We are a small team of heritage lovers and professionals with a wide range of skills and experience.

Irene Galea, Chair

Irene holds the Journalism Medal from Carleton University, and has worked and volunteered for heritage organizations at the local, provincial and national levels. In addition to leading NextGen, she is an Emerging Historian with Heritage Toronto, and sits on the Millennial Advisory Board for the National Trust for Canada. Her writing and documentary work has been featured by CBC, the Financial Post, the National Post, the Canadian Museums Association and others.

Find her on LinkedIn.

Colin Tilbrook, Director of Programs and Events

Colin graduated from Fanshawe College with an HBA of Environmental Design Planning and a diploma in Landscape Design. Growing up and working in Toronto has greatly influenced his love of heritage preservation and passion for built and natural environments. Always exploring new creative outlets, Colin participated in and won two ACONextGen Charrettes alongside a team of other young professionals. He assisted in Charrette planning in 2019, and in 2020, he will oversee events as Director of Programs and Events.

Find him on LinkedIn.


Jocelyn Kent, Past Chair

Jocelyn holds a Master’s degree in Museum Studies from the University of Toronto. She graduated from the University of Western Ontario with an Honours BA in History and completed a year abroad in England. Her experiences working with collections, including large digitization projects, sparked her interest in the possibilities of exhibit development and digital accessibility. Outside of school, she enjoys trivia games and exploring historic architecture of her hometown, Toronto.

Find her on LinkedIn.


Stephanie Mah, Executive

Stephanie is the Creative Strategist at DTAH, a Toronto-based architecture, landscape and urban design firm. Over the last five years she has held several positions at ACO, including her current position as VP of ACO Toronto, and is the recipient of the 2018 Mary Millard Award. She holds an Honours BA in History and Theory of Architecture and is pursuing a certificate in Digital Media at OCAD University.

Find her on LinkedIn.


Elizabeth Birks, Executive

Elizabeth is a graduate of the University of Toronto, with a BA in Art History and Environmental Geography, and of Guelph University with a Masters of Landscape Architecture. She now works full time at a Toronto-based landscape architecture and design firm, while also volunteering with Evergreen Brickworks.

Find her on LinkedIn.


Want to volunteer with us?

There are always ways to get involved with ACO NextGen in a volunteer capacity. These include writing for our blog, contributing to our social media channels, sitting on a ACO committee or leading an event or initiative of your own. Please reach out to lean more about these opportunities!