Age 63, of Baldwin Twp., passed away on Tuesday, January 18, 2022. Beloved wife of 28 years to the late Michael W. Stack. Loving mother of Jessica, Michael, and Matthew Stack. Beloved daughter of Coletta and the late Paul Cline. Beloved sister of Paul (Elaine) Cline and Joyce (Tim) McGowan. Beloved mother of the family dog, Willy. Also survived by many nieces and nephews. Mary Ellen was a longtime member of the Daughters of Erin. Family and friends welcome Sunday, 2-9 pm WILLIAM SLATER II FUNERAL SERVICE, (412-563-2800) 1650 Greentree Rd., Scott Twp., 15220 where a blessing service will be held Monday, 10 am. Burial to follow in Jefferson Memorial Park. www.slaterfuneral.com