Shooting Investigation Results with Arrests

La Crosse Police are referring three individuals to the La Crosse County District Attorney’s Office for criminal charges stemming from a shooting incident that occurred on July 19th, 2019.

On July 19, 2019 La Crosse Police were dispatched to the Partners for Excellence School at 901 Caledonia Street at 10:02AM for a report of windows that had been damaged overnight. During the course of the investigation, it was determined the damage was a result of gunshots. Additionally, Officers located evidence of a shooting at an adjacent property at 932 Caledonia Street, which is the Society for Brotherhood (SFB) Motorcycle Club clubhouse.

As part of the continued investigation, a search warrant was conducted at 932 Caledonia Street. During the search warrant, Investigators collected multiple pieces of evidence including a DVR for the surveillance camera system inside of the property. A forensic evaluation of this DVR was conducted by the Wisconsin State Crime Lab, and they located a recently deleted video showing the shooting incident.

Investigators subsequently arrested three individuals in connection with this incident and referred them to the District Attorney’s office for the following charges:

Brandon T. Stemper, M/W  DOB 10/20/1987  Known Society for Brotherhood Motorcycle Club Member

  • 2nd Degree Reckless Endangerment of Safety
  • Felon in Possession of a Firearm
  • Disorderly Conduct


Javier Ortiz, AKA: Tony Ortiz, M/W DOB 2/11/1964  Known Outlaws Motorcycle Club Member

  • 2nd Degree Reckless Endangerment of Safety
  • Disorderly Conduct


Amber R. Peters, F/W DOB 11/21/1994  Girlfriend of Brandon Stemper.

  • Obstructing (More charges are possible pending District Attorney review)

This investigation once again highlights the dangers posed to the community and police when convicted felons are in possession of firearms.

Every defendant is presumed to be innocent until and unless proven guilty in court.

This remains an active investigation. Anyone with additional information on this crime is asked to call the La Crosse Police Department at 608-785-5962. To remain anonymous, contact La Crosse Area Crime Stoppers at 608-784-TIPS or submit online at You can also download the Crime Stoppers App “P3” to submit a tip via your phone.


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