Basement Remodeling Services in London, ON

Transform your basement into the space of your dreams with Masters' Guild’s basement remodeling services. Whether you're envisioning a cozy living room, a functional home office, or an entertainment haven, our skilled craftsmen bring expertise and precision to every project. From basement finishing to full-scale renovations, we create stylish and practical solutions tailored to your needs.

Basement Remodeling in London, ON: Basic basement finish typically runs $40–$60 CAD in 2026, depending mostly on finished versus raw basement. Post your job free on Masters' Guild to get offers from ID-verified local pros; payment is held until the work is done.

What basement remodeling costs in London, ON (2026)

Job	Typical range (CAD)	Unit
Basic basement finish	$40–$60	per sq ft
Mid-range basement remodel	$60–$100	per sq ft
Basement bathroom addition	$16,400–$32,700	per job
Legal secondary suite	$100–$160	per sq ft

Estimates: typical Canadian ranges adjusted for London's regional price level (about 9% above the national average; estimate (AreaVibes 2025 cost-of-living index)). Get two or three quotes for your exact job.

Our Basement Remodeling Expertise in London, ON

Basement Finishing

Our basement finishing services focus on transforming unfinished basements into beautiful, functional areas. Whether it’s adding drywall, flooring, or lighting, we ensure a polished result that meets your expectations.

Basement Finishing Contractors You Can Trust

Finding reliable basement finishing contractors can be challenging, but with Masters' Guild, you’ll have access to vetted professionals who deliver exceptional results. Our contractors specialize in everything from structural improvements to aesthetic upgrades, ensuring your project runs smoothly from start to finish.

Understanding Basement Finishing Costs

Concerned about the basement finishing cost? We provide transparent pricing to help you budget effectively. Our team works with you to determine the scope of the project, offering competitive rates without compromising quality.

Basement Remodel Cost Planning

Every remodeling project is unique, so the basement remodel cost can vary based on your vision and requirements. Our professionals help you plan your remodel with a clear understanding of expenses, ensuring there are no surprises along the way.

Why Choose Masters' Guild for Basement Remodeling?

Expert Craftsmanship: From flooring to ceilings, our professionals ensure every detail of your basement remodel is executed flawlessly.
Transparent Pricing: We provide clear, upfront estimates, so you’ll always know what to expect.
Wide Range of Expertise: Whether it’s a small upgrade or a complete transformation, we handle all aspects of basement renovations.
Seamless Process: Our AI Matching System connects you with the right professionals, saving you time and effort.

Get Started Today!

Post your Basement Remodeling Quest through our app to connect with top-tier craftsmen and contractors. From basement finishing to planning your basement remodel cost, Masters' Guild makes the process stress-free and efficient.

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Basement Remodeling Locations We Serve

Masters' Guild offers professional basement remodeling services tailored to your area. From basement finishing contractors to cost-effective renovation plans, we ensure high-quality results no matter your location.

Custom Basement Finishing: Personalized designs to suit your lifestyle.
Mobile-Friendly Platform: Easily book, track, and manage your remodeling requests through our app.

What's different about basement remodeling in London

If you are remodeling a basement in London, ON, check the space for moisture and drainage issues before planning finishes. ECCC climate normals describe freezing winters, with seasonal snow and ice removal and drainage upkeep relevant, alongside 961.6 mm of typical annual precipitation. Waterproofing or foundation repairs can therefore affect the project scope before walls are enclosed. No provincial licence applies to general renovation contractors, but permitted electrical and plumbing work should be completed by licensed trades.

London’s housing stock calls for a careful assessment of each basement’s existing condition. In 2021, 29.9% of occupied dwellings dated to 1961–1980 and 22.4% dated to 1960 or earlier, while 48.8% were single-detached. Whether your home is in Old North, Wortley Village, or Byron, confirm whether structural work, excavation, foundation construction, or a change of building use needs a municipal permit. Plan permitting early; construction typically takes 4–8 weeks, with planning and permits extending the overall timeline.

What moves the price in London

Freezing winters make drainage upkeep and moisture assessment relevant before finishing basement walls.
Older London housing may require careful review of existing basement conditions and foundation repairs.
Structural renovations, excavation, and foundation construction may require municipal residential permits.
Late fall or winter can offer better contractor availability; schedule permitting early.

Licensing and permits in Ontario

No provincial licence. Home Construction Regulatory Authority (HCRA). No provincial licence applies to general renovation contractors, but builders and sellers of new homes must be HCRA-licensed; verify them in the Ontario Builder Directory.

Municipal building departments generally enforce the Ontario Building Code and issue residential permits; on-site sewage permits may instead be handled by a board of health or conservation authority. Confirm local exemptions before starting work. In London, permits come from the City of London Building Division.

Tax: Yes—labor for home repair, maintenance, and renovation services is generally taxable at 13% HST.

Best time to book in London

Book in late fall or winter for better contractor availability; schedule permitting early. Peak demand: March, April, May, June, July, August, September and October. Typical job length: 4-8 weeks construction; 3-4 months including planning and permits.

DIY or pro? Painting, trim, and clearing the space are reasonable DIY; hire pros for moisture, structure, permits, plumbing, and electrical.

Areas we cover in London

Pros on Masters' Guild take basement remodeling jobs across London neighborhoods including Old North, Wortley Village, Byron, Oakridge, Westmount, White Oaks, Lambeth and Old East Village.

Frequently Asked Questions

Do I need a permit to remodel a basement in London, ON?

The City of London Building Division issues residential permits. Confirm local exemptions before starting, especially for structural renovation or repair, excavation or foundation construction, plumbing-related work, demolition, or a change of building use.

How much does basement remodeling cost in London, ON?

Provided Canadian ranges list a basic basement finish at $35–$55 per sq ft and a mid-range basement remodel at $55–$95 per sq ft. Waterproofing, foundation repairs, plumbing, egress, permits, and code upgrades can affect scope.

Do general contractors need a licence for basement renovations in Ontario?

No provincial licence applies to general renovation contractors in Ontario. Use a licensed general contractor where required, and ensure permitted electrical and plumbing work is completed by licensed trades. Builders and sellers of new homes must be HCRA-licensed.

Sources: Our Basement Remodeling cost guide · www.angi.com · www.homestars.com. Updated 2026-09-16.

We Also Serve These Nearby Satellite Cities

In addition to London, ON, we also offer Basement Remodeling in nearby areas, including the following satellite cities:

St. Thomas, ON
Ingersoll, ON
Woodstock, ON
Komoka, ON
Strathroy, ON