MaCS Program

Applying to MaCS
- Application Process
- MaCS Information Night
MaCS: About Us
FAQs
Contact Us
Gallery

MaCS Program – Official Website

Welcome to the MaCS Program, a specialized program at William Lyon Mackenzie C.I.

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Slide 1: Image Title: WLMAC Highlight Reel
Image Caption: Please click here to view more information on the photos in this reel.
Slide 2: Image Title: End of Year Staff Report
Image Caption: Please click here for the May and June school highlights:
Slide 3: Image Title: University of Western Science Olympics
Image Caption: Congratulations to the students who travelled to the University of Western to participate in the annual University of Western Science Olympics!
Slide 4: Image Title: European Girls Olympiad of Informatics
Image Caption: Congratulations to Angela Sun who has qualified to represent Canada at the European Girl's Olympiad of Informatics.
Slide 5: Image Title: Euclid Contest
Image Caption: Congratulations to Raymond Ouyang who has been recognized as one of the top six official participants in Canada in the 2025 Euclid Contest.
Slide 6: Image Title: MaCS Graduation
Image Caption: Congratulations to our grade 12 MaCS students and best of luck in all your future endeavours!
Slide 7: Image Title: Cybersecurity Competition
Image Caption: Congrats to FNASA for placing 2nd (Cisco) at the Cyberpatriot National Finals in Washington DC, earning $10000 in scholarships.
Slide 8: Image Title: Loran Scholarship 2025
Image Caption: Congratulations to Edna Nortey (Grade12 MaCS) who was awarded the $100,000 Loran 2025 Scholarship (https://loranscholar.ca/2025-loran-scholars/)
Slide 9: Image Title: French Competition
Image Caption: Congratulations to Aidan Wang, Olivka Rozenberg, Ada Yilmaz, Daisy Li, and Kelly Ni who competed at the TDSB French competition.
Slide 10: Image Title: Math Competitions
Image Caption: Congrats to WLMACs Math Team for placing 3rd at the Canadian Team Mathematics Contest and to Raymond Ouyang for qualifying for the IMO TST.
Slide 11: Image Title: DECA
Image Caption: Good luck to our DECA International Competitors who qualified to compete in the competition later this month in the USA!
Slide 12: Image Title: School Report for March to April
Image Caption: Please click here for school events and news items that took place in March and April at Mackenzie!
Slide 13: Image Title: Math Contests
Image Caption: We are so proud Mackenzie performance in the CSMC/CIMC contests! Mackenzie ranked 6th in Canada in CSMC and 1st in our zone.
Slide 14: Image Title: SHAD University Summer Program 2025
Image Caption: Congratulations to 18 of our Mackenzie students who received an offer to the summer SHAD enrichment Canadian University program!
Slide 15: Image Title: School Report of February
Image Caption: Click here to see the February Report including school highlights that took place so far this year!
Slide 16: Image Title: Math Contests
Image Caption: Congratulations to Alex Zhu and Raymond Ouyang have earned an invitation to the Canadian Mathematical Olympiad. 28 students ranked top 25% in COMC!
Slide 17: Image Title: November Staff Report
Image Caption: Please click here to view some highlights from the Staff Report for Fall 2024.
Slide 18: Image Title: MaCS Information Night
Image Caption: Thank you to the over 1000 people who attended our grade 8 MaCS Information Night in November to learn about the MaCS Program!
Slide 19: Image Title: Grade 9 MaCS Trip 2024
Image Caption: This month our grade 9 MaCS students spent three days at Muskoka Woods, meeting other MaCS students and building leadership skills!
Slide 20: Image Title: MaCS Information Night 2025
Image Caption: Thank you to the over 1000 people who attended the MaCS Information Night! We look forward to seeing all applicants at the entrance test.
Slide 21: Image Title: Staff Report March
Image Caption: Click on the link to view the staff report highlighting events in class and school wide.
Slide 22: Image Title: French Competition
Image Caption: Congratulations to Ardrina Jahangiri (grade 9) and Ada Yilmaz (grade 11) who will be heading to the York University Provincial competition on May 2.
Slide 23: Image Title: Euclid Photo
Image Caption: Congratulations to all students who wrote the Euclid math contest today!

WLMAC Highlight Reel

Please click here to view more information on the photos in this reel.

End of Year Staff Report

Please click here for the May and June school highlights:

University of Western Science Olympics

Congratulations to the students who travelled to the University of Western to participate in the annual University of Western Science Olympics!

European Girls Olympiad of Informatics

Congratulations to Angela Sun who has qualified to represent Canada at the European Girl's Olympiad of Informatics.

Euclid Contest

Congratulations to Raymond Ouyang who has been recognized as one of the top six official participants in Canada in the 2025 Euclid Contest.

MaCS Graduation

Congratulations to our grade 12 MaCS students and best of luck in all your future endeavours!

DECA

Good luck to our DECA International Competitors who qualified to compete in the competition later this month in the USA!

School Report for March to April

Please click here for school events and news items that took place in March and April at Mackenzie!

Math Contests

We are so proud Mackenzie performance in the CSMC/CIMC contests! Mackenzie ranked 6th in Canada in CSMC and 1st in our zone.

SHAD University Summer Program 2025

Congratulations to 18 of our Mackenzie students who received an offer to the summer SHAD enrichment Canadian University program!

School Report of February

Click here to see the February Report including school highlights that took place so far this year!

Math Contests

Congratulations to Alex Zhu and Raymond Ouyang have earned an invitation to the Canadian Mathematical Olympiad. 28 students ranked top 25% in COMC!

November Staff Report

Please click here to view some highlights from the Staff Report for Fall 2024.

MaCS Information Night

Thank you to the over 1000 people who attended our grade 8 MaCS Information Night in November to learn about the MaCS Program!

Grade 9 MaCS Trip 2024

This month our grade 9 MaCS students spent three days at Muskoka Woods, meeting other MaCS students and building leadership skills!

MaCS Information Night 2025

Thank you to the over 1000 people who attended the MaCS Information Night! We look forward to seeing all applicants at the entrance test.

$Staff Report March$

Staff Report March

Click on the link to view the staff report highlighting events in class and school wide.

French Competition

Congratulations to Ardrina Jahangiri (grade 9) and Ada Yilmaz (grade 11) who will be heading to the York University Provincial competition on May 2.

Euclid Photo

Congratulations to all students who wrote the Euclid math contest today!

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With approximately 235 students, a good portion of the student population at mackenzie is part of this program. This program is one of a kind, giving students many opportunities both academically and non-academically. Please feel free to take the time to search the site and learn about the many possibilities that are waiting for you. For a start, look at our gallery page for pictures and descriptions of a variety of activities/events our students take part in.

Click here to visit the MaCS program information night page.

For present students, please go forward to the current events page.

Thank you and I hope you enjoy your experience.

S. Leder

MaCS Coordinator

W.L. Mackenzie C.I.

MaCS Program – Official Website

Welcome to the MaCS Program, a specialized program at William Lyon Mackenzie C.I.

Image rotator for this webpage

WLMAC Highlight Reel

End of Year Staff Report

University of Western Science Olympics

European Girls Olympiad of Informatics

Euclid Contest

MaCS Graduation

Cybersecurity Competition

Loran Scholarship 2025

French Competition

Math Competitions

DECA

School Report for March to April

Math Contests

SHAD University Summer Program 2025

School Report of February

Math Contests

November Staff Report

MaCS Information Night

Grade 9 MaCS Trip 2024

MaCS Information Night 2025

Staff Report March

French Competition

Euclid Photo