Contact Us

Contact Information

William Lyon Mackenzie Collegiate Institute

20 Tillplain Road
North York, Ontario M3H 5R2

Phone: 416.395.3330
Fax: 416.395.4453


Principal Keith Johnson
Vice Principal Jyoti Khona
Vice Principal Stephen Morris

Department Phone Numbers

Below is a list of extensions for each of the department offices at Mackenzie.
Please dial 416 395 3330 and then one of the following:

Arts (Performing) 20142
Arts (Visual) 20100
Business 20105
Computers 20115
Co-op 20140 or 20141
Design & Tech 20136
English 20090
Gifted 20137
Languages & ESL 20130
Library 20020
MaCS 20139
Mathematics 20080
Phys. Ed. Boys’ 20030
Phys. Ed. Girls’ 20031
Science 20095
Social Science A 20085
Social Science B 20075
Special Education 20135
Student Success 20008

Social Media

These are some important links to social media accounts for Mackenzie:

Keep Track of Mac Facebook page:

WLMAC Twitter Page:

Student Services Twitter Page: