Sacristans prepare the Mass and/or Liturgy requirements and assist clergy (with Liturgy.) Their main duties are all related to the sacristy, the Blessed Eucharist, the baptismal font, and the holy oils.

The Sacristans of St. Augustine Church are dedicated, volunteer-parishioners who assist the priests and lay ministers with the ceremonies and activities in the church, under the leadership of, Lu Navor. They assist with preparations for the different seasons and feasts, as well as the preservation of order during ongoing celebrations.