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Our clients in Longueuil
Expert Basement Services in Longueuil
At Sous-Sol Confort, we are proud to offer top-quality services in basement waterproofing, foundation repair, sump pump installation, and crawl space encapsulation. Thanks to our experience with the unique soil and climate conditions of Quebec, our local team understands the challenges homeowners face and offers sustainable solutions.
Whether you're dealing with moisture, water infiltration, or foundation cracks, our certified specialists are here to help. We use superior quality materials and proven techniques to ensure the safety, durability, and comfort of your home, all year round.
Why Homeowners Trust Sous-Sol Confort in Longueuil
Homeowners choose Sous-Sol Confort for our commitment to quality, transparency, and long-term results. From the initial inspection to the completion of work, we offer an exceptional customer experience through clear communication and honest recommendations.
We are proud to offer warranties on our work, quick response times, and customized solutions based on the specific needs of each property. For professional and reliable basement services, trust our team to do things right the first time.
Our services in Longueuil
- Basement Waterproofing From the Inside
- Interior French Drains
- Interior Crack Repair
- Exterior Crack Repair
- Exterior French Drain
- Sump Pump Systems
- Backup Pump Systems
- Triple Protection Sump Pump Systems
- Basement Thermal Insulation
- Crawl Space Encapsulation
- Crawl Space Reinforcement
- Thermal Insulation of the Crawl Space
- Dehumidifier Installation for The Crawl Space
- Wall repair system
- Wall reinforcement system
- Wall Anchor Bracket
Before and After
Case Studies
Stabilization of Floor Joists and Installation of Drainage System in Crawl Space in Longueuil, QC

Our client, Ms. Isabelle, noticed issues of humidity and infiltration in her crawl space, as well as a weakening of the floor joists in her house. She aims to solve the mold problem, improve energy efficiency, and stabilize the floor joists in her crawl space.


