Gary A. Tressler, 65, Markleysburg, passed away Wednesday, March 15, 2023 at UPMC Presbyterian Hospital, Pittsburgh. He was born November 1, 1957, a son of Howard A. and Neva (Hyatt) Tressler. His parents, sister, Juanita and brother, Tim preceded him in death. He is survived by his wife, Betty (Harbaugh), daughter, Sallie Heslop and her former husband, Clinton, both of Glen Burnie, MD and a son, Kevin and wife, Jessica, Waynesboro, VA; grandchildren, Chloe, Hyatt and Cameron Heslop and Eve, Lucie and Hattie Tressler and brothers, Howard "Kit" and wife, Jody, Brett and wife, Pam and Bart and wife, Amy Tressler, all of Confluence. Gary was a 1975 graduate of Turkeyfoot Valley Area High School and worked as a salesman for John Deere in Uniontown for many years. He was a member of the New Life Covenant Church in Markleysburg and an avid bowler and musician. There will be no viewing or visitation. A celebration of life service will be held on Saturday, April 15, 2023 at 1 PM at the New Life Covenant Church, 4809 National Pike, Markleysburg.