In a significant development, the New Hampshire Supreme Court has overturned Adam Montgomery’s murder conviction. This ruling, issued on June 11, evaluated key aspects of Montgomery’s trial and its judicial processes. The court’s decision was largely based on the argument that Montgomery did not receive a fair trial, particularly regarding the handling of different charges related to the case.
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Montgomery had been convicted in May 2024 for the murder of his five-year-old daughter, Harmony Montgomery. At the time, he had received a lengthy prison sentence, potentially lasting for the rest of his life. Following a jury’s verdict, Montgomery faced multiple charges, including second-degree murder, second-degree assault, witness tampering, falsifying evidence, and abuse of a corpse. However, the recent ruling affirmed his conviction on the latter charges while reversing the murder conviction.

Court documents indicated that the charges arose from two separate incidents. The first related to a reported assault in July 2019, during which Montgomery was accused of causing physical harm to Harmony, resulting in a noticeable black eye. The prosecution alleged that this was not an isolated incident, as it was claimed that he later fatally assaulted her in December 2019 after she suffered an incontinence episode while they were in the car.
According to reports, after Harmony’s death, Montgomery allegedly transported her remains in a duffle bag around Manchester before discarding her body using a U-Haul truck in March 2020. Despite extensive investigations, her remains have never been located, and she was not reported missing until November 2021.
As the Supreme Court outlined in its unanimous decision, the trial court’s failure to separate the murder charge from the second-degree assault charge could have prejudiced the jury’s judgement. The court noted, “Although the defendant requests that we reverse all his convictions, his brief does not specifically address his convictions of falsifying physical evidence, witness tampering, and abuse of a corpse…” This statement established that while Montgomery contested his convictions, he did not adequately challenge the legality of all charges against him.
Harmony’s biological mother, Crystal Sorey, expressed her grief during Montgomery’s sentencing, providing a poignant victim impact statement. Sorey stated, “My love for Harmony outweighs my hatred for you,” indicating her devastating emotional struggle stemming from the loss of her daughter.
Despite the recent ruling, the Attorney General’s Office of New Hampshire has not publicly commented on the Supreme Court’s decision or what may follow in the case against Montgomery. Legal experts suggest that Montgomery may face a retrial for the overturned murder charge, though specific next steps remain uncertain.
The case has garnered significant media attention and has raised broader concerns about child welfare and legal responsibility. The fact that Harmony remains unaccounted for adds to the tragedy, leaving many in the community questioning the effectiveness of measures in place to protect vulnerable children.
As developments continue to unfold, many hope for a resolution that delivers justice for Harmony Montgomery and provides clarity to her story, which remains a painful chapter for those who loved her. The tragic case highlights the importance of careful judicial procedures in ensuring that justice is served fairly and accurately in the legal system.
