Jamestown police report arrest after alleged assault involving minors and violation of protection order
(WNY News Now) – JAMESTOWN – A Jamestown man was taken into custody Friday evening following a reported domestic incident on the city’s westside that led to multiple charges.
According to the Jamestown Police Department, officers from the second platoon responded to the incident on August 29, 2025, at approximately 6:50 p.m. During the investigation, police say 26-year-old Jamestown resident Matthew J. Sedlmayer allegedly struck the victim in the face several times in the presence of three minors under the age of 16.
Authorities noted that a valid order of protection was in place between Sedlmayer and the victim at the time of the incident. When officers attempted to place him under arrest, Sedlmayer reportedly resisted, leading to a brief struggle. During the altercation, police allege he caused damage to Jamestown Police Department property.
Sedlmayer was ultimately taken into custody and transported to the Jamestown City Jail. He faces charges of assault in the third degree, three counts of endangering the welfare of a child, criminal mischief in the third degree, resisting arrest, and aggravated criminal contempt.
He is being held pending arraignment in Jamestown City Court. As are all persons accused of a crime, the accused is presumed innocent until proven guilty in a court of law.
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