Sr. Marietta Umlor C.S.C. Visitation Thursday August 26, 2021, 3:00-8:00 PM at St. Michael Church 14327 Highland Ave, Orland Park, IL 60462. Mass and Celebration of Life , Friday August 27, 2021, 10:00 AM at St. Michael Church. Interment in Our Lady of Peace Cemetery in South Bend, Indiana.