Ontario’s Expert Waterproofing Specialists
Trusted Waterproofing & Concrete Solutions
We are Ontario’s expert waterproofing specialists. Nusite Contractors Ltd. understands the complexities involved in offering commercial and industrial waterproofing solutions tailored to the unique needs of each development site or property.
Whether it is preserving the integrity of a building through restoration or working on new construction with a failed membrane ensuring it is water tight, our expertise ensures that your site will be restored in a cost effective approach with longevity in mind.
As one of Southern Ontario’s premier restoration and new construction roofing specialists, Nusite Contractors Ltd. understand the complexities involved in offering different roofing solutions tailored to the unique needs of each development site or property.
Nusite Contractors Ltd. are the trusted experts for all your waterproofing, concrete and restoration needs in Toronto. Specializing in services for commercial buildings, industrial spaces, and warehouses, we provide professional solutions that ensure your structures stand resilient against water damage. As the leading commercial waterproofing contractors in Toronto, our reputation is built on delivering consistent, high-quality results tailored to the unique demands of each project.
Our commitment is to safeguard your assets, ensuring longevity and durability in the face of environmental challenges. With a deep understanding of the complexities involved in commercial waterproofing in Toronto, Nusite Waterproofing is the name businesses rely on for protection, integrity, and peace of mind.
Established in 1990, Nusite has been serving customers for over 30 years.
Over 50 Million Sq Ft Waterproofed Throughout Central Ontario
We are a fully bonded contractor and are insured for up to $10 million in liability insurance
All of our applications are backed by our material and labour warranty.
Our experienced team of professionals have decades of experience with commercial construction.
Nusite is an award winning waterproofing company and highly rated on HomeStars and Google.
What kind of commercial properties do you work on?
At Nusite Group, we provide expert commercial waterproofing services in Toronto for a wide range of property types. Our experienced team works on commercial buildings, industrial facilities, high-rise properties, retail centers, historic buildings, and houses of worship. Whether it’s a modern office tower or a heritage site requiring sensitive restoration, we bring over 30 years of industry expertise to every project across the GTA and Southern Ontario.
What types of services do you offer?
Nusite Group is a full-service commercial waterproofing contractor in Toronto offering a comprehensive suite of services tailored to the needs of commercial and industrial properties. Our core services include:
Commercial Waterproofing
Concrete Restoration and Structural Repairs
Commercial Roofing Solutions
Top Coating Systems
We specialize in both preventative and corrective waterproofing methods, as well as large-scale restoration projects for aging infrastructure.
What type of commercial waterproofing do you offer?
We offer a wide range of commercial waterproofing applications in Toronto and across Southern Ontario, customized to suit each structure and site condition. Our services include:
Open Cut Waterproofing
Bathtub Waterproofing Systems
Blind Side Waterproofing
Cold Applied Waterproofing Applications
Crystalline Waterproofing Applications
Spray Applied Waterproofing
Elevator Pit Waterproofing
ICF Waterproofing
Installation of Gas Barriers
Sheet Applied Waterproofing
Expansion Joint Repairs
Traffic Coating Systems
Crack Injection Systems
Curtain Wall Injection Systems
Whether it’s a new build, retrofit, or remedial waterproofing, Nusite Group has the tools, technology, and expertise to get the job done right.
Do you offer warranties on your work?
Yes. All of our commercial waterproofing and restoration work is backed by comprehensive material and labour warranties to ensure long-term protection and peace of mind. Nusite Group is a fully bonded contractor and carries up to $10 million in liability insurance, reflecting our commitment to quality workmanship and risk management for commercial clients across Toronto and Southern Ontario.
How long have you been in business?
Nusite Group has proudly served the Greater Toronto Area since 1990, with over 100 years of combined waterproofing and construction management experience within our team. Our long-standing reputation is built on reliability, expertise, and results-driven solutions for complex commercial projects.
What areas do you service?
We provide commercial waterproofing and restoration services throughout the Greater Toronto Area (GTA) and extend our coverage to most of Southern Ontario. From downtown Toronto to Mississauga, Vaughan, Hamilton, and beyond, Nusite Group is your trusted partner for waterproofing and structural solutions.
Why should we choose Nusite Group?
With over three decades of experience and a reputation for handling complex and large-scale projects, Nusite Group is one of the most trusted commercial waterproofing contractors in Toronto. We are:
Established in 1990 with over 100 years of combined team experience
Fully bonded and insured up to $10 million
Highly rated on Google and HomeStars
Frequently called in for specialty restoration and waterproofing projects
Our commitment to quality, safety, and client satisfaction makes us the preferred choice for property managers, developers, and facility owners.
Do you offer residential services?
Yes, Nusite Group also has a dedicated residential division that offers:
Our residential team provides the same high-quality workmanship and technical expertise that our commercial clients trust, tailored to homeowners across Toronto and the GTA.