Assured Basements | Toronto's Most Trusted Basement Company
Ontario & Alberta's Full-Service Basement Company

The Right Finish.
The Right Price.
7,000+ Projects Done.

Whether you're finishing your basement for your family or adding a legal suite, Assured Basements delivers quality craftsmanship at honest, competitive pricing — with every trade in-house and no hidden surprises.

GTA's Best-Priced Basement Co.
100% In-House Trades
Showroom at 1111 Finch Ave W
Itemized Quotes — Zero Hidden Fees
Get Your Free Estimate We respond within 24 hrs · No commitment required

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WSIB Certified & Fully Insured
100% In-House Licensed Trades
Physical Showroom — 1111 Finch Ave W, North York
Itemized Quotes — Zero Hidden Fees
Mon–Fri 9am–7:30pm · Sat 9am–4pm

"After several major GTA basement contractors closed mid-project in 2025 — leaving homeowners with lost deposits and unfinished work — we understand why trust is now the first question homeowners ask. Our showroom has been open, our team has been here, and our warranty has been honoured for years. We are not going anywhere."

— The Assured Basements Team  ·  1111 Finch Ave W, Unit 5, North York  ·  Est. Toronto

7,000 +
Projects Completed
4.9
Average Client Rating
$ 2K +
Monthly Rental Income Potential
100 %
In-House Trades · No Subs
6 wk
Avg. Completion Time
💰

Best-Priced in the GTA

We've completed 7,000+ projects by keeping our operations lean and our trades in-house. That savings goes directly to your quote — no agency markups, no middlemen.

🎨

Right Finish for Your Budget

Not every basement needs a luxury build. We help you choose the right finishes for your goals — whether that's a cozy family space or a high-end rental suite.

📋

Itemized — No Surprises

Every quote is line-by-line detailed. You see exactly what you're paying for before a single wall is touched. No vague estimates. No sticker shock.

What We Build

Personal Use or Rental Income.
We Do Both — and We Do It Right.

From a cozy family basement to a fully legal rental suite, every project is built with the same in-house trades, the same standards, and the same transparent pricing.

🛋️

Personal Use Renovation

Home theatre, gym, playroom, home office, or full living area. Built for your family, designed to your taste — with finishes that fit your budget.

🏠 Most popular service
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🏠

Legal Basement Apartments

Code-compliant rental suites — separate entrance, kitchenette, bathroom — fully permitted and built in-house for maximum rental income.

💰 $1,800–$2,800/mo rental income
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Basement Finishing

Bare concrete to beautiful living space. We offer tiered finish packages so you get quality results at a price that makes sense for your home.

📈 50–75% average ROI on resale
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🛡️

Waterproofing & Foundation

Interior drainage, sump pumps, exterior sealing, crack repair. Protect your investment before you finish — or fix what's already leaking.

🔒 Warranty available
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⬇️

Underpinning & Lowering

Low ceilings killing the space? We lower your foundation to achieve legal ceiling heights — typically 8ft or more — unlocking your basement's full potential.

📐 Achieve 8ft+ ceiling heights
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🚪

Walkout & Restoration

Add a walkout entrance for light, access, and rental appeal — or let us handle water damage, mold remediation, and foundation repairs with in-house plumbers on staff.

⚡ Fast turnaround · Fully insured
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Open Now · Mon–Sat
Showroom Photo
(Replace with actual showroom image)

1111 Finch Ave W, Unit 5

North York, ON M3J 2E5  ·  Mon–Fri 9am–7:30pm · Sat 9am–4pm
The Showroom Difference

See Exactly What
You're Paying For.

We're the only basement company in the GTA with a real showroom. Come in, touch the materials, and walk away with a firm quote — before committing to anything.

  • Compare finish tiers side-by-side — standard, mid, and premium
  • Meet your dedicated project manager face-to-face
  • View 3D floor plan demos of completed projects
  • Get your detailed, line-by-line quote during the visit
  • No pressure, no sales tactics — just an honest conversation
Get Directions
How It Works

Simple. Transparent.
No Surprises.

Most contractors make this complicated. We don't. Here's exactly what happens from your first call to your final walkthrough.

01
💬

Free Consultation

In our showroom or at your home. We assess the space, understand your goals and budget, and answer every question — zero obligation.

02
📋

Itemized Quote

A detailed, line-by-line proposal with exact costs and finish options. No vague estimates. No sticker shock mid-project.

03
📐

Permits & Design

We handle all permits, building code compliance, and 3D design plans. You see exactly what you're getting before a nail goes in.

04
🏗️

We Build It

Our in-house team gets to work. Your dedicated PM updates you at every stage — on time, on budget, every time.

ROI
Rental Income Calculator

Adding a Suite?
See Your Return.

If you're considering a legal basement apartment, use this tool to estimate your monthly rental income and how quickly it pays for itself.

📊 Toronto Market Context (2025–26)

Legal basement rents in the GTA average $1,800–$2,800/mo depending on location and finish. Most projects break even within 2–3 years on rental income alone.

400 sq ft 700 sq ft 1,200 sq ft
Estimated Monthly Rental Income
$2,100
Based on current GTA rental market rates
$25,200
Annual Income
2.4 yrs
Break-Even
78%
10-Yr ROI Est.
Get My Real Quote →

Estimates are illustrative. Actual income varies by finish, size, and market. Book a consultation for your exact scope.

Real Clients. Real Results.

What Homeowners Say

Read All Reviews on HomeStars
✓ Verified
★★★★★

"Mike and Ryan completed a 2-bedroom basement apartment for my elderly parents. Their clear communication, patience, and professionalism were outstanding. We will absolutely be calling them for future projects."

Jennifer L.
Legal Basement Apartment · Kitchener
✓ Verified
★★★★★

"Workmanship and professionalism were exceptional. The project tracking software kept everything transparent. Every crew member was excellent — especially Ryan, Andre, Michael, and Ahmed."

David K.
Personal Use Renovation · Vaughan
✓ Verified
★★★★★

"I had several quotes but decided to go with Assured Basements. Mike seemed to know his stuff and we felt comfortable with him. The project was completed in 6 weeks to our full satisfaction."

Aziz M.
Basement Renovation · Grimsby
Common Questions

Answers Before
You Ask

Personal use basement finishes typically range from $25,000–$60,000 depending on size, scope, and finish level. Legal basement apartments range from $45,000–$85,000. We offer tiered finish packages so you get the right result for your budget — and every quote is line-by-line detailed so there are zero surprises.
Every trade — electrical, plumbing, framing, finishing — is done in-house by our own employees. We don't subcontract. That eliminates the middleman markup most companies charge and lets us offer genuinely competitive pricing without cutting corners on quality.
Yes — any work involving framing, electrical, plumbing, or structural changes requires a building permit. We manage the entire permit process from application to final inspection. You don't have to lift a finger.
A standard personal use basement finishing project typically takes 6–10 weeks. A full legal basement apartment usually runs 8–14 weeks. We provide a firm timeline at project start and commit to hitting it.
Absolutely — that's exactly what our showroom is for. We walk you through standard, mid-range, and premium finish options side by side so you can see the difference and make informed choices. No pressure, no upselling. Your budget drives the conversation.
We serve Toronto and the full GTA — Mississauga, Brampton, Vaughan, Richmond Hill, Markham, Scarborough, Etobicoke, North York, Oshawa, Whitby, and more. We also serve Guelph, Kitchener, Waterloo, Barrie, London Ontario, and Alberta.

Ready to Get Started?
Let's Build It Right.

Free consultation — in our showroom or at your home. Itemized quote. No pressure. Just honest pricing and quality work.