450+ Projects Completed

Basement Renovation in Toronto

Dry First. Finished Second. Priced Before Either.

The cheapest square footage in your house, done in the right order: moisture and headroom solved before a single stud goes up, at a price agreed before demolition.

Book Your Design Consultation

Fixed-price contract
5-year workmanship warranty
Permits and inspections handled

What Makes Toronto Basement Remodeling Go Right

A finished basement is only as good as the four things nobody photographs: water, headroom, egress and air.

Moisture Solved Before Framing
Water gets dealt with at the source — grading, weeping tile, sump, crack injection — before anything is built on top of it.
Permits and Code, Handled
Ceiling height, egress windows, stair headroom and fire separation checked against the code before design, not during inspection.
A Price That Does Not Move
Scope, allowances and exclusions in writing before demolition, with changes signed off by you.
5-Year Workmanship Warranty
Backed in writing and by full liability insurance, on the part of the house most likely to be tested by weather.

Finished basement with a beige sectional, a fireplace and a green cabinetry wet bar

Basements Worth Living In

Finished basement with a beige sectional, white cabinetry and a window with a pouf beneath

15+ Years in the GTA

Basement Renos in Toronto, Priced Before the Work Starts

Nearly every basement problem is a water problem wearing a different hat. Musty air, a bowed baseboard, a stain that returns each spring — framing over any of it just hides the evidence for a season.

So the first half of the quote is not finishes. Grading, drainage, cracks, the sump and the vapour control come first, and the rooms go in once the space is actually dry.

Most of our Toronto work is in housing that predates the code it now has to meet: ground floors being opened up, earlier renovations being corrected, and modern mechanical being fitted into rooms that were never drawn for it.

Framing over an active moisture problem
Ceiling height nobody checked first
No egress window in a bedroom
Work done without a permit

Water dealt with at the source
Code checked before design
Permit filed and inspections booked
Five-year workmanship warranty

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      EXCELLENT  
   Based on 44 reviews 
    
 
 
 
   
 
 
       Posted on Google  
   
   何艾綸 
 
 
 
 Trustindex verifies that the original source of the review is Google. We decided to move forward with a full basement renovation with True Form Construction, and it turned into the best contractor experience we’ve had. After dealing with disorganized teams before, we were nervous, but they immediately made things feel different. Communication was excellent from the beginning, and they kept us updated constantly so we always knew what stage we were in. Any concerns or small changes were handled patiently and without drama. What stood out most was how accommodating everyone was and how much they seemed to genuinely care about getting it right, not just getting it done. The final basement is beautiful, practical, and finished with real attention to detail. We’d gladly recommend them to friends and family.
  
 
      Posted on Google  
   
   賴胤嘉 
 
 
 
 Trustindex verifies that the original source of the review is Google. What really impressed me was how personal the whole experience felt. They didn’t just renovate the kitchen, they paid attention to how I actually use the space day to day. The final design feels tailored to my routine, my habits, and the way I live in the home. It doesn’t feel generic at all. It feels like mine. That level of thoughtfulness made a huge diference.
  
 
      Posted on Google  
   
   黃樂恩 
 
 
 
 Trustindex verifies that the original source of the review is Google. The craftsmanship from True Form Construction was honestly the standout for me. My new kitchen renovation completely changed the feel of the house and made it the center of everything. The finishes are clean, thoughtful, and built with real care. It’s one of those projects you notice and appreciate every single day. Couldn’t be happier with how it all came together.
  
 
      Posted on Google  
   
   Anonymous 
 
 
 
 Trustindex verifies that the original source of the review is Google. Eric was very helpful
  
 
      Posted on Google  
   
   Anika Harford 
 
 
 
 Trustindex verifies that the original source of the review is Google. We recently hired True Form Construction to renovate our basement, and we couldn’t be happier with the results. The entire project took about three weeks, and from start to finish, their team was professional, responsive, and a pleasure to work with.

One of the things we appreciated most was how considerate they were of our family’s situation—we have a baby at home and were living in the house throughout the renovation. They were always mindful of noise, kept the space clean, and made sure to minimize disruption as much as possible.

Communication was excellent. They kept us in the loop every step of the way and always consulted us before making decisions. They also coordinated all the different trades involved, which made the process seamless on our end.

A big shout-out to Kaine, John, and Steve, who were on site throughout the project. They were friendly, respectful, and clearly take a lot of pride in their work. It was a real pleasure having them around.

Overall, the experience was smooth and stress-free. We highly recommend True Form to anyone looking for quality renovation work with a team that genuinely cares.
  
