206 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Theresa Coates

Death by Force
Case Description
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Theresa Coates, aged 47, tragically lost her life on August 17, 2015, in Saratoga, Wisconsin. The incident occurred when 17-year-old Miguel-Angel Oertel, who had recently been in a relationship with Coates' daughter, arrived at Coates' home with a shotgun. Earlier that day, Oertel had been communicating with Coates' daughter, expressing suicidal thoughts after their relationship ended. Despite attempts by the daughter to alert authorities, Oertel managed to reach the Coates residence.

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Links to Additional Sources (9)
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  • Daily Herald Media: Saratoga shooting victims identified
  • Daily Herald Media: 1 dead, 1 under guard after Saratoga shooting
    •     ...View 7 additional sources
    Victim Details

    Theresa Coates

    Female

    White / Caucasian

    Saratoga

    WI

    2015-08-17

    47

    Theresa

    Coates

    Yes

    11/12/2025

    Forum Posts (3)
    Hello everyone,
    I came across something in this case that has been sticking with me. The courag... ...Read More
    05/06/2024
    Hey everyone,
    I've been thinking a lot about the role of mental health in tragic situations like ... ...Read More
    08/20/2023
    Does anyone else feel completely gutted hearing about how this case played out? I’ve been thinking... ...Read More
    07/23/2023
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