorado Bar Association
Chair, Business Law Section, 2022-2023
Chair, Litigation Section, 2019-2020
Chair, Securities Law Subsection, 2015-2021
Board of Governors, Litigation Section Representative, 2019-2021
Business Law Section Representative, 2023-present
Colorado Judicial Institute/CBA Joint Task Force Re Diversity on the Bench
Appointee/Member, 2021-present
Colorado Bar Association Leadership Training Program (“COBALT”)
Class of 2024
Bar and Admissions
U.S. Judicial Panel for Multi-District Litigation
U.S. Tax Court
Colorado
U.S. Supreme Court
U.S. Court of Appeals, 10th Circuit
U.S. District Court, D. Colorado
U.S. District Court, E.D. Louisiana
U.S. District Court, W.D. New York
Community Activity
The Logan School for Creative Learning
Trustee, Board of Trustees, 2018-2023
Chair, Governance Committee, 2016-2020
WeeCycle Colorado
Board Liaison to CBA, 2009-present
Colorado High School Mock Trial Program
Championship Round Scoring Panelist/Juror, High School State Tournament 2019, 2022
Coach, Saint Mary’s Academy, 2022-present
Articles and Presentations
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 3rd Edition.
Author, "What to Expect Regarding Regulatory and Enforcement Priorities," ColoradoBiz.
Co-Author, "Using Waivers of Liability to Protect Your Business During COVID," Colorado Bar Association Business Law Section Newsletter.
Co-author, "2 Key 10th Circ. Holdings In Western Union Derivative Suit," Law360.
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 2nd Edition.
Author, "Privilege and Disqualification," Evidence in Colorado: Practice Guide, 1st Edition.
Presenter, "Dispute Resolution Strategies for Business Lawyers: What is available, How to Tailor it, and Common Pitfalls," Business Law Institute.
Presenter, "General Counsel's Perspective - What's Keeping Us Awake At Night," Business Law Institute.
Presenter, "Lessons from the Litigators - What We Wish We Could Have Told You," Business Law Institute.
Presenter, "Corporate Responsibility and the Intricacies of the Sarbanes-Oxley Act," University of Denver - Daniels College of Business.
Presenter, "Lessons from the Litigators: If Only We Could Have Warned You," Business Law Institute.
Presenter, "Day in the Life Series: Corporate Litigator," Supreme Court Atty Mentoring Program.
Presenter, Roundtable Discussion with Affinity Bar Leaders, CBA-CLE.
Presenter, "Living and Leading in 2020: Safely Leading Partners, Employees, and Clients in the New Covid-19 Normal," CO Litigators' Summit, CBA-CLE.
Presenter, "What Business Lawyers Do that Litigators Love," Business Law Institute, CBA-CLE.
Presenter, "The Ethics of Working Remotely," CBA-CLE.
Presenter, "Introducing Tung Chan: Q&A with the New Colorado Securities Commissioner," CBA-CLE.
Presenter, "Legal Ethics on Silver Screen 2.0," CBA-CLE, Ethics 7.0.
Presenter, "Knowing Your Audience: Trying Your Case Outside Metro-Denver," CO Litigators Summit, CBA-CLE.
Presenter, "Business Books & Records, Best Practices to Avoid Litigation Risk," Business Law Institute, CBA-CLE.
Presenter, "Legal Ethics on Silver Screen," Rocky Mountain Securities Conference, SEC.
Presenter, "Check-In with SEC's Regional Director, Denver Regional Office," CBA-CLE.
Presenter, "Maintaining Civility in the Most Heated Situations," CO Litigators' Summit, CBA-CLE.
Presenter, "Ethical Issues for Securities Professionals," Rocky Mountain Securities Conference, SEC.
Presenter, "Formation, Operation, and Dissolution: Litigator's Perspective on LLC Divorce," Business Law Institute, CBA-CLE.
Presenter, "Hot Topics for Public Companies in 2016: General Counsel's Perspective," CBA-CLE.
Presenter, "What to Do If the SEC Comes Knocking," Denver Business Journal – Managing Enterprise Risk for Your Company Series.
Cases
Securities and Enforcement Defense
Counseling a major development-round investor in protecting/enforcing ownership rights with regard to a blockchain technology company's contentious restructuring transaction and related public offering.
Representing oil and gas executives in defending enforcement investigation into alleged violations of state securities act.
Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act. Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act.
Defended (co-counsel) municipal funds and former trustees in seven consolidated securities class actions alleging securities fraud and seeking damages in excess of $1 billion.
