Leo Constra Developments — home renovation contractors in Toronto and the GTA
Bathroom Renovation
Transform your bathroom into a modern retreat with premium fixtures and finishes.
Kitchen Renovation
Create your dream kitchen with custom cabinetry, countertops and layouts.
Home Renovation
Full-scale home transformations from concept to completion.
Condo Renovation
Maximize your condo space with smart design and expert craftsmanship.
Basement Renovation
Unlock your basement's potential with functional, beautiful living spaces.
Garden Suite Builder
Detached backyard suites & ARUs for rental income or multigenerational living.
Flooring
Premium hardwood, tile and luxury vinyl flooring installation.
Expert renovation services across the Greater Toronto AreaGet a free consultation

Blog

Renovation Advice for Toronto & GTA Homeowners

Local costs, permits, timelines, and design ideas — from bathrooms and kitchens to flooring, staircases, and whole-home renovations.

Marble-tiled walk-in shower built on proper waterproofing — the step most failed bathrooms skipped

Bathroom Renovations

10 Bathroom Renovation Mistakes GTA Homeowners Keep Making

After twenty years of bathroom work across Toronto and the GTA, the expensive mistakes are remarkably predictable. These are the ten we see most, roughly in the order they happen.

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Renovated open living space in a whole-home remodel, the end state for many Etobicoke bungalow projects

Whole-Home Renovations · Etobicoke

1950s Bungalow Renovation Cost in Etobicoke (2026)

Central Etobicoke's bungalow belt went up fast in the 1950s and 60s boom. Here's what a full renovation costs in 2026 — and the wiring, asbestos and structural line items to budget before demo day.

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Tiled walk-in shower with marble-look walls, the custom finish acrylic systems are compared against

Bathroom Renovations

Acrylic vs Tile Shower Walls: An Honest Comparison

We install both acrylic surrounds and tiled showers across the GTA, so we have no horse in this race. Here is where each one genuinely wins — with real 2026 pricing.

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Attic-style bathroom with skylight above a freestanding tub, the kind of light a sloped-ceiling conversion can capture

Bathroom Renovations

Adding a Bathroom in an Attic or Loft: A GTA Guide

That unused third floor could hold the ensuite your home is missing — if the headroom, structure, and plumbing route all line up. Here is how we assess attic bathrooms across the GTA.

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Curbless walk-in shower with glass panel built for accessible, aging-in-place use

Bathroom Renovations

Aging-in-Place Bathroom Renovations in the GTA

The smartest bathroom we build is the one a client never has to renovate again. Aging-in-place design has quietly become good design — and in 2026 the federal tax credit helps pay for it.

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Detached suburban GTA homes at sunset, the kind of 1960s-70s subdivisions where aluminum branch wiring is common

Whole-Home Renovations

Aluminum Wiring in Ontario Homes: Insurance & Fix Costs

If your GTA home went up between 1965 and 1976, there's a real chance aluminum wiring runs through its walls. Here's what it means for your insurance, and what the accepted fix costs in 2026.

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Professional painter pouring paint into a tray beside a roller during interior prep work

Painting

Are Professional Painters Worth It? An Honest Breakdown

We hire painters on almost every renovation, and we still tell some homeowners to pick up a roller themselves. Here is where professionals earn their fee in a GTA home — and where they honestly don't.

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Open-concept kitchen and living area — the layout most back-split owners are after once the bearing wall comes out

Whole-Home Renovations

Back-Split Renovation Cost in Ontario: 2026 Guide

Back-split renovations in Ontario run from a $60/sq ft refresh to a $400+/sq ft transformation — and the mid-span bearing walls these 1960s–70s homes rely on decide most of the budget.

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Spacious finished basement suite with carpet and hardwood, ready for a tenant

Basement Renovations

Basement Apartment Conversion Cost in the GTA (2026)

Converting a GTA basement into a legal apartment typically costs $60,000–$120,000+ in 2026. Here is where the money goes, what the code demands, and how the rental math really works.

