Explore

Explore and learn about the essentials of a new home project to build a solid foundation before the Planning stage.
Explore the Resources

Plan

Structure your budget, needs, and key priorities for your project before moving on to the Simulation stage.
Plan My Project

Simulate

Simulate your project online and instantly get a clear, personalized plan
Simulate My Project
Build Your Home

Explore

Explore and learn about the essentials of a new home project to build a solid foundation before the Planning stage.
Explore the Resources

Plan

Structure your budget, needs, and key priorities for your project before moving on to the Simulation stage.
Plan My Project

Simulate

Simulate your project online and instantly get a clear, personalized plan
Simulate My Project
Horizon intergenerational model from our Altera Intergenerational Series

Your New Home, a Natural Oasis

New construction projects in Outaouais, designed and built in carefully selected natural settings to offer sustainable, thoughtfully planned living environments.

Horizon intergenerational model from our Altera Intergenerational Series

Find the Right Model for You

Harmonie Construction is a well-established home builder in the Gatineau–Ottawa region. Our team is proud to guide you through your new home project in a natural, enchanting setting. Whether you are looking for a single-family home, a thoughtfully designed semi-detached home, or an innovative bi-generational home that supports multigenerational living, our mission is to bring your vision to life while bringing you closer to nature. Discover the quality and variety of our new homes.

View all models
Ténor A Single-Family
2
1
Ténor B Single-Family
3
2
Symphonie B Single-Family
3
2
Symphonie A Single-Family
2
1
Origine – Single-Family Single-Family
3
1
Altera Origine The Altera Multigenerational Series
5
2+1

Build Your Home in the Right Community

Located in the heart of the Outaouais, our communities are thoughtfully designed to blend into their natural surroundings while staying close to essential services. Discover the ideal setting to build a home that fits your lifestyle.

View Our Communities

A Step-by-Step Journey to Building Your Home

Building a home is a step-by-step process. The Explore phase helps you better understand your needs and priorities. Plan helps you organize your ideas, budget, and key decisions. Simulate brings everything together to give your project a clear and easy-to-visualize direction. By following these three phases, you move forward with greater clarity, confidence, and consistency—from the first ideas to a well-defined vision of your future home.

Explore

Understand before you decide. This phase helps you better understand the steps involved in a new home project—what influences costs, which models are available, and the decisions ahead. You can clarify your goals at your own pace, without pressure.

I Want to Explore
Plan

Plan with peace of mind. Here, your priorities, budget, and key decisions come together to shape a realistic, well-structured project. Good planning helps eliminate gray areas and lays a solid foundation for what comes next.

I Want to Plan
Simulate

Bring your project to life. By bringing your choices together, this phase helps turn your ideas into a clear and easy-to-visualize home project. This is where your vision truly begins to take shape.

Simulate My Home

The People Behind Your Home

Harmonie Construction was built on a simple commitment: to do things the right way, with professionalism and respect. Behind every home is a team that takes the time to guide clients, explain decisions, and bring clarity to every stage of the process from the start.

Our approach is rooted in strong values and real-world experience, both in client relationships and on the job site. It allows us to move forward with care and consistency, from the first conversation to the delivery of the home.

About Harmonie Construction

Stories From Our Clients

What we appreciated most was the time the team took to fully understand our project from the start. Since it was our first experience, we were not quite sure what to expect. Even before the first shovel hit the ground, we already felt confident. Thank you to the entire Harmonie team—you made this experience both reassuring and enriching.

Nicole Gagnon
Cantley, QC

As young professionals, we had very little time to devote to our home project. The initial planning phase with the Harmonie team was a real relief. We were able to see the steps ahead of time, the possible obstacles, and how to make better use of the limited time we had. The result: everything went as planned, and our project was a great success in collaboration with Harmonie.

Daniel Labonté
Cantley, QC

We engaged Harmonie Construction to build our bi-generational home during the winter of 2024-2025, and what we appreciated most was their availability. Every time we had a question or concern, the team took the time to respond and keep us informed. We could visit the construction site easily, which gave us confidence. Communication was constant, even for adjustments during the process, and everything was clearly explained to us. This is a company very attentive to customer service, and it shows at every stage.

Gabriel Désilets-Charlesbois
Cantley, QC