About Us

Founded in 2010, our mission is to enable humanity to flourish. We are health and sustainability strategists that help to create exceptional built environment projects using cutting-edge transformation and change management strategies.

We already have the technology to create off-grid passive buildings for over twenty-five years—so why aren’t we doing that on every project?

Our Founder

Project Team Lead Sandra Leigh Lester BTech MCOD LEED AP BD+C CSBA, is the Founder, President and CEO of Affecting Change Inc. and personally leads the team on each project. She has 25 years of sustainable design experience in fields of corporate office, residential, retail, mixed use, hospitality, and healthcare sectors and eleven years of sustainability consulting experience

For over two years, she was the in-house sustainable design consultant for HOK Architects Corporation, working nationally, across Canada, and on projects in the Middle East. She was on the international HOK Carbon Task Force and contributed to the development of the Life Cycle Analysis section of the GSA Handbook.

Sandra has a Bachelor of Technology in Architectural Science. Her desire to enable transformation lead her to the achievement of a Certificate in Change Management and a Masters Certificate in Organization Development from Schulich Executive Education Centre.

Sandra is a LEED® Accredited Professional with a specialty in Building Design and Construction (LEED AP BD+C). She is not only a Certified Sustainable Building Advisor (CSBA) but was chosen by the CaGBC to lead the certification course in Toronto.

Now Discover Something About Yourself

Find out the difference you could be making right now.

 We work as if we have a crystal ball, and can see our client’s future. We determine what you want and we guide your team towards achieving it.

 What’s our secret? We revealed our client’s motivation. What motivates you?

Whether you are a developer with a portfolio of buildings across the country or a single-family home owner, we can help you find out what motivates you.

Get on our mailing list and find out about our Positive Difference Motivation Report™