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Spacious finished GTA basement with new flooring throughout

Flooring

Basement Flooring Cost in the GTA: 2026 Price Breakdown

Concrete, moisture and the occasional wet spring rule the basement flooring decision. Here is what each moisture-safe option costs across the GTA in 2026 — and which we actually install.

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Resilient plank flooring being installed — the moisture-tolerant base layer beneath rubber tiles in many GTA basement gyms

Basement Renovations

Basement Home Gym Design: Flooring, Mirrors, and Ventilation

A treadmill on bare concrete is storage, not a gym. The basements people actually train in get three things right: the floor, the air, and the light.

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Renovated lower-level home office with glass walls and bright, even lighting

Basement Renovations

Basement Home Office Renovations for Remote Work

Hybrid work made the basement the busiest room in many GTA houses. How we build offices with real light, quiet, and all-day comfort — and what each scope costs.

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Finished basement home theatre with a large projection screen, the kind of dedicated room GTA basements suit best

Basement Renovations

Basement Home Theatre: Costs and Design Done Right

The basement is the best movie room in the house — no windows to fight, concrete under the subwoofer, nobody sleeping below. Getting it right is mostly about spending in the right order.

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Finished basement rec room with a bar and pool table, the kind of space a wet bar anchors for GTA family hosting

Basement Renovations

Basement Kitchenette or Wet Bar: GTA Costs and Rules

A bar or kitchenette is the difference between a basement people visit and one they live in. Here's what each tier costs in the GTA in 2026 — and the suite question to settle before the drywall goes up.

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Finished basement home theatre with layered, dimmable lighting around a large screen

Basement Renovations

Basement Lighting Design: Beating the Bunker Feeling

A basement never gets main-floor daylight, so the lighting plan has to do the work. Spacing, layering, and colour choices that make GTA basements feel like living space.

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Finished basement in a Brampton home with carpet, pot lights, and open living space

Basement Renovations · Brampton

Basement Renovation Cost in Brampton: 2026 Price Guide

Most Brampton basements finish for $20,000 to $75,000+ in 2026, depending on whether you want a rec room, full living space, or a registered second unit. Here is how the numbers break down.

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Installer laying vinyl plank flooring, the most requested floor for finished basements in Burlington homes

Basement Renovations · Burlington

Basement Renovation Cost in Burlington: 2026 Price Guide

What Burlington homeowners pay to finish a basement in 2026 — from Roseland's older homes to Alton Village new builds — with permit fees, ARU rules, and the costs that catch people out.

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Basement home theatre with a large projection screen, finished in an Etobicoke bungalow

Basement Renovations · Etobicoke

Basement Renovation Cost in Etobicoke: 2026 Price Guide

Etobicoke's post-war bungalows have some of the best basements in Toronto for finishing. Here is what a rec room, full living space, or legal suite really costs in 2026.

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Detached family homes at sunset in a Georgetown subdivision, typical of basement renovation candidates

Basement Renovations · Georgetown

Basement Renovation Cost in Georgetown: 2026 Price Guide

From Delrex bungalows to Georgetown South two-storeys, finishing a basement here runs $20,000 to $75,000+ in 2026 — more for a registered suite. Here is the honest breakdown.

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Finished basement rec room with bar and pool table, a popular layout for Hamilton Mountain bungalow lower levels

Basement Renovations · Hamilton

Basement Renovation Cost in Hamilton: 2026 Price Guide

Hamilton basements range from Durand century-home cellars to full-height Mountain bungalow lower levels. Here is what finishing each costs in 2026, and why the city's permit fees favour second suites.

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Finished basement rec room with bar seating and pool table in a Markham family home

Basement Renovations · Markham

Basement Renovation Cost in Markham: 2026 Price Guide

A finished basement in Markham costs $20,000 for a compact basic finish up to $100,000+ for a legal apartment in 2026. The spread comes down to plumbing, code work, and your home's era.

