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Andrew Leon Bertrand

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Nathan Hansen

Attorney Nathan Hansen is an associate at the Law Office of Andrew L. Bertrand, PC, providing capable and supportive criminal defense representation to clients in Fort Collins and throughout northern Colorado. He has experience handling a range of misdemeanor and felony charges, including DUI, drug and marijuana offenses, and theft crimes.

Mr. Hansen graduated with honors in anthropology and sociology from Luther College in Decorah, Iowa, and served as Interim Professor of Sociology. He went on to earn his Juris Doctor from Hamline University in Saint Paul, Minnesota, where he published an article in the Hamline Journal of Law and Policy, served as Articles Editor on the Journal, and received the prestigious Federal Bar Association's Judge Jacob Dim Scholarship Award for Excellence in the study of federal law and practice.

In addition to serving as a clerk for Judge Terrence L. O'Brien on the Tenth Circuit Court of Appeals, Mr. Hansen's experience includes working for the Department of Justice in Washington, D.C. and Denver, where he helped prepare a case for argument before the United States Supreme Court. While at the Department of Justice, Mr. Hansen was awarded the Assistant Attorney General's Award for Excellence and received special recognition from the Superintendent of Rocky Mountain National Park for his work on a lawsuit that recovered money for damage to the park's eco-structure. He has also worked for the Environmental Protection Agency and Minnesota Court of Appeals.


  • Hamline University School of Law, Juris Doctor
  • Luther College, Bachelor of Arts with Honors in Anthropology and Sociology


  • Colorado


  • Federal Bar Association's Judge Jacob Dim Scholarship Award for Excellence
  • Assistant Attorney General's Award for Excellence