Thomas Hagen

Top rated Criminal Defense attorney in Mankato, Minnesota

Kohlmeyer Hagen, Law Office Chtd.
Thomas Hagen
Kohlmeyer Hagen, Law Office Chtd.

Practice Areas: Criminal Defense, DUI-DWI; view more

Licensed in Minnesota since: 2007

Education: Ohio Northern University Pettit College of Law

Selected to Super Lawyers: 2023 - 2024 Selected to Rising Stars: 2012 - 2022
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Kohlmeyer Hagen, Law Office Chtd.

150 St. Andrews Ct
Suite 110
Mankato, MN 56001 Visit website


Attorney Thomas Hagen is a partner with Kohlmeyer Hagen Law Office Chtd., where he focuses his practice on criminal defense. Serving residents throughout Minnesota, he devotes his time and resources to helping his clients protect their rights and freedom against all types of serious criminal charges, including DUI and DWI, sexual offenses, drug crimes and more.

Tom was named a Minnesota Attorney of the year. National Attorney of the year by National Trials Lawyers, an award given to one criminal defense attorney that exemplifies the achievements, legal victories, and high level of legal ability.  

He was featured on Dateline as the attorney for a successful Defense of a 1st degree murder charge.  

Widely regarded as one of the region's top attorneys, Mr. Hagen was named as a Top 100 DUI attorney by the National Advocacy for DUI Defense. Additionally, The National Trial Lawyers named him to its Top 100 trial lawyers list and the American Institute of Legal Advocates recognized him as one of the Top 40 Lawyers Under 40. He also has an Avvo rating of 10 out of 10 for his notable work in the legal field. 

Mr. Hagen received his undergraduate degree in political science and business law from Minnesota State University, Mankato, in 2004. Later, he attended Ohio Northern University Pettit College of Law, where he obtained his Juris Doctor in 2007. That same year, the Minnesota State Bar Association admitted him to practice, and he honed his legal skills at another Mankato law firm before becoming a partner with Kohlmeyer Hagen Law Office Chtd.

Fully dedicated to his practice, Mr. Hagen is actively involved in many professional legal organizations. He is a member of The National College for DUI Defense, the Minnesota Association of Criminal Defense Lawyers, the American Bar Association, the Minnesota State Bar Association, Minnesota Association for Justice, MSCJ, among others.

An accomplished author, Mr. Hagen has published numerous articles on a variety of legal topics, and he wrote and published "Arrested for DWI in Minnesota," a book aimed at helping average citizens understand what to do when arrested for impaired driving. He has been featured by USA Today, Star Tribune and The New York Times.

Practice areas

Criminal Defense, Criminal Defense: DUI/DWI

Focus areas

Arrest & Arraignment, Assault & Battery, Criminal Domestic Violence, Criminal Law, DUI/DWI, Drug & Alcohol Violations, Felony, Juvenile Delinquency, Misdemeanor, Probation, Sex Offenses, Theft

  • 70% Criminal Defense
  • 30% Criminal Defense: DUI/DWI

First Admitted: 2007, Minnesota

Professional Webpage:

Scholarly Lectures/Writings:
  • Arrested for DWI in Minnesota, 2012, Re-released - 2015, 2018
Pro bono/Community Service:
  • National College for DUI Defense, Member, 2015
Bar/Professional Activity:
  • Minnesota, 2007
  • American Bar Association, Member
  • Minnesota State Bar, Member
  • Minnesota Association for Justice, Member
  • Rising Star, Minneapolis-St. Paul Magazine, 2012 - 2021
  • Minnesota Attorneys of the Year, Minnesota Lawyer, 2016
  • U.S. News and World Report Best Lawyers “Best Law Firm” Tier – 2 Minneapolis, 2018
  • Rising Star, Super Lawyers, 2012 - 2018
  • 10 Best American Institute of DUI/DWI Attorneys, 2014
  • Top 100 DUI Attorney, NAFDD, 2014
  • Top 100 Trial Lawyers, National Trial Lawyers, 2014
  • Top 40 Lawyers Under 40, American Society of Legal Advocates, 2013
  • National Trial Lawyer of the Year Award, National Trial Lawyers Association, May 4, 2021
  • Rising Star, Minnesota Law & Politics Magazine, 2012 - 2016
  • Clients Choice Award,
  • Highest Rating Allowed,
Educational Background:
  • B.A., Minnesota State University, 2004
Other Outstanding Achievements:
  • I was honored as a Minnesota Attorney of the Year for my work on a successful defense of a murder client. , 2021
  • I was featured in an episode based upon my defense and a not guilty verdict for a client Dateline.  , 2021

Office location for Thomas Hagen

150 St. Andrews Ct
Suite 110
Mankato, MN 56001

Phone: 507-650-6652


2 Years Super Lawyers
11 Years Rising Stars
  • Super Lawyers: 2023 - 2024
  • Rising Stars: 2012 - 2022

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