Mark W. Williams
Mark W. Williams


Phone: 303.299.8211

Fax: 303.298.0940

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Legal Secretary

Nancy Hedges

Areas of Emphasis

Litigation, Trials & Appeals

Corporate Compliance & Governance


Banking & Financial Services Litigation


  • Juris Doctor, University of North Carolina School of Law, 1985
  • Bachelor of Arts, cum laude, Political Economy, Colorado College, 1982
  • Fluency in Spanish

Drawing on nearly 35 years of practice experience, Mark Williams provides guidance to large national and international corporations, regional businesses and entrepreneurial ventures on wide-ranging litigation, general business, and transactional matters. He serves as trial counsel and advisor on large-figure, corporate governance, officer and director liability, business tort, commercial, financial institutions, and telecommunications matters. He also provides strategic business advice and conducts legal audits, risk assessments, internal investigations, and litigation analysis.

Mark is adept at helping clients achieve workable solutions to business disputes. Mark takes a proactive approach when advising clients, devising risk management strategies to manage risk and help clients achieve economic predictability, value and results.

As both a trial lawyer and advisor, Mark is often retained because of his ability to help clients steer clear of risk and toward success in their dealings.

Regarded as a leader in the field, Mark has been recognized by Best Lawyers as a “Lawyer of the Year” in the areas of Technology Law and Communications Law and he has been designated as a Master Advocate by the prestigious National Institute for Trial Advocacy, its highest designation.

Representative Matters
  • Trial counsel and advisor on large dollar, corporate governance, officer and director liability, business tort and commercial cases
  • Corporate governance and business strategy
  • Acts as lead counsel and negotiator on large transactions
  • Internal investigations
  • Risk assessment, litigation analysis, and legal audits
  • Advisor to and regional counsel for personal wireless services provider on federal and state legal and regulatory matters, interconnection, E911, Universal Service, local land use, zoning, real estate, insurance and risk management issues
  • Attorney and counselor to national, regional, and community banks
Professional Activities


  • Colorado
  • Minnesota
  • Nebraska
  • North Dakota
  • Oklahoma
  • Utah
  • Supreme Court of the United States
  • U.S. Tenth Circuit Court of Appeals
  • U.S. District Court for the Court of Colorado
  • U.S. District Court for the Court of Utah
  • U.S. District Court for the Court of Nebraska



  • National Association of Corporate Directors
  • Board Member, Vectra Bank Advisory Board
  • Board Member and Chairman, Denver Sports Advisory Board
  • Board Member, Board of Trustees of the Boy Scouts of America – Denver Area Council
  • Commercial Panel of Neutrals, American Arbitration Association
  • Litigation Counsel of America
  • American, Colorado, Denver, Federal Communications, and Electric Cooperative Bar Associations
  • Rotary Club of Lower Downtown Denver
    • Former President
Honors and Awards
  • Best Lawyers in America, “Lawyer of the Year,” Communications Law, Denver (2015, 2019)
  • Best Lawyers in America, “Lawyer of the Year,” Technology Law, Denver (2016, 2018)
  • Best Lawyers in America, Arbitration (2013-2020), Banking and Finance Law (2013-2020), Communications Law (2007-2020), Litigation: Regulatory Enforcement (SEC, Telecom, Energy) (2019-2020), Technology Law, (2007-2020)
  • Super Lawyers, “Top 100 Attorneys,” Colorado (2016)
  • Super Lawyers, Business Litigation, Colorado (2006-2019)
  • 5280 Magazine, “Top Lawyer,” Communications, Technology and Media, Denver (2015 and 2016)
  • Martindale-Hubbell, “AV Rated” (1995-present)
  • National Institute for Trial Advocacy, “Master Advocate” (2008)
  • Litigation Counsel of America, Fellow (2008)
  • Diversity Law Institute, Member
  • The Trial Law Institute, Member
  • Leadership Denver Program, Participant (2000-2001)
Publications and Presentations




  • Lecturer at telecommunications conferences
    CLE International