 
      Posted on Google  
   
   Jazz Dudial 
 
 
 
 Trustindex verifies that the original source of the review is Google. Eric, John and all the great trades that work under True Form are professionals and take pride in their work. My project was a rescue project after dealing with some unethical electricians and decorators. TureForm was a breath of fresh air, they turn up and do what is discussed and don't haggle and upsell needlessly. The business acumen and thoughtfulness are not one normally describes the construction industry (especially after my earlier dealings on this project) but I believe TureForm have the right balance and come out on top as being skilled trades  who deliver great results and more importantly "their word" - something that is normally too often an alien concept in the construction industry. I recommend True Form to be your next construction partner! Great quality, great Price and no BS!
  
 
      Posted on Google  
   
   Marina Zybina 
 
 
 
 Trustindex verifies that the original source of the review is Google. We just finished a big project with True Form Construction & Project Management — our main floor remodel, including the kitchen and living room—and we couldn't be happier! From the planning stage, the team was fantastic, providing valuable advice and suggestions while also listening carefully to all our wishes.
Every professional who worked on our project was punctual and precise, and the work was completed right on schedule. There were no hidden costs—we paid exactly what was agreed upon in the contract, which we truly appreciate.
A huge thank you for taking such great care of us! Your coordination of all the teams was excellent, and you always responded to our requests with positivity and effective solutions. We absolutely love our new kitchen—the design, the quality of the cabinets, countertops, and backsplash all exceeded our expectations.
Special thanks to Eric and Vera for making our dream come true, and to Garou for ensuring all the lights work perfectly. An extra shoutout to John for solving every problem, big and small, with a smile and a great sense of humor.
I wish I could remember all the names of the amazing people who worked on our home—painters, floor installers, and everyone involved—thank you for being so professional, positive, and creative. We truly hope to work with you again on our next project!
  
 
      Posted on Google  
   
   Adam Major 
 
 
 
 Trustindex verifies that the original source of the review is Google. John’s work is absolutely top of the class. He made everything so easy start, to finish. I would recommend him and the true form team in heart beat. After going through so many different trades in the last few years it was such a relief. Thanks again.
  
 
      Posted on Google  
   
   Jordan Hemi 
 
 
 
 Trustindex verifies that the original source of the review is Google. Our experience with True Form was really great and we highly recommend them. They completed several projects in our home and all of them went very smoothly. They were on time, all workers were highly professional and the quality of the work was very impressive.
  
 
      Posted on Google  
   
   Lisa Hemi 
 
 
 
 Trustindex verifies that the original source of the review is Google. True Form has completed several projects for us, including the full renovation of 3 bathrooms and floor installations. They are extremely professional, reliable, trustworthy and the quality of their work and results are excellent. I will continue to use their services.
  
 
  
  
 
     Verified by Trustindex  Trustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

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Book Your Basement Design Consultation

Limited time: a complimentary 3D design package with every booked consultation.

Get Start Now!

What You Sign With Us, and What You Usually Sign

The difference between a fixed-price contract and an estimate shows up halfway through the job, when the walls are already open.

The Safe Choice

Fixed-Price Contract
Scope, allowances and exclusions in writing. Changes approved by you before any work happens.
5-Year Warranty
Workmanship covered for five years, in a document you keep.
Full Management
Permits, approvals and inspections handled end to end.
One Point of Contact
A project manager who knows your project, not a rotating call centre.

Estimate Only
A number on a page that grows once the materials are ordered.
1 Year Limited
Cover that expires about the time problems appear.
Homeowner's Job
"You pull the permit, I will build." Delays become your problem.
Whoever Answers
Different trades, different answers, no one accountable for the whole.

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Why Choose True Form Construction

One seamless process with a single design-build team managing your project start to finish.

Book A Service

Custom-built home exterior by True Form Construction — 98% Positive Reviews

One seamless process
with a single design-build team managing your project start to finish.
A trusted legacy
of over 15 years and a proven track record of 450+ projects.
Guaranteed master craftsmanship
and premium materials, all backed by a comprehensive 5-year workmanship warranty.
A transparent, predictable plan
ensuring your project is delivered on time and on budget.

15+

Years Of Experience

450+

Successful Projects

300+

Happy Clients

10K

Completed Projects

Home renovated by True Form Construction

Start With a Fixed-Price Basement Quote

Tell us the space, the plan and the timing. You get a written price covering the moisture work and the build — no obligation.

Get Start Now!

Finished basement with a beige sectional and a home office nook

Full Basement Finishing

An unfinished basement taken to a finished floor of the house: insulation, framing, mechanical rerouting, drywall, flooring and lighting, with the code requirements designed in rather than argued about later.

Moisture control, insulation and vapour management appropriate to the foundation
Mechanical, electrical and duct rerouting to protect ceiling height
Egress windows, fire separation and stair headroom brought to code

Basement Apartments and In-Law Suites

A second unit is a different project from a rec room: separate entrance, fire separation, sound control, ventilation, egress and a kitchen that has to meet the same standard as the one upstairs.

We check what your municipality allows on your property before you spend anything on drawings.

