Our buildings are fundamentally about the people who inhabit them. Of course, we care deeply about materials and textures—we labor over every detail, every joint, every junction. But at the heart of our practice is a genuine pursuit: to design spaces that feel just right for the people they’re made for. Be it the mid-century art collector looking for a home to complement a colorful collection, or a medical research company seeking to emphasize precision and efficiency. We are passionate about working with our clients to tailor spaces that tells their story

We believe architecture should subtly enhance daily life by reflecting the rhythms, values, and aspirations of its occupants. Each project is a chance to transform personality into place, creating environments that are both intuitive and inspiring.


Our practice is based in Tkaronto, now known as Toronto, on the traditional territory of many nations, including the Mississaugas of the Credit, the Anishnabeg, the Chippewa, the Haudenosaunee, and the Wendat peoples. Toronto is covered by Treaty 13 and remains home to many diverse First Nations, Inuit, and Métis peoples.

As an architecture practice, we recognize our responsibility to approach the built environment with respect for the land, its histories, and the Indigenous communities who have cared for these territories since time immemorial.


Stephane LeBlanc is a registered architect and founding principal of LeBlanc Architect. With over 25 years of experience, he has led award-winning residential, institutional, hospitality, and commercial projects. Before establishing his own practice in 2014, he held key roles at leading architecture firms in New York and Toronto.

Born in Moncton, New Brunswick, Stephane grew up between the Bay of Fundy and the Atlantic Ocean. He studied engineering, history, and visual arts before completing his architecture studies in Halifax, Nova Scotia.  He then embarked on a successful 15-year career with studios such as Shim-Sutcliffe Architects, Deborah Berke Partners, and Brian MacKay-Lyons Architecture + Urban Design, leading projects recognized with prestigious national and international honors, including the Governor General’s Medal and AIA Awards.

With a deep understanding of materials and construction—paired with a curiosity about how people inhabit spaces—the studio continues to shape thoughtful, lasting design solutions that enrich the built environment.

M.Arch, OAA, MRAIC, LEED AP

Collaborators

Gladys Lee / Ysabel Arboleda / Tanya Gradyuk / PJ Sandberg / Christian Maidankine / Jack Hache / Anis Sobhani / Halle Larson / Areti Kiriakis / Andrew Kimber


Publications

Withrow Park House

e-architect - The Lofted House

2024


Chapter in Innate Terrain: Canadian Landscape Architecture - Brown, M.A.J., Mantin, A., MacDonald Nelson, J.A., & Leblanc, S.

Innate terrain, “the Power of Local in East Coast landscapes”

2023


Sturgeon Lake House

Opumo - 5 modern homes that showcase the best of lake house architecture - Aobh O’Brien-Moody

2020

2020

Archello - Sturgeon Lake House

Opumo - Step onto the Lake’s Edge from Sturgeon Lake House

2020

ArchDaily - Sturgeon Lake House / Stephane LeBlanc Architects - González, María Francisca

2019

Architecture Art Designs - Sturgeon Lake House by Stephane LeBlanc Architects - Fidan

2019


Dalhousie University / Technical University of Nova Scotia

Annex House

1998

Toronto Life - Great Spaces: High Contrast, Victoria Maximalism Meets Post-Aughts Minimalism in in Couple’s Annex Dream - Grant, Jean

2019

Dwell Magazine - A Toronto Annex House Glimmers with Mondrian-Inspired Stained Glass - Jones, Lauren

2019

Archello - Annex House

2019


Budapest: The History and Theory of Cities