Marcus Bruning retired in 2013 after a 28 year public safety career.   Marcus served the last 20 years with the St. Louis County Sheriff's Office where he retired as Supervising Deputy Sheriff (Rank of Major).  Marcus also founded Marcus Bruning Training and Consulting in 2001.  

Marcus Bruning is known for the real world practical education and training he provides for law enforcement professionals across the country.  Marcus Bruning is a certified Federal Law Enforcement Training Center training specialist and currently provides "train the trainer" instruction nation-wide in domestic crisis intervention and intelligence led policing.

Marcus Bruning is a nationally recognized as an expert on law enforcement response to intimate partner abuse, sexual assault and stalking. Major Bruning also provides training services as a Contract Instructor for Praxis International, Minnesota Program Development Inc., The Gender Violence Institute, The National Sheriff’s Association and the Bureau of Indian Affairs.  Marcus has presented internationally for Global Rights For Women facilitating classes for members of parliament and non-government officials from 21 countries in Eastern Europe.  

Major Bruning's skill and knowledge, as well as his dynamic presentation style and great sense of humor, keep him in high demand by law enforcement professionals and by the U.S. Department of Justice Office of Justice Programs for whom he assisted in the development of a model policy for rural law enforcement response to domestic violence.

Marcus specializes in providing insight into the surprising similarities of victims and police officers that will help you connect to the complex thought patterns of a victim in trying to survive the moment and the long term.

Major Bruning has published articles in the National Sheriff’s Magazine and has been quoted in Oprah’s “O” Magazine.  Marcus is also an adjunct professor for the University of Minnesota from which he earned his Masters of Education degree and is a member of American Mensa.

Highlighting Marcus's Experience

  • Holds a Masters in Education from the University of Minnesota and a Bachelor's in Organizational Management. 
  • Wrote a national curriculum on intelligence-led policy for the Dept. of Homeland Security.
  • Developed a model policy for rural agency response to domestic violence, through a Dept. of Justice grant. 
  • Experienced law enforcement officer of 28 years; top administrator for a large Sheriff's Office in Minnesota.
  • Numerous key note speaking engagements. 
  • Instructed law enforcement and prosecutor training in all fifty states.



Learn More About Marcus

  • Marcus's complete bio.
  • Marcus's CV with a list of previous speaking and training engagements. 
  • Marcus is quoted in an article in Oprah's "O" magazine, Why Didn't They Stop Him by Phoebe Zerwick, reflecting on Castle Rock v. Gonzales, a 2005 U.S. Supreme Court ruling. 
  • Marcus's book Relentless. A novel about a missing Duluth news anchor.