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Responsability

Sustainable development is at the core of STGM’s identity.

Build well, live better, sustainably 

More than a principle, it has guided every decision since our beginnings and shapes the way we design. For us, each project is an opportunity to contribute to collective well-being with rigor, sensitivity, and responsibility. 

A vision rooted in practice  

We believe that architecture can positively transform living environments. Aware of the impact our actions have on communities, individuals, and the environment, we place occupants’ needs at the center of every decision. 

Our projects reflect a deep commitment: building an inclusive, efficient, and resilient future, where the quality of spaces is measured not only by their performance but also by their contribution to collective well-being.  

STGM Office, Québec ©StephaneGroleau

This is the first commercial building in Canada to receive LEED-NC Platinum certification.

Our 2025–2030 Commitments 

Within our organization and throughout our projects, our 2025–2030 action plan reaffirms our commitment to actively contributing to a viable, livable, and equitable future, in alignment with the United Nations Sustainable Development Goals (SDGs).

This plan focuses on the levers most relevant to our field: sustainable materials management, sustainable energy management, biodiversity protection, and well-being. 

Our eight priority sustainable development objectives.

Our two main objectives :

These objectives guide our design decisions and define measurable targets that help us assess the real impact of our actions. Each focus area is linked to specific indicators that ensure continuous monitoring of our progress and allow us to adjust our strategies over time.

Objective Nº 1

Reducing environmental impact 

We aim to minimize both embodied and operational carbon, protect biodiversity, and anticipate climate-related risks. Our designs integrate a life-cycle perspective—from the extraction of raw materials to end of use—in order to reduce waste and limit material consumption. Life-cycle assessment allows us to compare the environmental impact of different options and guide our decisions toward solutions with the lowest footprint. 

In a spirit of continuous improvement, we are evolving our practices to fully integrate life-cycle analysis. 

Objective Nº 2

Promoting health and quality of life 

We design environments that support health and quality of life through natural light, biophilia, thermal comfort, air quality, and universal accessibility.

These architectural choices directly enhance occupant well-being and improve the spaces they share. We rely on environmental health data and scientific references to evaluate how our design choices influence comfort and occupant health.

An integrated and evolving approach 

Our responsible approach is built on the synergy between creativity, technical expertise, and applied research. We combine the sensitivity of architectural expression with scientific rigor: BIM modeling, energy and daylight simulations, life-cycle assessments, and climate-impact evaluations.

These analyses generate comparative data and performance indicators that guide our decisions and enable an objective evaluation of our projects’ effectiveness. 

This pragmatic approach aligns with a philosophy of continuous learning: measuring, comparing, understanding, and improving to design better—always with clarity, intention, and precision. Our goal is to imagine sustainable, efficient solutions that are adapted to local realities and meaningful for our clients and future generations. 

Côte Vertu Garage ©Adrien Williams 

Project certified Envision Platinum for its sustainable infrastructure — a first in Canada for a public transit initiative. 

STGM office, Baie-Comeau ©Jennylie Harel 

The redevelopment of an existing building helped reduce the environmental footprint of the facilities while putting circular economy principles into practice. 

Complementary expertise 

Our teams bring together diverse skill sets that, combined, strengthen the impact of our work: 

Energy: bioclimatic design focused on reducing energy demand. 

Healthy environments: spaces that support physical, psychological, and social well-being. 

Circularity: extending the lifespan of materials and reducing resource consumption to create a truly sustainable value chain. 

Cain Lamarre offices, Québec  ©Stephane Groleau 

Integration of natural light.

Armstrong Border Crossing ©STGM Architecture

Installation of a fresh-air preheating tunnel and a rainwater harvesting system used, among other purposes, to supply the sprinkler system.

Building the future with purpose 

Each project is an opportunity to shape a sustainable living environment, rooted in Québec’s realities and open to the future. By combining sensitivity, creativity, and responsibility, STGM helps create inspiring, efficient, and meaningful places—to enrich life today and for generations to come. 

Sustainable development rooted in our practices

At STGM, our practices embody sustainable development. Whether in heritage, real estate planning, building science, or interior design, each discipline draws on our complementary expertise and contributes to creating more responsible, inclusive, and resilient environments. 

Building better, it’s how we do things.

At STGM, every project is an opportunity to create spaces that are sustainable, human, and meaningful.


Discover how our integrated, collaborative, and responsible approach turns ideas into inspiring environments.

Build well