Memorials-op Matthew Aaron Langworthy1989 - May 22, 2023 Matthew Langworthy has passed away due to a bike accident in Mesa Arizona. Our hearts and minds go out to him and his family. We are devastated by the loss of such a young talent engineer.Accident reportObituary Roy J MosolfJuly 1953 - April 28, 2023 Roy J. Mosolf, passed away April 28, 2023 at Providence Medical Center in Everett after a brief illness. Daniel Axel SimmonsMarch 5, 1955 - August 25, 2022 Remembering our colleagues that have passed. See our Memorial Page.