Picture of the front of St. Marcellinus Catholic Secondary School

Let Every Spirit Soar

730 Courtneypark Drive West
Mississauga, Ontario L5W 1L9

Boundary Map

905.564.6614

905.564.3202

Principal: Maria Bueno

Vice Principals: Greg Spagnoli
Loredana Gencarelli
Kwadwo Adusei

Superintendent: Peter Cusumano

Trustee: Luz del Rosario

News

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May 1, 2025

Trustee Newsletters

Newsletter May 2025 - Luz Thomas Newsletter February 2025 - Luz Thomas Newsletter January 2025 - Luz…
Apr 24, 2025

St. Marcellinus Registration

Below you will find registration information and timelines for St. Marcellinus: Open House Information​​…
Apr 1, 2025

St. Marcellinus School Registration & Open House Info

Registration Info for the 2025/2026 School Year If your child will be in grades 9-12 in the 2025-2026…

School Events

Aug 23

STOPR First Time Rider School Bus Safety Program

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Aug 23

STOPR First Time Rider School Bus Safety Program

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Sep 1

Labour Day

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Sep 2

First Day of School (Elementary and Secondary)

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City of Mississauga Civic Award of Recognition

Student Trustee Raheem White from St. Marcellinus C.S.S., received the City of Mississauga Civic Award of Recognition that recognizes his outstanding dedication and contribution to the community.