Mr. Simpson’s practice emphasizes a wide range of commercial litigation on both the plaintiff and defense sides.
Mr. Simpson has defended and prosecuted legal and medical malpractice cases, personal injury, and wrongful death actions, and has practiced extensively in the area of criminal defense.
Corporate areas of practice include formation, and litigation involving corporate clients. Mr. Simpson has practiced in the areas of oil and gas, natural resource, and mineral royalty payment dispute and litigation, land transfer and real estate law, as well as litigation involving real estate development and acquisition.
Over the past few years, Mr. Simpson has participated in class action litigation. Additionally, he has practiced extensively in the area of administrative law, dealing with state and federal agencies on administrative review and appellate practice.
Mr. Simpson frequently appears in state and federal trial and appellate courts in Wyoming and Colorado.
William Simpson has been selected by members of the national legal community as one of the Best Lawyers in America for Personal Injury, 2011-2014. Best Lawyers publishes a book each year listing those individuals who are recognized as professionals who continue their education in an effort to stay current in their chosen profession and continue to distinguish themselves among their peers. The book is considered to be, professionally, the definitive guide to legal excellence in the United States. Mr.Simpson was chosen as a member of this distinguished group because he has displayed an exemplary commitment to his profession, his community and to his clients. Mr. Simpson has met the standard of excellence for selection as one of The National Trial Lawyer’s Top 100 Trial Lawyers.
Martindale-Hubbell DistinguishedSM Rating
Top 100 Attorney, The National Trial Lawyers
Phi Epsilon Phi Society
Sigma Delta Chi Society of Professional Journalists
Selected to Mountain States Super Lawyers®, 2011-2016
Past President (1993-94) of Park County Bar Association
Park County Justice of the Peace (1985-87)
Selected to Best Lawyers® in America, 2011-2017
U.S. District Court, District of Wyoming
U.S. Court of Appeals, 10th Circuit
U.S. Supreme Court
J.D.,1983, University of Wyoming College of Law
B.S. with honors, 1980, University of Wyoming
The National Trial Lawyers
American Bar Association
Wyoming Bar Association
Park County Bar Association
Wyoming Trial Lawyers Association