Commercial
Transform your basement into a functional and aesthetic living space with Signature Simard.
Harness the potential of your basement
Your basement offers incredible potential to expand your living space, increase your home's value, and enhance your lifestyle. Whether you're looking to create a rental unit, an Airbnb suite, a home office, or an entertainment space, Signature Simard has the expertise to design and build a basement that meets your needs.
Our basement conversion services are designed to create comfortable, safe, and aesthetically pleasing spaces that maximize functionality and comfort.
- Converting basements into legal rental housing
- Converting basements into family rooms, gyms or games rooms
- The creation of home theaters, entertainment areas or bars
- Designing home offices or creative workspaces
- Adding bathrooms for convenience
Why choose Signature Simard for your basement conversion?
With over 15 years of experience and over 250 successfully completed projects, Signature Simard has built a reputation for exceptional craftsmanship and expert project management. We understand the unique challenges of basement conversions in terms of structure, ventilation, and lighting, and we ensure every aspect is handled with precision.
Compliance with construction and safety standards
We ensure that your basement is fully compliant with current regulations. This rigor guarantees your safety and facilitates obtaining all necessary permits.
Optimization of insulation, sealing and ventilation
We install high-performance systems to ensure optimal thermal comfort and prevent moisture problems. Proper ventilation also promotes air quality and reduces the risk of mold.
Maximizing natural light and air circulation
Our improvements are designed to make your basement brighter and more pleasant to live in. By facilitating air circulation, we help create a healthy and comfortable space.


A service made for you
Signature Simard proudly serves homeowners in Quebec City, Sainte-Foy, Lac-Beauport, Saint-Augustin, and Lévis. We understand the unique challenges of basement conversions in these regions, including insulation needs, humidity control, and optimizing natural light.
Our basement conversion services include:
- Basement conversion into a legal apartment for rental income
- Creation of home theaters and entertainment rooms
- Custom storage and shelving solutions
- Guest suites and multifunctional rooms
- Soundproofing solutions for greater peace of mind
- Energy-efficient lighting and climate control installation
Let’s create a functional and aesthetic basement together
Unlock your basement's potential with Signature Simard's expert renovation services. Contact us today for your personalized quote.