
Thomas Hagen
Partner

About Thomas
As a partner of Kohlmeyer Hagen Law Office Chtd., located in Mankato, Minnesota, Thomas Hagen has built his practice on personal service and attention to detail.
Practicing exclusively in criminal defense and workers’ compensation, Mr. Hagen has successfully defended clients against allegations of sexual assault, DUI and DWI, drug crimes and serious felonies.
Tom was named a Rising Star by Minneapolis-St. Paul Magazine from 2012 – 2021. This prestigious award is limited to no more than 2.5% lawyers under the age of 40 in the State of Minnesota. Tom is a member of numerous professional associations including the American Bar Association, Minnesota State Bar and Minnesota Association for Justice.
Having handled many high-profile cases, he has been interviewed by the New York Times, USA Today, NBC Dateline, as well as the Minneapolis Star Tribune. He has also been named a member of the Nation Trial Lawyers: Top 100, and has received the highest rating allowed by Avvo.com and has been awarded the clients choice award. On May 4, 2021, Tom was awarded National Trial Lawyer of the Year from The National Trial Lawyers Association.
Education
Ohio Northern University – Claude W. Pettit College of Law, J.D. 2007
Minnesota State University, B.A. 2004
MR. HAGEN IS A PUBLISHED AUTHOR
His book Arrested for DWI in Minnesota lays the foundation for a non-lawyer to survive after being charged with a DWI in Minnesota. It’s available on Amazon.com in both hard copy and Kindle edition.
During his free time, Tom enjoys bow hunting, fishing and spending time with his wife and children. He also enjoys attending classic 80s rock band concerts.
Client Testimonials

Excellent Reviews
Rated 4.5 out of 5.0
based on 84 Reviews
Awards & Recognitions
Memberships
- National College for DUI Defense, 2015
- American Bar Association
- Minnesota State Bar
- Minnesota Association for Justice
Awards
- U.S. News and World Report Best Lawyers “Best Law Firm,” Tier – 2 Minneapolis, 2018
- Super Lawyers, Rising Star: Award limited to no more than 2.5% of Minnesota Attorneys under 40 – 2012, 2013, 2014, 2015, 2016, 2017, 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
- 2020 Minnesota Attorney of the Year Award
- 2021 National Trial Lawyer of the Year Award
Published Works
- Arrested for DWI in Minnesota, 2012 – Re-released, 2015, 2018