Skip to content Thomas B. Quinn


555 Seventeenth St.
Suite 3400
Denver, CO 80202

515 E. Ivinson
Suite 108
Laramie, WY 82070


J.D., University of Wyoming Law School

B.S., Economics, University of Wyoming


“Best of the Bar” (Denver Business Journal)

BTI Consulting Group Client Service All-Star (2022)

Best Lawyers in America® distinction in Legal Malpractice Law – Defendants (2011-2024), Litigation – Health Care (2019-2024), Mass Tort Litigation/Class Actions – Defendants (2017-2024), Product Liability Litigation – Defendants (2015-2024)

Best Lawyers in America® "Lawyer of the Year" in Litigation - Health Care (2020, 2023)

Best Trial Lawyers in America distinction

Super Lawyers® distinction in the fields of Civil Litigation Defense, Business Litigation and Health Care 

“Top 100 Colorado Lawyers“ (Super Lawyers®)

Top Rated Lawyer-AV® Preeminent™,


Tom Quinn is an experienced trial lawyer having taken more than 60 trials to verdict. Tom's trial and litigation experience includes numerous health care matters, fraud and abuse, antitrust, government claims, regulatory disputes, employment, product defect, auto products, deceptive trade, defamation and professional negligence disputes. 

Tom has served as a speaker to members of the bench and bar on trial strategies, jury selection, government investigation response and ethics. Tom has also addressed trade groups on entity organization concepts, governmental compliance and litigation response and management.

Tom has served by appointment on the Colorado Supreme Court's Committee on Civil Jury Instructions (2002-2015).

Tom is a member of the firm’s Executive Committee.

Tom is a Fellow of the American College of Trial Lawyers.


  • Colorado
  • Wyoming
  • United States District Court, District of Colorado
  • United States District Court, District of Wyoming
  • United States Court of Appeals, Ninth Circuit
  • United States Court of Appeals, Tenth Circuit
  • United States Supreme Court


  • American College of Trial Lawyers
  • Defense Research Institute
  • IADC Trial Academy Faculty
  • American Health Lawyers Association
  • Colorado and Wyoming Bar Associations
Publications & Presentations