Windows & Doors Contractors in Ontario
31 verified windows & doors contractors across 6 cities. Compare Google ratings, read 0 reviews, and find the right pro.
Windows & Doors Contractors by City
Turkstra Lumber
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Biamonte Windows Doors & Siding
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Niagara Window & Doors
C Rosely Exteriors
Jadon Outdoors
CMF Doors
Nikki 9 Doors
Calvert & Sons Windows
P Lahay O A The Glass Com
Micron Installations Ltd
JCM Door & Hardware
Niagara Window Coverings
Micron Installations Ltd
My Home Az Inc
Tool Time Home Improvement
Micron Prehung Doors
Crowland Sash & Frame
Integra Windows and Doors
Centennial Windows & Doors
Varga Windows
Sherk Lumber Ltd - Timber Mart Centre
Peninsula Glass
Tiffin Windows & Doors
Fleming Windows & Mirrors Ltd
Micron Prehung Doors
John's Window and Eaves Cleaning
Hefferman Windows & Siding
Cataract Glass
Hiring a Windows & Doors in Ontario
$8,000
Spring through fall (Apr-Nov)
What to Look For
- Energy Star certified products
- Manufacturer warranty (minimum 20 years)
- Professional installation with proper flashing
Tips Before You Hire
- 1.Compare Energy Star ratings between quotes
- 2.Ask about the Greener Homes Grant for window upgrades
- 3.Verify installation includes caulking and insulation
Windows & Doors Cost Guide — Ontario (2026)
Typical price ranges for windows & doors work in Ontario. Get at least 3 quotes to compare.
Prices in CAD. Based on typical Ontario contractor quotes, 2026. Actual costs vary by scope, materials, and access.
Windows & Doors Licensing in Ontario
Required Licence
No mandatory Ontario licence, but installations should follow OBC
Window and door installations in Ontario should comply with the Ontario Building Code for energy efficiency and structural requirements. Look for Energy Star certified products.
Red Flags to Watch For
- No written warranty
- Non-Energy Star products
- No proof of installation training
- Won't show product certifications
Grow Your Windows & Doors Business in Ontario
Products designed for every Windows & Doors contractor — from review collection to fleet branding.
Frequently Asked Questions — Windows & Doors Contractors
- How many windows & doors contractors are in the directory?
- Our directory lists 31 verified windows & doors contractors across 6 cities in Ontario.
- Do windows & doors contractors need a licence in Ontario?
- No mandatory Ontario licence, but installations should follow OBC. Window and door installations in Ontario should comply with the Ontario Building Code for energy efficiency and structural requirements. Look for Energy Star certified products.
- How much does windows & doors work cost in Ontario?
- Costs vary by project and location. Window Replacement: $500-$1,500 (per window). Entry Door: $1,500-$5,000 (installed). Patio Door: $2,000-$6,000 (installed). Get at least 3 quotes.
- How do I find a good windows & doors contractor?
- Check Google reviews, verify WSIB coverage at wsib.ca, confirm they pull required permits, get 3 written quotes, and never pay more than 10-15% deposit upfront.
- How much does window replacement cost in Ontario?
- Window replacement in Ontario costs $500-$1,500 per window installed, depending on size, style, and energy rating. A full home (10-15 windows) runs $7,000-$20,000. Energy Star windows qualify for Greener Homes Grant rebates of up to $250 per window.
- Are there rebates for new windows in Ontario?
- Yes. The Canada Greener Homes Grant offers $125-$250 per window for Energy Star certified replacements. Enbridge offers additional rebates. Combined, you can recover $2,000-$5,000 on a full window replacement. You need a pre- and post-retrofit EnerGuide evaluation.
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