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Judge Nathan Sosinski

Appointed/Elected:

Appointed by Governor Tim Walz on May 22, 2026. Current term expires Jan. 2029.

Education:

  • J.D., William Mitchell College of Law, 2005
  • B.A., graduated Cum Laude, University of Northern Iowa, 2001

Employment:

  • Managing Attorney, Washington County, Tenth Judicial District Public Defender’s Office, May 2014 – June 2026
  • Managing Attorney, Pine, Isanti, Chisago and Kanabec Counties, Tenth Judicial District Public Defender’s Office, October 2011 – April 2014
  • Assistant Pine County Attorney, Pine County, MN, August 2006 – September 2011
  • Judicial Law Clerk to District Court Judge Karen Asphaug, First Judicial District, December 2005 – July 2006

Professional Memberships:

  • National Association of Public Defenders (2014-2021)
  • Minnesota County Attorney's Association (2006-2011)
  • Firearms Transfer Subcommittee - Washington County (2022-2026)
  • Juvenile System Review Committee - Leadership Group (2018-2021)
  • Dosage Probation Steering Committee Member - Washington County (2015-2021)
  • Offender Recovery Program (Drug Court) - Washington County (2014-2017)
  • Community Corrections Advisor Board Member - Washington County (2014-2026)
  • Ad Hoc Victim Committee - Washington County (2014)
  • Washington County Criminal Communications Committee (2016-2026)
  • Juvenile Justice Committee - Washington County (2014-2026)
  • Juvenile Operations Group - Washington County (2014-2026)
  • Washington County Justice Systems Group (2014-2026)

Professional and Community Activities:

  • Centennial Lake Little League Board – Tryout Support Coordinator (2016-2022)
  • Centennial Basketball Association Head Coach, 4th-6th Grade Girls (2014-2018)
  • Centennial High School Career Speaker (2013-2020)
  • University of St. Thomas Intramural Moot Court Competition – Mock Judge (2016)
  • Quad Law Schools Public Interest Career Expo - District Representative (2012-2016, 2018)
  • National Championship Intercollegiate Mock Trial Tournament - Mock Judge (2013-2015)
  • Centennial Lakes Little League Softball Head Coach, Silver Bullets 10 and under Girls (2015)
  • Centennial High School Scholarship Selection Committee (2013)
  • Minnesota High School Mock Trial Program - Mock Judge (2006-2010)

Additional Information:

Specialized Training

  • National Association of Public Defender's Managers' and Supervisors' Institute, Valparaiso University, Indiana (March 2016)
  • Specialized DNA Training, St. Paul, MN (April-August 2015)
  • Minnesota Public Defender Trial School Attendee, St. Paul, MN (June 2012)
  • National District Attorney Association, Colombia, SC - Trial Advocacy I, (July 2010)
  • National District Attorney Association, Colombia, SC - Prosecutor Bootcamp (February 2007)
  • Minnesota County Attorney's Association - Train the Trainer, St. Paul, MN (June 2008)

Instructor/Presenter Experience

  • Minnesota Public Defender's Office - New Attorney Boot Camp, Evidentiary Litigation in Criminal Sexual Conduct Cases (August 2019)
  • Minnesota Public Defender's Office - Annual Statewide Paralegal Conference, 180 Day Detainers: Nuts & Bolts & So Much More (May 2019)
  • Minnesota Public Defender's Office - 10th Judicial District Quarterly Meeting, Topic: Chapter 13: Government Data Practice - The Other, Other Discovery Method (April 2017)
  • Minnesota Public Defender New Employee Orientation Conference, Faculty (Jan. 2017)
  • Minnesota Public Defender Trial School Faculty, St. Paul MN (June 2014-2022)
  • Minnesota Public Defender's Office - Annual Statewide Paralegal Conference May 2016)
  • Century College - Guest Lecturer of Law Enforcement Report Writing (May 2017)
  • Minnesota Public Defender's Office - 10th Judicial District Law Clerk Training (2014-2017)

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State Law Library

Room G25
Minnesota Judicial Center
25 Rev. Dr. Martin Luther King Jr. Blvd.
St. Paul, MN 55155

mn.gov/law-library