Guilford Death Ruled Homicide
On Sunday, August 16, 2026,at approximately 7:19 PM, the Piscataquis County Sheriff’s Office requested assistance from the Maine State Police with an investigation related to an apparent assault on Pine Street in Guilford. The Piscataquis County Sheriff’s Office responded to 24 Pine Street for a wellbeing check and moments later located two seriously injured adults inside a neighboring residence at 26 Pine Street. An adult male, identified as 63-year-old Brent Doore and adult female were transported to the hospital. Brent Doore died from his injuries while being transported to the hospital. The female remains hospitalized in critical condition. Due to the facts and circumstances of the case, the Maine State Police Major Crimes Unit – North was assigned to provide assistance to the Piscataquis County Sheriff’s Office. Throughout the evening and overnight hours, the Piscataquis County Sheriff’s Office, Office of Chief Medical Examiner, Maine State Police Major Crimes Unit – North and other law enforcement partners worked to further the investigation. Due to the nature of the crimes, the Maine State Police Major Crimes Unit – North will take the lead on the investigation moving forward, with the Piscataquis County Sheriff’s Office remaining involved as a key investigative partner. Brent Doore was transported to the Office of Chief Medical Examiner in Augusta, where an autopsy was conducted on Monday, August 17, 2026, where the cause of death was determined to be multiple sharp force injuries, and the manner of death was ruled a homicide.
As a result of the investigation, 49-year-old Ryan Carleton of Guilford was taken into custody by the Piscataquis County Sheriff’s Office on the charge of Aggravated Assault. Carleton’s charges were elevated to Murder during his initial court appearance on Tuesday, August 18, 2026, at the Piscataquis County Judicial Center. Carleton is currently being held at the Piscataquis County Jail.
Anyone with relevant information related to this case is asked to contact the Maine State Police at 207-973-3700, ext. 9, and ask to speak with Det. Jacob Ferland.
Information related to this case may also be submitted to the Major Crimes Unit – North via an on-line tip portal. https://www.maine.gov/dps/msp/about/report-crime/major-crimes-unit-north
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