The OLMCS Parent Club is responsible for raising $175,000 each school year to be included in the school's operating budget. Below is a list of fundraisers that parents traditionally participate in to support the school.
- Knights of Columbus Booth
 - OLM Festa Food Booth & Activities
 - Linguica Take-out
 - Monte Carlo Night
 - OLMCS Raffle Calendars
 - Knights of Columbus Fish Fry Assistance
 - See's Candies Easter Sale
 - OLMCS Spring Festival
 - Spring Take-Out Dinner
 
The school administration reserves the right to add/detract from this list based on the needs of the school.
