Finishing
basements to the highest standard.
From quality framing and waterproofing to custom finishes, we design and build lower levels that add real living space and lasting value to your home.
View AllAbout Company
.jpg)
.jpg)
Committed to superior basement craftsmanship.
Custom Built Basements is a specialized division of First Class Remodeling, delivering premium lower-level living spaces across the Greater Toronto Area.
From legal secondary suites to home theaters and spa bathrooms, we handle design, framing, waterproofing, and finishing under one roof, on time and on budget.
Our Value
Built on craftsmanship, transparency, and a commitment to doing it right the first time.
We have 20 years experience in residential basement renovation
Our Mission
Our Services
what we build
From legal secondary suites to luxury media rooms, we design and build basement spaces that are functional, beautiful, and built to last.
Get In Touch
Our Services
Specialized basement remodeling services, delivered by licensed and insured trades with transparent pricing.
Legal Basement
Suites
Fully compliant second dwelling units with separate entrances, kitchens, and egress windows, engineered for rental income.
Read More
Full Basement
Finishing
Complete lower-level transformations, from framing and insulation to drywall, flooring, and custom trim.
Read More
Basement Home
Theaters
Immersive media rooms with acoustic treatment, tiered seating, and integrated lighting.
Read More
Bathrooms &
Spa Suites
Luxury basement bathrooms and spa suites with heated floors, custom tile, and premium fixtures.
Read MoreOur Project
Client Testimonials
Chris Thomas
3 years agoPositive: Quality, Professionalism, Value. Services: Remodeling, Door painting.
Jijo
2 years agoRecently I renovated my basement washroom and I am very satisfied with their work. They finished the work on time in a very professional way.
Josh Kramer
RecentWaise communicates well and is accountable!
Ankur Sehdev
1 year agoGreat pricing and also ordered prehung doors from us. Legit contractor who will guide you through full project. Thanks for the new basement.
Bao Truong
1 year agoOne of the best contractors out there, he is my go to contractor for any projects. His work ethics and dedication are outstanding.
Henrito Palomo
10 months agoFirst Class Remodeling is incredible. Waise is a very honest and kind professional who wants to ensure you're comfortable every step of the way. Great team, very happy.