At Opaysage...

imagined in new ways.

Modern zen garden featuring white gravel, vertical stones, and small plants in front of a low window. This garden showcases the expertise of Opayse Landscape Architects, a Terrebonne-based company.

At Opaysage

You will be transported.

Landscape architecture and environment are one and the same.

We are there for our clients from the very beginning to the very end.

Your project will be beautiful and, above all, smart.

We show you that your yards, neighbourhoods and cities can be imagined in new ways.

What if...

humankind truly coexisted with wildlife and plantlife.
If we created corridors for animals and every intervention became a statement to honor ecosystems. 

If our expertise in outdoor design allows us to rethink the way we imagine, design, and experience the landscape, striving for spaces that are more sustainable and nourishing.

... biodiversity was the answer?

What if...

our intuition was right.

If trains, cycling, and walking
became the foundations of sustainable mobility.

If our planning and design concepts helped restore
a healthier balance
between landscape protection
and territorial development.

... we had to change our way of life?

What if...

landscape architecture were a response
to today’s environmental challenges.

If greening rooftops, laneways, and cities —
and even buildings and infrastructure —
became second nature
in urban development.

If our understanding of your project
combined creativity
with green innovation.

... our concerns were yours too?

Be the change, one step at a time

Founded in 2011, our landscape architecture firm develops outdoor environments rooted in principles of sustainability, resilience, and respect for ecosystems. The offsetting of our greenhouse gas emissions and our collaborations with partners engaged in environmental transition are part of this broader approach.

However, it is primarily through the design and delivery of your landscape projects — from site analysis to implementation — that these intentions take shape and become meaningful drivers of change.


Illustration of a landscape blending nature and urbanism, featuring a winding river crossed by a modern bridge, surrounded by greenery, trees, and small homes. In the background, a transition to a city with buildings designed in harmony with the environme
Municipal / Institutionnel

Tourbière Joncas Interpretive Trail, Montmorency Forest

Municipal / Institutionnel

Church square

Stabilisation / Berges / Génie végétal

The hautes Rives Summerlea's shoreline stabilization

Municipal / Institutionnel

Au Petit Brin de Foin childcare Center

Municipal / Institutionnel

The Parc de la Rivière-des-Mille-Îles

Résidentiel/Dév.

Alpine garden

Municipal / Institutionnel

Mascouche River