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Arlene Dedier | Colliers | Toronto Downtown

Arlene Dedier

PMP, LEED Green Associate, B.Arch


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Professional Summary

"For me every project is like a puzzle and the challenge is to put a great project together in the most efficient and cost effective manner possible.  The joy is the ingenuity that is born out of the struggle to build within the constraints of time, schedule and cost.  What can I say, I love the space between the struggle and the solution. And the solution inevitably aligns with the clients business strategy."

Ms. Dedier is a talented and accomplished Project Management professional with an extensive background in development, architecture and construction management.  Proven ability to direct corporate construction and remodeling programs, overseeing multiple multi-million dollar projects simultaneously.

• Over 25 years experience realestate industry.
• Exceptional management of multiple stake holders.
• Robust record of success in achieving complex objectives and timelines.
• Skilled in building excellent rapport with clients and team members.
• Dynamic, articulate, analytical and results-oriented.

Project Leaders is Canada’s largest specialized project management firm. We have over 700 project management professionals in offices across Canada and have managed significant projects in both the private and public sectors. Our core business is to represent owners’ interests to deliver projects on time and within budget. We also offer strategic consulting to help clients make well-informed program, project, sustainability and financial decisions.

Project Leaders delivers services to clients from a distributed network of 23 offices across Canada and internationally. Colliers Project Leaders Inc. is a privately held company jointly owned by the president, members of the senior management team, and our corporate partner Colliers International, a worldwide commercial real estate services organization.


As a current mentor to the Colliers Proptech Accelerator program and executive champion of the Colliers North American Diversity and Inclusion Committee, Arlene advances professional development, promotes inclusiveness, and champions innovation.

Speaker, Women In Construction, A Paradigm Shift starting in the most unlikely place- Ontario Public Works - International Women's Day March 2020, Ottawa/ June 2020 Mississagua

Panelist, CPA Canada's Not-for-Profit Forum,  February 2019

Panelist, Extrordinary Women In Real Estate, Deloitte, Core Net Panelist Toronto, March 2019

Moderator, Colliers International/ /MHPM 3rd Annual Workplace Strategy Event, " Wellness in your space" featuring DELOS, Well, September 2016

Moderator, Colliers International/ /MHPM 2nd Annual Workplace Strategy Event, " Shift in the Paragdigm" featuring Knoll, September 2015

Moderator, Colliers International/ /MHPM 1st Annual Workplace Strategy Event, "Rethinking How People work -Workplace & Real Estate " featuring Gensler, September 2014

Guest Speaker Colliers International Office Practice Group Conference November 2012

Volunteer, NAIOP Charitable Organization, Eva's Phoenix - Community Kitchen Project

Guest Speaker, Howard University Real Estate Week, “Women in Real Estate Program” 04/06, 04/08
Guest Speaker, African American Real Estate Professionals, “ Commercial Architecture in DC” 04/04
Guest Critic /Juror, Howard University, School of Architecture: Third Year Architecture Design Studio, Washington, DC, 12/02,11/02
Guest Critic /Juror, Catholic University, School of Architecture: Third Year Architecture Design Studio, Washington, DC, 12/02,10/02
Guest Critic/ Juror, Carleton University, School of Architecture, Faculty of Engineering: First Year Architecture Design Studio, Ottawa, Canada, 04/01, 03/00, 10/00, 11/98, 04/95
• Award, Alpha Rho Chi Leadership Award, Carleton University, School of Architecture: Ottawa, Ontario, Canada, 06/92
• Award, Honorable Mention Research Thesis, Association of Collegiate Schools of Architecture, Washington, DC, 12/91


Carleton University, Bachelor of Architecture, B. Arch.,

Project Management Professional, Project Mangement Institute, PMP

Canadian Green Building Councile, LEED Green Associate

Memberships & Involvements

ULI, PMP, PMI, NAIOP, American Institute of Architects, CGBC, CREW


Law Firms:Torys,  Davies Ward, Berkskin Parr, Lerners,Thorton Grout Finnegan, Blakes,

Professional Services & Consulting: McKinsey, Canadian Tire, Golder Associates, Sovereign Insuance Bell Canada, BDO, InstaCart, Willis Towers Watss, Europtimum, InstaCart

Tech Firm: Think Research, InstaCart, Cronos, CDW, Blue Cat, 

Not For Profit: Princess Margaret Foundation, Canadian Olympic Committee, ONCAT, COU, Pennisula, MasterCard Foundation, Plan Canada, 

Retail: Lululemon, Club Monaco, The GAP, Lowes, Home Depot, Canadian Tire,  Hotl Renfrew, Friendly Stranger,  Wendy's, Tim Horton's

Hospitlality: The Adelaide Hotel, Toronto St. Regis, Fairmont Macdonald, Paliser Hotel, Westmont Hospitality Group, Comfort Inn, W DC Hotel



Construction Management, Consultancy Services, Design and Build, Development Consulting, Planning

Service Lines

Project Management

Property Type

Office, Retail

Expert/Featured News

Mar 4, 2021

Colliers Talks: The Importance of Mentors and Allies, in CRE and Beyond

In this podcast, Arlene Dedier and Graeme Young have a candid, impactful dialogue on this important subject, covering a range of topics, including Arleneā€™s experience as a Black professional, within Colliers and outside.
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