Melissa Williams

Program Manager

Melissa Williams
416.413.9244 x11 | melissa[at]

Melissa holds a certificate in Urban Forest Conservation Planning and a Master of Arts degree in English literature from the University of Toronto. She is also an ISA Certified Arborist. She first came to LEAF as a volunteer and starting working for the organization in 2011. In her spare time, she pursues interests in food, music, books and long-distance running.

Brenna Anstett

Field Operations Coordinator

Brenna Anstett
416.413.9244 x16 | brenna[at]

Brenna holds an Honours Bachelor of Arts degree in Geography and Environmental Governance from the University of Guelph and aspires to continue her education in forest conservation. She is also an ISA certified arborist.  Her past experience includes research in dendroclimatology and tree planting projects with the Ausable Bayfield Conservation Authority. In her spare time, Brenna enjoys figure skating, travelling, photography and reading.

Erin MacDonald

Volunteer & Stewardship Coordinator

Erin MacDonald
416.413.9244 x12 | erin[at]

Erin holds a Bachelor of Landscape Architecture from the University of Guelph and loves to see people connecting with and improving their urban landscape. Before joining LEAF, Erin worked as the Green Streets Coordinator with the City of Vancouver where she helped residents beautify and green their neighbourhoods and also worked to further the City’s urban food-growing movement. She loves to explore new places, new music and dance!

Marketing & Office Assistant

Susan Rolfe
416.413.9244 x14 | susan[at]

Susan holds an Advanced Diploma in Graphic Design from Humber College and a BA in Theater Studies from Emory University. She has been climbing trees since she could walk, and is passionate about conservation, community engagement, and making sure the future is as green as possible. In her spare time she enjoys all kinds of craftwork, all-day reading marathons, and experiments in permaculture.

Lauren Brown

Education & Outreach Coordinator

Lauren Brown
416.413.9244 x0 | lauren[at]

Lauren holds a Bachelor of Science in Forest Conservation from the University of Toronto. She first came to LEAF in 2009 as a volunteer and then worked as the Education and Stewardship Coordinator in 2010. In her spare time, Lauren enjoys spending her time out on Lake Ontario coaching rowing along with knitting and rug hooking!



Michael Marcucci
416.413.9244 x0 | michael[at]

Michael holds an Honours B.A. in Forest Conservation, specializing in Urban Forestry, from the University of Toronto. He is also a graduate of Fleming College’s Urban Forestry program and is an ISA certified arborist. He first started volunteering with LEAF in 2008 and has also worked for GreenHere and the Annex Residents Association as the Lead Coordinator of their tree inventory project. He enjoys biking, gardening, mindfulness meditation, and exploring new places.

Janet McKay

Executive Director, Founder

Janet McKay
416.413.9244 x17 |  janet[at]

Janet holds an Honours B.A. in Environment and Resource Management. She founded LEAF in 1996 and has focused on its development ever since. She is a founding member and current Chair of the Green Infrastructure Ontario Coalition, a member of the Board of Directors of the Clean Air Partnership, a member of the UV Radiation and Shade working group of the Toronto Cancer Prevention Coalition and a member of the Ontario Biodiversity Council. She also volunteers with a dog rescue org.