On Monday, November 2, 2015, the Benedictine monks of Saint Vincent Archabbey commemorated All Souls Day with a public prayer service for the faithful departed at Saint Vincent Cemetery, and a groundbreaking ceremony for the new Mary, Mother of Mercy Mausoleum Chapel. The new Mary, Mother of Mercy Chapel and Mausoleum serves as a sanctuary for prayer and remembrance of family members, alumni of Saint Vincent Prep, College and Seminary, Oblates, parishioners and friends from throughout the region.

The dedication was held on Saturday, November 8, 2014.