Luxury Basement Renovations in Toronto and the GTA
Basements that feel like the best floor of the house
Light, warmth, quiet and the right ceiling height. A finished basement should never feel like a basement.
Get a fixed-price quote
We plan the space around how you live: a home theatre, wine room, gym, guest suite, wet bar or all of them. You walk through the design in 3D before we start, with finishes and lighting selected.
Every basement starts with the parts you will not see: moisture control, insulation, sound separation, egress and mechanical planning. Then we build to a fixed price, with daily updates in your portal.
What we build
Basement Renovations by Lintel
Entertainment
Home theatres, media rooms, games rooms and wet bars.
Wine rooms
Climate-controlled cellars and glass-walled wine displays.
Wellness
Home gyms, saunas, steam showers and spa bathrooms.
Guest suites
Bedrooms with ensuites, and legal secondary suites where zoning allows.
Comfort
Insulation, heated floors, sound control and balanced ventilation.
Protection
Waterproofing, sump and backwater valves planned before finishes go in.
Built properly
The details that make it last
Moisture first
We assess and address moisture and drainage before any framing, so finishes stay dry.
Permits and code
Building permits, egress windows and inspections are handled for you.
Sound
Insulated ceilings and walls keep theatre and gym noise downstairs.
How it works
Design, fixed price, daily progress
- 01
Consultation
We visit your home, listen to how you want to live, measure, photograph and talk through budget openly.
- 02
Design in 3D
You see the design in 3D with real materials and lighting, and refine it until it is right. Nothing is ordered until you approve.
- 03
Fixed price
You receive one fixed price with good, better and best options, signed online. The number you sign is the number you pay, unless you choose to change the scope.
- 04
Build with daily updates
Every working day we post photos and notes to your private client portal, alongside your schedule, budget and documents.
Where we build
Basement Renovations across the GTA and beyond
- Basement in Toronto
- Basement in Vaughan
- Basement in Kleinburg
- Basement in King
- Basement in Richmond Hill
- Basement in Markham
- Basement in Aurora
- Basement in Whitchurch-Stouffville
- Basement in Caledon
- Basement in Mississauga
- Basement in Oakville
- Basement in Burlington
- Basement in Uxbridge
- Basement in Hamilton and Ancaster
- Basement in Niagara-on-the-Lake
- Basement in Collingwood and Blue Mountains
- Basement in Muskoka
From the Journal
Planning advice
Finishing a basement in the GTA: do it in this order
Moisture, permits, mechanical, framing, then finishes. Why the sequence matters for a basement renovation in Ontario, and what happens when it gets skipped.
Finishing a basement in Richmond Hill: what we check first
Moisture, mechanical rooms, bathrooms and the question of a separate suite. What to think through before finishing a basement in a Richmond Hill home.
Renovating on a tight Toronto lot: access, neighbours and trees
A Toronto renovation is often decided by things outside the house: how materials get in, where the bin goes, and which trees you are not allowed to touch.
FAQ
Basement Renovations: common questions
How much does a luxury basement renovation cost?
It depends on size, layout changes and features such as a theatre, wine room or bathroom. After a site visit we give you a fixed price with good, better and best options.
Do I need a building permit to finish my basement?
In most Ontario municipalities, finishing a basement with new walls, plumbing or a bathroom requires a building permit. We prepare drawings and handle the permit and inspections.
Can you add a legal secondary suite?
Often, yes, depending on zoning, ceiling height, egress and fire separation requirements. We review feasibility during design.
How do you prevent moisture problems?
We inspect for water entry, then address grading, waterproofing, sump and backwater protection as needed before finishing, and use moisture-resistant materials below grade.
Can we live at home during the renovation?
Usually yes. We seal off the work area, manage dust and keep a predictable daily schedule you can follow in the client portal.
Start here
Start your basement project
Tell us a little about your project. We will call within one business day to arrange a site visit, then show you a design in 3D and a fixed price before anything is built.
Prefer to read first? See how we work.