Holy week
Holy Week Schedule
Please click for the flyer to the Holy Week Schedule
Celebrate
SCOS 70th Anniversary
Cardinal Frank Leo will preside at the Holy Mass on April 21st at 6.30 p.m. A festive dinner will be at Le Tre Port Banquet Hall. Click for flyer.
ShareLife Logo
Share Life
ShareLife helps many who are in need. Our parish goal is $58,500. Please give using a ShareLife envelope or by clicking to make an online donation.
YM
Youth Fund Raising
Paschal candles available for sale after the weekend masses and funds will help the youth programs of our parish. Click for flyer
Youth Ministry
Youth Camps 2026
For details of the Edge and Summer Youth camps, please click for the flyer and to register.
Parish Activity
Parish Activities
Schedule of activities in the Parish
Latest News
Easter Message from His Eminence Frank Cardinal Leo
Message for Easter5 April 2026His Eminence Frank Cardinal LeoMetropolitan Archbishop of Toronto Easter Message 2026   My Dear...
Coat of Arms of Frank Cardinal Leo
A side angle on lit votive candles in a church
Pope Leo XIV Leads Prayer Vigil for Peace – April 11, 2026
We invite Catholics throughout the Archdiocese of Toronto to join Pope Leo XIV in praying for peace. In...
Cardinal Leo Visits the Sisters Disciples of the Divine Master
His Eminence Frank Cardinal Leo visited the Sisters Disciples of the Divine Master on March 26, bringing a...
Sisters Disciples of the Divine Master
Easter Sunday
Easter Sunday – He is Risen!
Easter Sunday marks Christ’s victory over death with His glorious Resurrection. By his death on the...
Events
Daffodils
Women Silent Retreat - When Life Stretches Us: An Ignatian Retreat on Resilience

Women Ignatian Retreat: This Ignatian retreat on resilience invites participants to receive...

Apr-10-2026 - Apr-12-2026
Manresa Jesuit Spiritual Renewal Centre
Divine Mercy Retreat
Divine Mercy Retreat

Join us for a Day of Recollection led by Sr. Donata Farbaniec...

Apr-11-2026 - Apr-11-2026
Holy Rosary Parish: 354 St. Clair Ave W, Toronto
Isaiah Flyer 2026
Father Ho Lung & Friends Presents - Isaiah

Dear Friends in Christ,With great joy, I warmly invite you to...

Apr-11-2026 - Apr-12-2026
Cardinal Carter Academy, 36 Greenfield Avenue, TO
Divine Mercy Growth Retreat
Divine Mercy Growth Retreat

We warmly invite you to this Retreat at Divine Retreat Centre Toronto...

Apr-11-2026 - Apr-12-2026
69 William Street Toronto, ON M9N 2G6
Bereavement
Day of Reflection & Prayer for the Bereaved

Day of Reflection & Prayer for the Bereaved. "Where is God in...

Apr-11-2026 - Apr-11-2026
Manresa Jesuit Spiritual Renewal Centre
Candles/Photo by Irina Anastasiu
Iona Prayer Service - April 12, 2026

AN IN-PERSON EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL & INTERFAITH...

Apr-12-2026 - Apr-12-2026
Yorkminster Park Baptist Church
Candle with flowing water
Decoding Propaganda: The Importance of Critical Thinking in Today’s Polarizing Media Landscape

AN ONLINE COURSE RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSParticipants...

Apr-13-2026 - Apr-26-2026
Online
A light in the darkness
Is there Antisemitism in the New Testament?

AN ONLINE EVENT RECOMMENDED BY THE OFFICE FOR ECUMENICAL AND INTERFAITH RELATIONSThe...

Apr-15-2026 - Apr-15-2026
Online
St. Augustine's Seminary
Academic Open House

Interested in studying theology? St. Augustine’s Seminary offers degrees, certificates...

Apr-15-2026 - Apr-15-2026
St. Augustine's Seminary - 2661 Kingston Rd, Scarb
Candle with flowing water
Teologia del Cuerpo / Theology of the Body

This retreat, led by renowned Catholic psychologist Gustavo Mejía, offers...

Apr-18-2026 - Apr-19-2026
St Philip Neri Catholic Ch, 2100 Jane St, Toronto
Women praying at home
Introductory Sessions for Celestial Singles

This event's first session takes place on April 18, 2026. ...

Apr-18-2026 - Jun-27-2026
St. Peter's Parish Hall, 840 Bathurst St., Toronto
Women praying at home
Women of the Word Toronto - 2026 Forum

We warmly invite all women to our 17th Annual Women of the...

Apr-18-2026 - Apr-18-2026
8083 Jane St, Concord, ON L4K 2M7
Visit Us
2340 Hurontario Street
Mississauga, ON
L5B 1N1

 Office/Mailing Address
2340 Hurontario Street
Mississauga, ON
L5B 1N1

t:  905.272.1454
e:  stcatherineofsienami@archtoronto.org

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Clergy
Rev. Jose Gabriel Forero Martinez c.s.
Pastor

Rev. Ngoc Van Nguyen c.s.
Associate Pastor

Rev. Punnesu Naddi c.s.
Associate Pastor

Deacon Judithus Emmanuel
Deacon Assistant