- Abbott Diagnostics
- Aim Trimark
- Air Miles
- AkzoNobel
- Allergan
- Aquilon Power Corp.
- American Express
- Bell Canada
- Bombardier
- Boston Consulting
- Bowne
- BMO
- BMW
- CAA
- Cadillac Fairview
- Canada Goose
- Canada Post
- Canadian Association of Wound Care
- Canadian Automobile Dealers Association
- Canadian Pension Plan Investment Board
- Canadian Tire
- Canusa
- Capital One Canada
- Cassels Brock
- Chubb Insurance
- CIBC
- Cisco
- Coleman
- Colgate Oral Pharmaceuticals
- College of Massage Therapists of Ontario
- College of Physicians and Surgeons
- Collins Barrow
- Columbia University
- Cook Canada Inc
- CX Digital
- DA Gracey and Associates
- Danier Leather
- Dell Computers
- Deloitte
- Detour Gold
- Direct Energy
- DLM Foods Canada
- Dominion Insurance
- Ebay
- Edelman
- Elsevier
- Eli Lilly
- EMD Serono
- Encore Cruises
- Enbridge
- Ernst and Young
- Facebook Canada
- Fairmont Hotels
- Fasken Martineau
- Flight Centre
- Foote Cone and Belding
- Frito Lay
- Gen Re
- Genest Murray
- Genworth
- Geomedia
- Glaxo Wellcome
- Google Canada
- Grant Thornton LLP
- Great West Life
- Green Chencinski Starkman Eles LLP
- Hallmark Cards
- Harper Grey LLP
- Hewlett Packard
- High Road Communications
- Hoffman Laroche
- Honeywell
- Hyundai
- IBM
- Ikea
- Imperial Oil
- Indigo Books
- ING Direct
- Insurance Bureau of Canada
- Intact Insurance
- InterContinental Hotels Group
- Ipsos Reid
- Jazz Air
- John Wiley
- Johnson and Johnson
- KPMG
- Kumon Canada
- Labatt
- Leo Burnett
- Leo Pharma
- Legislative Assembly of Ontario
- Lenczner Slaght Royce Smith Griffin LLP
- Magna International
- Maple Leaf Foods
- Mars Canada
- Mastercard Foundation
- Mayhew Engineering
- McDonalds Canada
- McKinsey and Company
- Mead Westvaco
- Meridian
- Molson
- Morris Brown Sosnovitch LLP
- Nestle Canada
- Network Solutions
- Novartis
- Novopharm
- Novotel
- Ontario Hospital Association
- Ontario Long Term Care Association
- Ontario Ministry of Government Services
- Ontario Minstry of Health
- Ontario Ministry of Housing
- Ontario Teachers Pension Plan
- Ortho Biotech
- Osler Hoskin & Harcourt LLP
- Oxford Properties Group
- Overcat Communications
- P.C. Financial
- Pfizer
- Purdue Pharma
- Proctor and Gamble
- Primus
- PwC Management Services LP
- Retail Media Group
- Riverdale Pilates
- Rogers
- Royal Bank
- Royal LePage
- Russ Berrie
- Saputo
- Sanofi Synthelabo
- Scotia Bank
- Schwarzkopf
- Shell Canada
- Signature Vacations
- Sirius
- Smart Centres
- Smart Systems
- Smuckers Canada
- Sobeys
- Solvay
- Standard Life
- Sunwing
- Sun Life
- TAS Design Build
- Taxi
- TD Bank
- Telecommunications Risk Management Association
- Telus
- Tourisme Laurentides
- Trans American Life
- Unilever
- University of Toronto
- UPS
- Visa Canada
- WeCare Health Services
- Winners Merchants International
- Xerox
- Xstratanickel
- Yum! Restaurants
- ZAS Architects