Obtained a termination/no action letter in defending the co-founder/CEO of a digital asset issuer in an SEC investigation alleging violations of the anti-fraud provisions of the Securities Act, the Exchange Act, and the Advisors Act.
Securities and Enforcement Defense
Counseling a major development-round investor in protecting/enforcing ownership rights with regard to a blockchain technology company's contentious restructuring transaction and related public offering.
Representing oil and gas executives in defending enforcement investigation into alleged violations of state securities act.
Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act. Representing accounting firm and sales entrepreneur in defending enforcement investigation into alleged violations of state securities act.
Defended (co-counsel) municipal funds and former trustees in seven consolidated securities class actions alleging securities fraud and seeking damages in excess of $1 billion.
Obtained a termination/no action letter in defending the co-founder/CEO of a digital asset issuer in an SEC investigation alleging violations of the anti-fraud provisions of the Securities Act, the Exchange Act, and the Advisors Act.
Obtained a termination/no action letter in defending a registered investment advisor in an enforcement proceeding alleging suitability violations.
Obtained a termination/no action letter in defending a mutual fund's former independent trustees in an SEC investigation alleging violations of the Investment Company Act of 1940.
Obtained a termination/no action letter in defending day-trader in an SEC investigation alleging market manipulation.
Obtained a favorable settlement and dismissal for a real estate development company and its principal in an enforcement action and parallel receivership actions alleging Ponzi scheme.
Obtained a favorable settlement and administrative order in defending a mutual fund's management team and an interested trustee in an SEC proceeding alleging violations of the Investment Company Act of 1940.
Obtained a favorable settlement and an administrative order for a registered investment advisor and its president in an SEC enforcement proceeding alleging violations of the anti-fraud provisions of the Advisors Act.
Obtained a favorable settlement and an administrative order for a venture capital fund's founder, C-Suite executive, and management company in an SEC investigation claiming violations of the Securities Act, the Exchange Act, and the Advisors Act.
Won judgment on behalf of a defrauded equity investor for the full investment amount plus attorneys' fees in a securities fraud action against a former business partner in the health supplements- industry venture.
Won judgment on behalf of a defrauded equity investor for the full investment amount plus attorneys' fees in a securities fraud action against former business partner in travel and leisure-industry venture.
Obtained a favorable settlement and dismissal for a business consulting and credit repair enterprise and its founder/CEO in an enforcement action alleging a Ponzi scheme.
Business Disputes/Divorces – Corporate Governance and Fiduciary Laws
Representing co-founder/officer of workforce housing and disaster relief conglomerate in prosecuting claims for fraud, embezzlement, corporate governance, and fiduciary violations against business partners in connection with highly contentious business divorce proceedings.
Represented special committee of board of directors of a closely-held corporation in conducting internal investigation of company-to-executive lending activity and related corporate governance and controls. Negotiated favorable terms of repayment and established robust compliance processes on moving forward basis.
Won full dismissals of a putative class action and parallel dissenter's rights actions for a manufacturing company, C-Suite executives, and directors in shareholder litigation seeking to unwind a complex merger transaction and damages.
Defending a construction industry founder/officer in a highly contentious shareholders' derivative action seeking to unwind a purchase transaction, dissolution, and damages.
Defended founders/C-Suite executives of a national technology company in a shareholders' derivative action claiming minority oppression and seeking dissolution and damages. Obtained dismissal of four claims and favorable settlement of the remaining two claims.
Defending a founder/CEO of an architecture, design, and development conglomerate in highly contentious business divorce litigation involving intellectual property and tortious interference claims
Prosecuted business tort claims for a registered investment advisor against former partners in a FINRA industry dispute, and obtained a favorable settlement on the eve of arbitration.
Employment/Commercial Litigation
Won full dismissal after the first week of trial in defending seller of business against claims brought by a potential purchaser and in prosecuting counterclaims and cross-claims against multiple parties.
Won full defense verdict for a local nonprofit entity and its executive director in defending against a wrongful termination action filed by a former employee.
Won jury verdict for a regional business in the nutraceutical industry in defending against claims and in prosecuting counterclaims in a commercial contract dispute.
Won summary judgment in defending a publicly traded communications company against wrongful termination and age discrimination claims asserted by a former employee.
Won summary judgment, dismissal of subsequent appeal, and denial of subsequent petition for a writ of certiorari in defending a regional vocational college against Title VII racial discrimination claims asserted by a former employee.


