About Us

Betty Dion


Betty Dion is a recognized International leader in accessibility of the built and virtual environments and has expertise in universal and accessible design which enables her to apply her understanding of design and human functioning.

Betty is past member of the Canadian National Building Code Executive Committee and served, for 15 years as the Chair of the Canadian Standards Association CSA/CAN B651 Accessibility of the Built Environment Standard.  Betty represented Canada in the development of the first international standard on accessibility of the built environment and is the Chair of Canadian Advisory Committee to the ISO TC59/SC16 Accessibility and Usability of the Built Environment.

Betty is the Founder and Past - President of the Global Alliance on Accessible Technologies and Environments (GAATES), the leading International NGO dedicated to Universal Design and Accessibility.  As a frequent speaker at the United Nations, Betty has presented widely on disaster preparedness, fire and life safety and universal design and accessibility in the areas of the built environment, assistive technologies and accessible transportation.  

Betty is the author of the international recognized seminal document International Best Practices in Universal Design: A Global Review (2005) and the International Best Practices in Universal Design: A Comparative Study (2000). These reports provided technical specification on accessibility codes and standards in Australia, Spain, Uruguay, Lebanon, Canada, the US, Bangladesh, Singapore, South Africa, Mexico, Ireland and Sweden.  



BDEL has extensive international and Canadian based experience working collaboratively with a range of clients, including governments and design teams.  We provide consultative services in: building code development, analysis and compliance, in the review of construction drawings, conducting accessibility audits and developing detailed and comprehensive recommendations to ensure facilities are in compliance with accessibility requirements. The firm is able to suggest innovative and unique accessible design features and best practices in universal design in order to create an accessible environment that is functional for the greatest number of users.