Cornerstone formed on July 1, 2024 to better serve and represent REALTORS® in the markets of Mississauga, Burlington, Hamilton, Waterloo Region, Niagara North, Haldimand County, Norfolk County and surrounding areas. With over 8,000 members, Cornerstone is Ontario’s second-largest REALTOR® association. 

Cornerstone stands for transparency, honesty, and integrity and offers a unique value proposition, paving the way for members’ brighter future. 

We are Cornerstone. REALTORS® Together, Stronger Together. 


Are you interested in:

  • meeting new people? 
  • building your network? 
  • putting your unique skills to work? 
  • adding to your resume? 
  • making a difference at Cornerstone?
  • developing your leadership skills? 

Consider serving on a Cornerstone 2025-26 Committee!  

Cornerstone’s mission is to lead with purpose, advocate boldly and create positive change for the success of our members. As a committee member, you will play a key role in shaping the policies, services and experiences for all members.


Cornerstone’s Inaugural 2025-26 Committees:

Government Relations Committee  
Innovation Committee  (MLS® & Tech)  

The Innovation Committee is dedicated to supporting and advancing the operations of real estate listing systems and related technologies. Composed of Cornerstone and ITSO representatives, this committee would provide guidance on new innovations, addresses member needs, and ensures compliance with best practices and regulatory standards. Among other responsibilities, its work includes recommending enhancements and resolving technology-related issues. 

Member Engagement Committee  
Professionalism Committee 

A few notes:
Every effort will be made to place all applicants on a committee; however, positions will be based on availability, required skills, committee terms of reference and in compliance with Cornerstone Bylaws. 

Committee meetings are held fewer than six times per year, typically lasting 1-2 hours, and scheduled during business hours (8:30 a.m. – 4:30 p.m.).


2024-2025

Julie Sergi
Chair
Drew Hemsley
Chair-Elect
Tracey Appleton Director
Rita Asadorian Director
Rochelle Edwards
Director
Andrea Fedy Director
Helen Goljak Director
Sandra Longden
Director
Christal Moura Director
Melissa Mummery
Director
Lou Piriano Director
David Puddy Director
Rick Shelley
Director
Asha Singh
Director
Jason Van Amelsvoort
Director
Nicolas von Bredow
Director

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