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John Duda | Colliers | Toronto Downtown

John Duda

MBA, B.Eng

President, Real Estate Management Services Canada

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Professional Summary

John Duda is the President of Real Estate Management Services, Canada. John began his career as Director of National Property Services at CIBC, joining Colliers in 2010. Appointed as head of Real Estate Management Services in 2017, John has driven significant growth both organically and strategically through the development of new service lines and markets. In his role as president, John a oversees 14 offices across Canada, working closely with local teams to create value-driven strategies in support of clients’ goals. 


John helped establish the firm’s Asset Advisory Services group and assisted in the expansion of platforms focusing on Class A office, industrial, and retail properties.

John is a mentor to Colliers Proptech Accelerator program and champions technology innovation and platform development, such as launching the Colliers Canada mobile tenant engagement app.  He is an active member of the National Advisory Council of BOMA Canada and has served on the board of Junior Achievement of Central Ontario for the past decade. 

With more than $17 billion of assets under management, representing 60 million square feet, the Canadian Real Estate Management Services team is consistently recognized for its innovative solutions and platform development, winning numerous awards in international property marketing outstanding Building of the Year (TOBYs) and sustainability.


MBA, Queen's University

BASc Industrial Engineering, University of Windsor

Memberships & Involvements

BOMA Canada National Advisory Council member

Junior Achievement of Central Ontario board member

Colliers PropTech Accelerator program mentor


Manulife, Slate Asset Management, Desjardins, ICBC, Credit Suisse, Adgar Investments and Development Ltd., LaSalle Investments, TREZ Capital



Property and Facilities Management

Service Lines

Real Estate Management, Integrated Services, Landlord Representation, Occupier Representation

Featured Research

Nov 15, 2021

The Great Experiment: Dawn of the Hybrid Era

The fourth installment in our series on office recovery and a direct follow-up to The Great Experiment released in May 2021
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Jun 23, 2021

Industrial Tenant Survey Report: Where do we grow from here?

The third installment in Colliers Real Estate Management Services' series on how the pandemic has affected industrial assets and what to expect in the years ahead.
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May 11, 2021

Office Recovery: The Great Experiment

Colliers Real Estate Management Services surveyed a sample of our tenant base to understand how asset classes have fared and the anticipated changes to physical office space, in-person and remote work, and employer expectations following the pandemic.
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Featured News

Nov 25, 2020

Paul Callegari Named Vice President, Portfolio Management, Eastern Region, Real Estate Management Services

Paul is a trusted advisor to REMS’ clients and will continue to provide first class service and programs in his new role that facilitate growth opportunities and strengthen client relationships.
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Oct 2, 2020

Lisa Blacklock Market Lead and SVP Eastern Region and National Accounts, REMS

Colliers announces that Lisa Blacklock has been appointed as Market Lead and Senior Vice President, Eastern Region and National Accounts, Real Estate Management Services.
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