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John Walsh has been a Hill & Robbins member and shareholder since 1999, specializing in complex civil litigation and class actions in the areas of securities and antitrust. He also handles internal investigations and white collar criminal cases. He is listed in Best Lawyers in America and the Colorado Super Lawyers.

Mr. Walsh has amassed considerable litigation experience in complex business and class action cases, trying lawsuits in state and federal courts in Colorado and across the country. He also represents individuals and corporations in connection with federal regulatory actions and grand jury investigations throughout the United States. He has a substantial internal investigation practice, handling many international cases across Latin America, Asia, and Europe involving the Foreign Corrupt Practices Act.


In 1986, Mr. Walsh graduated with honors and Order of the Coif from Stanford Law School, where he was Senior Notes Editor of the Stanford Law Review. Upon graduating, he served as a clerk to the Honorable J. Skelly Wright of the U.S. Court of Appeals for the D.C. Circuit.


Mr. Walsh spent eight years at the U.S. Attorney’s Office in Los Angeles, California, from 1987 to 1995. During this time, he prosecuted many complex federal white collar violations, mainly dealing with securities offenses. The cases he tried included insider trading offenses, market manipulations, and violations of the securities anti-fraud provisions. He served as chief of the Major Frauds section of the U.S. Attorney’s Office from 1993 to 1995, supervising 35 Assistant U.S. Attorneys prosecuting white collar offenses. Mr. Walsh was a member of many notable white collar investigations, including those of Charles Keating, Michael Milken, and Arizona Governor J. Fife Symington.


In 1995, Mr. Walsh returned to Denver to join the law firm Holland & Hart, LLP, and became a partner in 1997. In 1999, he left the firm to become a member of Hill & Robbins, P.C. Mr. Walsh maintains a high level of community involvement and takes on pro bono legal work. He is chairman of the board of Invest in Kids, a Colorado nonprofit focused on the development and dissemination of evidence-based early childhood education and health programs, and is a member of the board of the Colorado Lawyers Committee.


Languages spoken: Spanish

Practice areas


  1. White Collar Crime: 50%
  2. Litigation: 50%

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Contact info

Hill & Robbins, P.C

1441 18th St Ste 100
Denver, CO, 80202

1225 17th St Ste 700
Denver, CO, 80202



We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Best Lawyers -- Commercial LitigationBest Lawyers in America2010
Super LawyerSuper Lawyers2010
AV RatedMartindale-HubbellN/A
Work experience
TitleCompany nameDuration
PartnerHolland & Hart LLP1995 - 1999
Assistant U.S. AttorneyU.S. Attorney's Office, Central District of California1987 - 1995
Judicial law clerkHon. J. Skelly Wright, US Court of Appeals, D.C. Circuit1986 - 1987
Association namePosition nameDuration
Colorado Bar Association, Spanish Language Lawyering CommitteeMember2008 - Present
Faculty of Federal AdvocatesBoard Member2007 - Present
Colorado Lawyers Committee, Education Task ForceChair2007 - Present
Colorado Democratic Party Executive CommitteeMember2004 - 2008
Denver Public Safety Review CommissionVice-Chair2003 - 2005
Colorado Lawyers CommitteeBoard Member1999 - Present
Invest in KidsBoard Chair1997 - Present
American Bar Association, Criminal Justice SectionMemberN/A
Publication nameTitleDate
American Bar Association publicationPractical Considerations in Federal Grand Jury Practice1994
School nameMajorDegreeGraduated
Stanford Law SchoolLawJD - Juris Doctor1986
Williams CollegeN/ABA - Bachelor of Arts1983