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24 companies listed · 9 in Nepean · 1 open 24/7 · 10 open weekends · 21 rated 4.5+
Data verified October 18, 2026
Listed for homeowners in and around Nepean, ON, these 24 companies fit and repair windows. Frame materials, glazing options and any credentials shown are taken from company websites; the customer lines are quoted from public reviews.
9 of the 24 companies we list are based in Nepean; the other 15 serve Nepean from towns including Ottawa, Gatineau, QC and Kanata. 23 of the companies on this page have a rating, from 4.3 to 5.0 across 1,093 reviews; 8 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (91%), quality (83%) and responsiveness (76%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 1 is open around the clock; 10 are open on Saturdays and 4 on Sundays. 1 shows a licence on its website. Domain records put 14 websites of the companies on this page at ten or more years old; the oldest dates from 1997. 1 offers emergency call-outs; 4 offer financing or payment plans; 17 give free estimates; 5 are family- or locally-owned and 3 list coupons or special offers. We have a website on file for all 24 of the companies on this page; 22 publish a contact page and 17 list a public email. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
A no-cost quote is offered by 17 of the 24 companies on this page. It comes with a sales visit, so agree how long it will take before they arrive. Ask for the quote in writing on the day, itemized by window, and be wary of a discount that disappears the moment the visit ends.
