Our Attorney

Thomas K. Hagen

Founding Partner
(507) 200-8959

Biography

As a partner at Kohlmeyer Hagen Law Office Chtd., located in Mankato, Minnesota, Thomas Hagen has built an exceptional legal practice focusing on criminal defense. With additional offices in Rochester, MN, Tom serves clients across southern Minnesota, delivering personalized legal representation with unwavering attention to detail.

Specializing exclusively in criminal defense, Tom has successfully defended clients facing serious charges, including DWI, DUI, sexual assault, drug crimes, felonies, and even murder. His dedication to protecting his clients’ rights and providing aggressive defense strategies has earned him a reputation as a leading criminal lawyer in Mankato.

Over the years, Tom has been recognized for his legal excellence. He was named a Rising Star by Minneapolis-St. Paul Magazine for 10 consecutive years (2012-2021), an honor awarded to only 2.5% of lawyers under 40 in Minnesota. In 2023, he was recognized as a Super Lawyer and named among Minnesota Attorneys of the Year. These accolades reflect his commitment to achieving outstanding results in criminal defense.

Tom’s involvement in the American Bar Association, Minnesota State Bar, and Minnesota Association for Justice further demonstrates his dedication to staying current on legal trends and maintaining the highest ethical standards in his practice. As a recognized criminal defense lawyer, his legal insights have been sought by major media outlets like The New York Times, USA Today, NBC Dateline, and the Minneapolis Star Tribune.

Tom’s outstanding legal skills are further recognized by his membership in the National Trial Lawyers: Top 100, a distinction reserved for the nation’s top trial attorneys. He has earned the highest rating on Avvo.com, reflecting his dedication to client satisfaction. His commitment to delivering the best results for his clients has been acknowledged through the Client Choice Award.

In May 2021, Tom was awarded the prestigious National Trial Lawyer of the Year by The National Trial Lawyers Association, cementing his position as a leading criminal defense lawyer in Mankato and across Minnesota.

If you are facing criminal charges, including DWI or other serious offenses, contact Thomas Hagen at Kohlmeyer Hagen Law Office Chtd. for an experienced and dedicated defense. With a proven track record and a commitment to protecting your rights, Tom is the Mankato criminal defense lawyer you need by your side.

Education
  • Ohio Northern University Pettit College of Law, Ada, Ohio
    • J.D. – 2007
  • Minnesota State University, Mankato, Minnesota
    • B.S. – 2004
    • Major: Political Science
Bar Admissions
  • Minnesota, 2007
  • U.S. Federal Courts, 2010
Professional Associations
  • American Bar Association, Member
Honors
  • National Trial Lawyers Top 100
  • National Trial Lawyer of the Year
  • Super Lawyer
  • Minnesota Attorney of the Year
  • Minnesota Monthly List of Top Lawyers, 2022 – present
Past Positions
  • Calvin Johnson Law Office, Associate, 2007 to 2010
Practice Areas
  • Criminal Defense – 100%
Published Works
  • Arrested for DWI in Minnesota, 2013
Thomas K. Hagen
Thomas K. Hagen
Kohlmeyer Hagen, Law Office | Rochester & Mankato Law Firm

As a partner at Kohlmeyer Hagen law Office Chtd., located in Mankato, Minnesota, Thomas Hagen has built an exceptional legal practice centered on personal service and unwavering attention to detail. With offices not only in Mankato but also in Rochester, MN, Tom has extended his reach and expertise throughout southern Minnesota.

With a specialization exclusively in criminal defense, Mr. Hagen has consistently delivered outstanding results for his clients. Over the years, he has successfully defended individuals facing a broad spectrum of legal challenges, from allegations of sexual assault, DUI, and DWI, to complex drug crime cases, serious felonies, and murder. His dedication to protecting the rights and interests of those he represents has earned him a sterling reputation in the legal community.

Tom’s accomplishments and contributions to the field have not gone unnoticed. His recognition as a Rising Star by Minneapolis-St. Paul Magazine for an impressive decade, from 2012 to 2021, is a testament to his enduring excellence. This prestigious award, limited to no more than 2.5% of lawyers under the age of 40 in the State of Minnesota, reflects his exceptional legal skills and unwavering commitment to justice. He was also named a Super Lawyer in 2023, and Minnesota Attorneys of the Year.

Tom is an active member of numerous professional associations, including the American Bar Association, Minnesota State Bar, and Minnesota Association for Justice. His involvement in these organizations underscores his dedication to staying at the forefront of legal developments and maintaining the highest ethical standards in his practice.

Having handled a multitude of high-profile cases, Tom’s legal expertise has garnered the attention of major media outlets. He has been interviewed by the New York Times, USA Today, NBC Dateline, and the Minneapolis Star Tribune, where he has provided insights on complex legal matters and showcased his deep understanding of the law.

His exceptional accomplishments extend to his recognition as a member of the National Trial Lawyers: Top 100, a distinction reserved for the most accomplished trial attorneys in the country. Furthermore, Tom has consistently received the highest rating allowed by Avvo.com, a leading legal directory, and has been honored with the prestigious Client Choice Award, reflecting his dedication to client satisfaction and outstanding legal representation.

Notably, on May 4, 2021, Tom received the highest honor as he was awarded the National Trial Lawyer of the Year from The National Trial Lawyers Association. This prestigious accolade solidifies his position as a legal luminary and a beacon of excellence in the legal profession.

Kohlmeyer Hagen, Law Office | Rochester & Mankato Law Firm 3 Civic Center Plaza Suite 400 Mankato, MN 56001
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