Board Of Directors

Britt McKee

Appointed in 2017.

In 2018, Britt McKee became Executive Director of Ecosource, a Green Communities Canada member organization based in Mississauga. Previously at Ecosource she supported community gardens and urban agriculture in Peel Region. Britt’s background in environmental studies focuses on the social and environmental determinants of adolescent health. As a certified teacher, she has worked with diverse youth to promote environmental citizenship. She also has a background in community-based participatory research, and in managing multi-stakeholder planning initiatives.

DUKe trifunovik

Appointed in 2018.

Duke is an investment and financial planner with an academic background in business financial services. Currently, his adaptation of Responsible Investing enables clients to be educated in the environmental, social, and corporate governance practices of Canadian and global companies. Duke is Treasurer of GCC member organization Green Venture, Hamilton.

Lisa Kohler

Appointed in 2019.

Lisa Kohler is Halton Region’s Executive Lead for Climate Change Response and Sustainability. She has an extensive experience working in the non-profit organization management industry. Ms. Kohler serves on the Oakville Community Foundation Board of Directors and has previously served on the Community Energy Taskforce for the Town of Oakville, Halton Equity and Diversity Roundtable, Halton District School Board’s Environmental Management Team, iMatter Canada National Board of Directors, the Halton Region’s Natural Heritage Advisory Committee. She was the architect and  the orchestrator of the Halton Climate Collective a dedicated team driving local climate change. In her previous role as the Executive Director of the Halton Environmental Network she oversaw successful programs including Halton Green Screens, Generation Green, OakvilleReady, and Greening Sacred Spaces Halton-Peel Chapter.

Shannon Costigan

Appointed in 2019.

Shannon is a Program Coordinator with the North Superior Workforce Planning Board in Thunder Bay, focussing on workforce development for newcomers and recent graduates.  Previously, she was the Project Supervisor at EcoSuperior, coordinating programs focused on waste reduction, litter prevention and community sustainability. She is active in local environmental initiatives, currently serving as Vice-Chair of the City of Thunder Bay’s Earthcare Advisory Committee and formerly as Vice-Chair and Environmental Representative of the Clean, Green and Beautiful Committee of Thunder Bay. Shannon is an instructor in the Environmental Technician and Civil Engineering Technology programs at Confederation College, teaching courses in waste management and environmental legislation.

caitlin cassie

Appointed in 2020.

Caitlin is a creative problem solver and collaborative project hacker, currently working as a Senior Policy Advisor with the Ontario Ministry of Transportation, where she is focused on transit policy. She has worked in diverse sectors both inside and outside government, including transportation, policy and process innovation, innovation and entrepreneurship, and education and capacity building. Caitlin is keen to have intentional conversations about, and to support work that acknowledges, the intersections between racial justice, food justice, and ecological justice. Caitlin has worked for several years in the community sector in Toronto, most recently in her capacity as a Board Director with NUTMEG Soccer, a grassroots organization that provides free soccer and educational programming for children and youth. She is a proud west coaster currently living in Toronto.

Kevin Dunbar

Appointed in 2021.

Kevin has over 15 years of experience in the humanitarian, international development, and business sectors.  He has led and empowered teams in over 20 countries to establish and grow large scale humanitarian responses and development programs in complex contexts. His expertise includes supporting organizations and communities to navigate the emerging opportunities and risks of digital transformation and the global digital economy. Kevin has worked for a range of organizations, including CARE, Save the Children, the SecDev Foundation, and is currently the Vice President, Programs for Canadian Feed the Children.  He has a Bachelor of Commerce from the University of Victoria, and a Masters in Development and Emergency Practice from Oxford Brookes University.

Tom du

Appointed in 2021.

Tom is currently working on advancing the climate risk capabilities and net zero efforts of a large international bank. Outside of his day job, he volunteers for a number of sustainability organizations – serving as an Executive-in-Residence at Foresight Canada, a Partner Member at the Energy Futures Lab, and a Board Director for various social enterprises. He is passionate about sustainable finance and energy – with over 15 years of consulting and finance experience in the for-profit, not-for-profit, and public sectors. Tom has worked overseas in Germany and Denmark, exploring the intersection between community finance and sustainable energy.  He holds multiple certifications from the PMI, CECAB, RIA, and CSI; a post-graduate sustainability diploma; and three degrees including a MBA, a Master’s degree in sustainable energy systems, and a corporate finance degree.

Michael Jacobs

Appointed in 2021.

Michael is the Chief Executive Officer Cambium Indigenous Professional Services (CIPS) Inc. An Anishnaabe from Curve Lake First Nation. Michael’s specialty is management consulting and community engagement for First Nation communities and projects. Michael has worked on First Nation projects in energy, health, economic development, infrastructure development, governance, housing and environmental stewardship. Michael is a confident project manager and works seamlessly with First Nation leadership, staff and community members. Michael is proud to be the Co-Chair for the Canadian Council for Aboriginal Business.​

Fiona McGuiness

Appointed in 2023.

Fiona works as a Senior Policy Advisor with Ontario’s Ministry of the Environment, Conservation and Parks. She has a background in science and policy related to watershed ecosystems, renewable energy, natural resources management and species at risk conservation.


Teresa Lawson

Appointed in 2024.

Teresa is the Executive Director of City Green Solutions, an enterprising non-profit that develops and delivers building science based programs, strategies, education, and research to aid public and private stakeholders in achieving climate change goals.  With a background in ecosystem restoration and energy efficiency, she takes joy in connecting people to place and achieving actions that benefit the community as a whole.  She believes that homeowners, educators, and policy makers can work together to reduce the environmental impact of the housing sector and lay the foundations for a clean energy future.  She has lead multiple energy efficiency programs including the BC Oil to Heat Pump Incentive Program, CleanBC Better Homes Energy Coach Service, the Transition 2050 Residential Retrofit Acceleration Project, and multiple Energy Concierge programs to support stakeholders working towards more energy efficient and more environmentally friendly buildings.