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Grant Brunner

Death by Force
Case Description
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In Parker, Colorado, a shocking murder-suicide claimed the life of 48-year-old Grant Brunner, a White/Caucasian male, on November 28, 2023. The incident, which also resulted in the death of his 55-year-old brother, Gregory Brunner, unfolded near a Holiday Inn on Cottonwood Drive. While Parker police have not officially disclosed which brother was the shooter, the event has been classified as a murder-suicide, effectively closing the investigation into any further suspects as the perpetrator is a ...Read More
Links to Additional Sources (9)
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  • The Denver Post: Brothers killed in Parker murder-suicide owed $4.4 million to investors, lawsuits allege
  • 2 dead in shooting near Parker Holiday Inn, determined to be murder-suicide
    •     ...View 7 additional sources
    Victim Details

    Grant Brunner

    Male

    White / Caucasian

    Parker

    CO

    2023-11-28

    55

    Grant

    Brunner

    Primary Suspect Deceased

    11/14/2025

    Forum Posts (3)
    I've been reading all the posts about the Brunner case, and one thing that stands out to me is the s... ...Read More
    09/03/2024
    I’ve been following the tragic case of the Brunner brothers, and my thoughts go out to the familie... ...Read More
    07/28/2024
    I've been following the Brunner case and it's just devastating on so many levels. One thing that's b... ...Read More
    03/03/2024
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