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New detached homes at sunset in a growing suburb, typical of Milton's post-2001 subdivisions with unfinished basements

Basement Renovations · Milton

Basement Renovation Cost in Milton: 2026 Price Guide

Milton is full of post-2001 homes with builder-unfinished basements waiting for drywall. Here is what finishing one costs in 2026 — rec room to legal suite — with the Town's permit fees and ARU rules.

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Spacious finished basement with carpet and hardwood, the kind of full living space many Mississauga homeowners budget for

Basement Renovations · Mississauga

Basement Renovation Cost in Mississauga: 2026 Price Guide

Finishing a basement in Mississauga? Here is what rec rooms, full living spaces, and legal second suites actually cost in 2026 — plus permit fees and the local quirks that move the number.

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Basement home theatre with a large screen, a common upgrade in Glen Abbey and River Oaks family homes

Basement Renovations · Oakville

Basement Renovation Cost in Oakville: 2026 Price Guide

From Old Oakville century cellars to Glen Abbey's 1980s basements, here is what basement finishing costs in 2026 — by tier, with the town's permit fees and second-unit rules included.

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Frequently Asked Questions

Clear answers to the questions Ontario homeowners ask most.

Most structural changes, additions, or major remodels require a building permit from your local Ontario municipality. We’ll handle the application process and ensure your project meets all building codes.

Yes. Our trades are fully licensed, WSIB-cleared, and covered by liability insurance. This protects both you and our team while work is being done.

Timelines depend on the scope of work. On average, bathrooms take about 2–3 weeks, kitchens 4–6 weeks, and full-home remodels can range from 8–12 weeks. We’ll provide a detailed schedule with your estimate.

Costs vary based on size, finishes, and scope. High-end bathroom remodels in Ontario typically start around $15,000 and up, while kitchens often begin at $25,000 and up. We’ll give you a transparent, written quote before starting.

Yes. All workmanship is backed by a written warranty. If any issues arise after completion, we’ll make it right.

We do our best to minimize disruption. Our team maintains a clean, safe job site, and we provide regular updates so you always know what to expect.

The average cost of a bathroom renovation in Ontario ranges from $15,000 to $40,000 depending on the size of the space, the quality of finishes, and the scope of work. Small powder room updates may start lower, while full ensuite overhauls with custom tile, heated floors, and premium fixtures typically fall in the higher range. We provide detailed, transparent quotes after an in-home consultation.

A typical kitchen renovation in the GTA takes 4–6 weeks from demolition to completion. Larger projects involving layout changes, custom cabinetry, or structural modifications may take 8–12 weeks. We’ll provide a detailed timeline with your estimate so you can plan accordingly.

Yes. We specialize in condo renovations across Toronto and the GTA. Our team is experienced with condo board approval processes, building access requirements, noise bylaws, and the specific construction methods needed for high-rise and mid-rise buildings.

We serve homeowners across the Greater Toronto Area including Toronto, Vaughan, Mississauga, Brampton, Oakville, Burlington, Hamilton, Markham, Richmond Hill, and 12+ more communities. Visit our Locations page for the full list of areas we cover.

Basement renovation costs in Ontario typically range from $20,000 to $60,000 depending on the size, layout complexity, and finish level. Basic finishing with drywall and flooring costs less, while full conversions with bathrooms, kitchens, or separate entrances cost more. We’ll assess your space and provide a clear, written quote.

For kitchens and bathrooms, we recommend waterproof or water-resistant flooring such as porcelain tile, luxury vinyl plank (LVP), or engineered hardwood with a waterproof core. Each option offers different aesthetics and price points. We’ll help you choose the best material for your space, lifestyle, and budget during your consultation.

Contact Us

Licensed & insured contractors delivering residential and commercial projects, including renovations, additions, and custom builds across the GTA.

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