Person Photo
Person Photo

Michael Carrigan


555 17th Street, Suite 3200, Denver, CO 80202

Michael represents companies and individuals in complex business disputes involving government investigations, privacy, and cybersecurity.

An experienced commercial litigator, Michael advises a wide range of businesses on how to avoid litigation and, when necessary, develops strategies designed to achieve their goals for a win. As a member of the firm's government investigations group, Michael focuses on both federal and state investigations, including by the Colorado Attorney General. A former Denver Senior Deputy District Attorney, Michael has tried over one hundred cases to judge and jury and has litigated civil and criminal cases in various federal and state courts, including the Colorado Court of Appeals, the Colorado Supreme Court, the US District Court for the District of Colorado, and the US Court of Appeals for the Tenth Circuit. Michael has helped clients prevail in numerous court and jury trials and arbitrations involving multi-million dollar disputes. 

show more

Client Results

Representative Matters
  • Assisted nationwide retailer in breach and multimillion-dollar ransomware incident.

  • Led internal investigation into client data breach and resulting fraudulent payments.

  • Assisted client in investigating and reporting multimillion-dollar hacking/cyber fraud incident and coordination with law enforcement as part of international investigation.

  • A state prosecutor charged a construction contractor with two counts of felony theft of project funds. Mr. Carrigan was hired after a court bound the case over after a preliminary hearing. Mr. Carrigan coordinated a presentation of evidence that led the prosecution to dismiss the case in its entirety. He then filed a federal lawsuit against the complaining parties and promptly secured a seven-figure policy limits settlement by their insurer.

  • A small software company was the subject of a federal lawsuit seeking a restraining order and more than $10 million in damages. Within three weeks, the temporary restraining order was defeated and the adverse party agreed to withdraw its complaint and stipulated to a $1 million payment to Mr. Carrigan's client.

  • Multimillion-dollar verdict in client's favor following a two-week jury trial regarding breach of fiduciary duty claims.

  • Successful defense of trade secret and non-complete claims, resulting in complete vindication and recovery of attorney fees for client.

  • An insurance brokerage was sued by a former client for numerous claims and asserted damages over $4 million. Following dismissal of key through dispositive motions, Mr. Carrigan led a team through a nine-day jury trial, resulting in a total defense verdict after less than two hours of deliberations.



Bar Admissions


  • The Best Lawyers in America© Commercial Litigation, 2014-2022; Insurance Law, 2020-2022
  • National Law Journal, Top Rated Insurance Lawyer, 2012
  • Colorado Super Lawyers®, Business Litigation, 2009-2022
  • Super Lawyers® Corporate Counsel Edition, 2010
  • American Bar Association Leadership Academy, 2008, 2009
  • Denver Bar Association, Richard Marden Davis Award, 2007
  • The Colorado Statesman, Fifty for the Future, 2007
  • 2006 Marshall Fellow: An international exchange program for young business, community, and political leaders in the United States and Europe
  • Denver Business Journal, Forty Under 40, 2005
  • Colorado Institute for Leadership Training, Community Leadership Award, 2005
  • Denver Metro Chamber of Commerce, Chamber 100 Program, 2005
  • Who’s Who in American Law and Who’s Who in Emerging Leaders

Professional and Civic Affiliations

  • The National Institute for Trial Advocacy’s Hanley Advanced Trial Program, the National College of District Attorneys’ Career Prosecutor Course, and the Colorado Institute of Leadership Training, Graduate
  • Completed a six-week intensive Spanish review course at the Maryknoll Language Institute in Cochabamba, Bolivia
  • American Bar Association, Member
  • Colorado Bar Association, Member
  • Denver Bar Association, Member

Unless you are a current client of Holland & Hart LLP, please do not send any confidential information by email. If you are not a current client and send an email to an individual at Holland & Hart LLP, you acknowledge that we have no obligation to maintain the confidentiality of any information you submit to us, unless we have already agreed to represent you or we later agree to do so. Thus, we may represent a party adverse to you, even if the information you submit to us could be used against you in a matter, and even if you submitted it in a good faith effort to retain us.