Finished basement in Brentwood Park — open concept design
14 basement renovation projects submitted this week in Brentwood Park

Basement Renovation
Brentwood Park

Looking for a basement renovation contractor in Brentwood Park? Receive up to 5 free quotes from licensed contractors within 24 hours. Legal suite — licensed and insured.

$22000
starting from

Estimated prices for Brentwood Park — free quotes from verified contractors

Licensed & Insured Contractors
100% Free Quote
Waterproofing Expertise

100% Free — No Obligation

Your basement renovation in Brentwood Park

3 to 5 quotes · Local renovation experts · Response within 24h

Get My Free Basement Quotes

Free · No obligation · Response within 24h

24h
Max response
100%
Free
5
Quotes

Why choose Basement Quotes Canada for your basement renovation in Brentwood Park?

Licensed & Insured Contractors

Every renovation partner is fully licensed, carries liability insurance, and has verified references in Brentwood Park.

100% Free Quote

No fees, no obligation. Compare up to 5 basement renovation quotes in Brentwood Park — completely free.

Waterproofing Expertise

Proper waterproofing is critical before finishing a basement. Our contractors in Brentwood Park assess and correct moisture issues first.

Code-Compliant Builds

All basement renovations — including legal suites — are built to code with proper permits in Brentwood Park.

Basement renovation prices in Brentwood Park — 2026

Estimates based on size, scope and finish level

★ POPULAR
🏠

Full Basement Finish

Framing · Drywall · Flooring · Lighting · Bathroom

$23060 – $73373
Get an exact price →
🏡

Legal Basement Suite

Permits · Egress · Kitchen · Bath · Full finish

$10481 – $36686
💧

Waterproofing

Interior/exterior membrane · Sump pump · Drainage

$3668 – $14674

🛁 Basement bathroom addition

$1572 — $6289

☔ Interior waterproofing system

$3668 — $14674

🌡️ Basement heating installation

$1572 — $6289

💡 Egress window installation

$1572 — $6289

Estimated prices for Brentwood Park. Get accurate, free quotes from our verified contractors.

Basement renovation services available in Brentwood Park

Legal Basement Suite

Complete legal basement suite construction in Brentwood Park. Permits, egress, kitchen, bathroom, separate entrance — income-ready.

Basement Bathroom

New bathroom addition in your basement. Full plumbing rough-in, tile, fixtures and ventilation.

Underpinning

Basement underpinning to increase ceiling height in Brentwood Park. Structural engineering and permit included.

Basement Finishing

Full basement finishing in Brentwood Park — framing, insulation, drywall, flooring, lighting and trim. Turn unused space into living space.

Basement Waterproofing

Interior and exterior waterproofing systems. Sump pumps, drainage membranes, crack injection in Brentwood Park.

Home Theatre & Media Room

Custom home theatre and media room design and installation. Wiring, acoustics and custom millwork in Brentwood Park.

Frequently asked questions — Basement renovation in Brentwood Park

How much does it cost to finish a basement in Brentwood Park?
A full basement finish in Brentwood Park typically costs $23060–$73373, depending on size, bathroom inclusion and finish level. A basic finish with no bathroom starts around $3668–$10481. Get 3–5 free quotes to compare.
How much does a legal basement suite cost in Brentwood Park?
A legal basement suite in Brentwood Park typically costs $10481–$36686, including permits, egress windows, kitchen, bathroom and separate entrance. Rental income of $1,500–$2,500+/month is common in larger Brentwood Park markets.
Do I need a permit to finish my basement in Brentwood Park?
Yes — basement finishing that includes electrical, plumbing or structural work requires permits in Brentwood Park. Legal suites require additional permits and inspections. Your contractor handles the permitting process.
How do I know if my basement has a moisture problem?
Signs of basement moisture in Brentwood Park: water stains, efflorescence (white powder on walls), musty odour, peeling paint, or visible mold. Our contractors assess moisture before any finishing work to prevent future damage.
How long does a basement renovation take in Brentwood Park?
A full basement finish in Brentwood Park takes 4–8 weeks. A legal suite with plumbing and permitting takes 8–14 weeks. Underpinning adds 2–4 weeks. Your contractor will provide a detailed schedule.

Have more questions? Our pros are available.

Contact a pro now

Ready to renovate your basement in Brentwood Park?

Free quote · 24h response · Local licensed contractors

Get My Free Basement Quotes

Free · No obligation · Response within 24h

100%
free
★★★★★
verified pros
24h
max response