Its unique blend of creativity and wide-ranging expertise brings client aspirations to life, creating sustainable value for users and communities around the world.

Maximizing the built environment’s impact and ability to inspire, unite and create a sense of place, Lemay is fully engaged in design excellence in all areas of its practice. This commitment also translates into LemayLab, an instrument of research and innovation that advances the disciplines of design and architecture through authentic, original ideas and meaningful experiences.

Learn about our promise +

Since 1957

More than 60 years
of experience

Ranked 45th

2020 World
Architecture 100


2020 Platinum standard winner
of Canada’s Best Managed
Companies program (Deloitte)


60 LEED-certified


Over 400 design awards
and distinctions


Team of highly
qualified professionals

Our leaders

Louis T. Lemay


Andrew King

Senior Partner, Chief Design Officer

Eric Pelletier

Senior Partner, Design Principal

Andres Escobar

Design Principal, Lemay + Escobar

Robert Fiorino

Chief Marketing Officer

Daniel Arbour

Senior Partner

Marc Bouchard

Senior Partner, Chief Financial Officer

Andre Cardinal

Senior Partner

Annie Hotte

Senior Partner, Chief Talent and Corporate Strategy

Pierre Larouche

Senior Partner

Jean-Francois Arcand

Corporate Market Leader, Transportation

Lucie St-Pierre

Corporate Market Leader, Site Planning & Development

Marc Choquette

Director, Major Projects

Hayk Arustamyan

Regional Director, New York, Lemay + Escobar

Philippe Collette

Regional Director, Quebec City

Grace Coulter Sherlock

Regional Director, Western Canada

Amro El Chabti

Regional Director, New York, Lemay + Escobar

Laura Grandan

Regional Director, Western Canada

Our history

A pan-Canadian brand

Teams across the country come together under a common name – Lemay – and continue to collaborate seamlessly on multiple projects.

Consolidation of international offering

Consolidation of the Toronto team and launch of an architectural practice in New York City.

Expanding westward

Integration of Toker and Associates, a Calgary-based architectural and interior design firm.

Key additions

Lemay establishes itself in New York City with Andres Escobar Design. Andrew King takes over direction of LemayLab with Eric Pelletier.

Major expansion

Acquisition of three entities from IBI Group and partnership with ELEMA, a structural engineering firm.

Eric Pelletier Architectes joins the firm

Integration of Eric Pelletier Architectes and first operations in Toronto.

Integration of Groupe Robert Vachon Design

Lemay welcomes Groupe Robert Vachon, an interior design firm.

From father to son

Louis T. Lemay, an employee since 1984, takes the helm of the firm and an office opens in Quebec City.

New name

After three decades the firm is rebaptized Architectes Lemay et Associés.


Georges E. Lemay and Claude Leclerc found Lemay Leclerc Architectes in Verdun, Quebec.