Finished basement with a grey sectional, a children's play area and a white bookshelf

Rec Rooms, Gyms and Home Offices

Sound control between the floors, lighting that does not feel like a basement, flooring chosen for a slab, and enough circuits for the equipment that is actually going down there.

Consultation and Assessment
We measure the ceiling height, look at the foundation, the windows and the mechanical room, and tell you what the code will allow before you plan around it.
Design and Drawings
A layout that works with the ducts and beams rather than against them, with egress and separation drawn in from the start.
Fixed-Price Contract
Moisture work, mechanical rerouting and finishing priced as one scope, with allowances and exclusions written down.
Permits and Approvals
The application goes to the City of Toronto, with the inspections booked into the schedule rather than chased after it.
Build and Walkthrough
Dry-in, framing, mechanical, drywall and finishing under one project manager, closing with a deficiency list we clear before sign-off.

Why Basement Contractors in Toronto Are Not All the Same

Most Toronto homes are century semis in the east end, post-war bungalows further north and condo units downtown, which decides almost everything about what their basements can become.

Get a Quote

We Look for Water First

Knob-and-tube behind a plaster wall, a soffit hiding a duct run, or a floor that slopes an inch across the room — and below grade, small signs matter more than they do upstairs.

Where the fix is outside the scope of a renovation we say so plainly, with a number, before you sign anything.

Height Is a Design Decision

Ducts, beams and a bulkhead in the wrong place can cost you the whole feeling of the room. Rerouting mechanical early is usually cheaper than living with a ceiling you duck under.

We measure it before drawing, and we tell you when the honest answer is that the height is what it is.

Permits, Egress and Fire Separation

Bedrooms need egress. Second units need separation, ventilation and their own protection. Toronto Building reviews the application, and the zoning check comes before it — on narrow downtown lots that check decides what is possible at all.

We file the application and build to what was approved, which is what makes the work insurable and sellable later.

Basement Work Across Toronto

We finish basements across Toronto, from Leslieville, Riverdale, The Annex and High Park, in houses that were built in very different decades and drain very differently because of it.

The order never changes: find the water, protect the height, meet the code, then build the room. Anything done in a different order gets done twice.

Access is part of the plan here. Narrow lots, laneway parking and permit parking on residential streets decide where the bin goes and how material reaches the house, and that is settled before the first delivery rather than on the morning of it.

How much does it cost to finish a basement in Toronto?

It depends on the square footage, how much mechanical work has to move, and whether the space needs moisture correction or a second-unit standard of fire separation and ventilation. A rec room and a legal apartment are different projects with different numbers.

How long does a basement take?

Six to ten weeks on site for most finished basements, longer where underpinning, a new entrance or a second unit is involved. The permit review sits ahead of that, which is why we file early.

Do I need a permit to finish my basement?

Yes, for framing, electrical, plumbing, egress windows and anything structural. Toronto Building reviews the application, and the zoning check comes before it — on narrow downtown lots that check decides what is possible at all. Work done without one becomes your problem at sale time, not ours.

My basement is damp. Can it still be finished?

Usually, once the water is dealt with. That may mean grading and downspouts, crack injection, a sump, or interior drainage. What it never means is framing over it and hoping — insulation and drywall are what turn dampness into mould.

Can you build a legal basement apartment?

Where the property and the zoning allow it, yes. The requirements around egress, ceiling height, fire separation, sound and ventilation are checked against your address first, so you know before you spend on design.

Do you work outside Toronto?

Yes. We finish basements across the GTA, including North York, Etobicoke and Scarborough, on the same fixed-price contract and the same five-year workmanship warranty.

What should basement finish in Toronto include?

A written scope, the allowances behind every item nobody can see yet, the exclusions, a schedule, and who is responsible for permits and disposal. Anything missing from that list is not a saving — it is a change order that has not happened yet.

How should I choose between basement renovation companies in Toronto?

Compare what each one puts in writing rather than what they say on site. Who pulls the permit, who removes the debris, what happens when something unexpected is found, and how long the workmanship is covered — the answers vary far more than the prices do.

Our Basement Renovation Service Locations

If you are ready to get to know us better, we will be happy to provide you with our high-quality design build services around the Greater Toronto Area.

450+ Projects Completed

Get Your Fixed-Price Basement Plan

Moisture, headroom, code and finishes settled before demolition. No moving targets, no surprise invoices.

Dedicated in-house team
5-year workmanship warranty
Fixed-price, fixed-scope planning

Get My Fixed-Price Renovation Plan

Take The First Step Towards Your Goals

Moisture Solved Before Framing

Permits and Code, Handled

A Price That Does Not Move

5-Year Workmanship Warranty

Basement Renos in Toronto, Priced Before the Work Starts

TRUE FORM CONSTRUCTION

Typical Contractor

Featured at

Why Choose True Form Construction

One seamless process

A trusted legacy

Guaranteed master craftsmanship

A transparent, predictable plan

Other Services We Offer in Toronto

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