Legal Basements
Complete basement apartments built for approval — not shortcuts. Ideal for rental income, in-laws, or adult kids.
- Separate entrance & egress windows
- Fire separation & soundproofing
- Full kitchen, bath & laundry
From legal basement apartments that pay you back, to full home remodels, kitchens, bathrooms and ADUs — Renewing Builders Ltd. handles design, permits and build under one roof.
Turn unused space into a legal rental suite or room for family.
Pick a single room or hand us the whole house. Every project starts with a site visit and a clear, written quote. Photos below are illustrative examples of the project types and finishes we deliver.
Complete basement apartments built for approval — not shortcuts. Ideal for rental income, in-laws, or adult kids.
Open-concept layouts, custom islands, cabinetry, quartz counters and lighting that makes the kitchen the heart of the home again.
From a clean refresh to a spa-style ensuite — tile, glass showers, freestanding tubs, vanities and heated floors.
Additional dwelling units that add real living space and value — for family, guests, or a second rental income.
Top-to-bottom transformations: remove walls, redo floors, update every room with one crew and one timeline.
Not going legal? We also finish basements for living, plus framing, insulation, drywall, flooring and painting.
An unfinished basement is space you're already paying for. A legal basement apartment turns it into monthly rental income, a suite for parents, or a private home for adult kids — done to code, so it's insurable, financeable, and safe.
Every city in the GTHA has slightly different rules. We check your lot and ceiling height first — before you spend on drawings.
Call or text 647-679-4609. We visit, measure, listen to what you want, and flag permit or layout issues early.
You get a clear scope and price — materials, labour, permits and timeline spelled out before any work starts.
We handle drawings and city permits where needed, then build with regular updates so you always know what's next.
We pass inspections, do a full walkthrough with you, and don't call it done until you're happy with the finish.
Use the estimator for a rough range, then send your details — we'll call you back to book a free site visit.
For planning only. Your final quote depends on layout, finishes, and permit requirements after a site visit.
Fill this in and tap “Text my request” — it opens a text to us with everything pre-filled. Prefer to talk? Just call.
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No spam, no obligation. We reply during business hours to book your free site visit.
These photos are inspiration examples of styles and finishes — not Renewing Builders project photos. Send us a photo when you call and tell us which look you want, and ask to see recent job photos.
Greater Toronto and Hamilton Area — if you're just outside this list, call anyway. We'll tell you honestly if we can make it work.
A legal basement apartment meets Ontario Building Code and your city's zoning: proper ceiling height, egress windows, fire separation, smoke/CO alarms, a separate entrance in most cases, and a passed final inspection with a permit. That's what makes it safe to rent, insure, and count as a legal second unit.
Yes — for legal basements, ADUs and larger remodels we coordinate drawings and permit applications and schedule inspections. Permit fees charged by the city are separate and we'll outline them in your quote.
It depends on permits and size. After permits are issued, construction for a typical basement apartment often runs several weeks. We'll give you a realistic timeline in writing after the site visit — and update you as we go.
In most basement and main-floor projects, yes. We seal off the work area, keep dust down, and agree on work hours with you upfront. For full gut remodels, we'll talk honestly about whether staying makes sense.
After a free site visit you get a written quote with scope, materials, and what's included. The estimator on this page is only a ballpark for planning — your quote is the real number, and we flag any extras before doing them, not after.
An Additional Dwelling Unit is a self-contained home added to your property — a garden suite, garage conversion, or basement/in-law unit with its own kitchen, bath, and sleeping area. Many GTHA cities now allow them as-of-right on residential lots, subject to size and setback rules.
Call or text today for a free site visit and written quote. Talk directly with the team that will build it.