John A. Wirthlin

Jason Croft is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Jason, who practices law in Salt Lake City, Utah, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason is held by other top lawyers in the same geographic and legal practice area.

Seasoned patent counselor and advocate Ryan Marshall is skilled in the pharmaceutical, biotech, chemical and medical device areas. In his second decade of practice, Ryan is known for his thoughtful and creative approaches to addressing complex intellectual property issues – whether in litigation or procurement. Ryan represents a wide array of clients ranging from Global Fortune 50 companies to startups, particularly in the biotech and pharmaceutical industries. He offers honed skill in ...

Rachel L. Wertheimer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Rachel L., who practices law in Salt Lake City, Utah, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rachel L. is held by other top lawyers in the same geographic and legal practice area.

Marc T. Rasich is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. Marc T., who practices law in Salt Lake City, Utah, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc T. is held by other top lawyers in the same geographic and legal practice area.

Robert Clark has extensive experience in complex litigation, representing local and national companies with respect to securities, class actions, trade secrets, antitrust, corporate governance, intellectual property, shareholder derivative actions, etc. He has extensive experience representing clients in state and federal courts including trials, arbitrations, appeals, and settlements. Mr. Clark has served as President of the Utah Chapter of the Federal Bar Association. He received a Bachelor...

Steven R. Glauser is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Real Estate. Steven R., who practices law in Salt Lake City, Utah, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven R. is held by other top lawyers in the same geographic and legal practice area.

Seth King is a member of the Firm’s corporate and securities group, working primarily in the areas of securities, mergers and acquisitions , commercial finance and general corporate and business law . Mr. King received his law degree in 2000, graduating magna cum laude from Brigham Young University’s J. Reuben Clark Law School, as a member of the Order of the Coif . He also received a Bachelor’s degree in Finance, cum laude , from Utah State University in 1997. Mr. King was ...

Ed is proud to be a member of the American Board of Trial Advocates (ABOTA). Holding the highest-available AV rating from noted attorney-rating service Martindale-Hubbell, Ed has been named by The National Trial Lawyers Association to its Top 100 Trial Lawyers in Utah and Top 10 Aviation Lawyers, is named in the Nation’s Top One Percent by the National Association of Distinguished Counsel (NADC), has been selected as a Lawdragon 500 Leading Plaintiff Consumer Lawyer, and for years has b...

Christopher J. Wickstrom is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent and Patent Law. Christopher J., who practices law in Salt Lake City, Utah, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher J. is held by other top lawyers in the same geographic and legal practice area.

Kent Collins has extensive tax planning experience counseling high net worth clients and small to mid-sized businesses. Mr. Collins is also experienced in the area of aviation law, having worked as in-house General Counsel for Morris Air. He is currently counsel for SkyWest, Inc. Mr. Collins has taught classes at the Brigham Young University Law School on Wills, Trusts & Estate Planning, is a past Chair of the Tax Section of the Utah State Bar, and is admitted to practice before the Unite...