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BuildRules Directory / Toronto

Window & door contractors in Toronto.

Window, door and opening replacement or alteration services. Explore professionals serving Toronto and compare their project experience.

3 published companies

Canata Construction

General contractors · Basement contractors · Window & door contractors

Licensed GTA general contractor providing kitchens, bathrooms, whole-home renovations, additions, basement apartments, commercial fit-ups, windows, doors and outdoor projects.

Toronto
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Optima Windows & Doors

Window & door contractors

Toronto-area window manufacturer and installer providing replacement windows and entry-door installation across the GTA and other Ontario communities.

Toronto
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Fixed Contracting Services

Roofing contractors · Window & door contractors

GTA exterior contractor providing residential and commercial roofing, windows and doors, siding, gutters, masonry, decks and related exterior work.

Toronto
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What this Toronto list actually covers.

3 published profiles match this page. BuildRules uses declared service areas and specialties for matching. Verification and paid placement are labelled separately.

Common project specialties
Windows & doors3 companiesDecks & porches2 companiesBasement renovations & finishing1 companyFences1 companyHome additions1 company
Check the rules first
Windows / doorsIt depends. New openings, enlarged openings and relocated windows or doors require a building permit. Some same-opening replacements in houses are exempt.Guidance reviewed Oct 1, 2026DeckA permit is required when a deck is more than 60 cm (24 in) above ground. Some lower uncovered platforms can be exempt if all conditions are met.Guidance reviewed Sep 29, 2026Home additionA home addition generally requires formal review, and zoning can determine whether the proposed size and placement are permitted.Guidance reviewed Sep 29, 2026Basement renovationIt depends on what you change, not simply on the fact that the work is in a basement.Guidance reviewed Sep 29, 2026