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24 companies listed · 15 in Kitchener · 2 open 24/7 · 7 open weekends · 17 rated 4.5+
Data verified October 16, 2026
Listed for homeowners in and around Kitchener, 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.
15 of the 24 companies we list are based in Kitchener; the other 9 serve Kitchener from towns including Waterloo (6 km), Cambridge (13 km) and Bloomingdale (10 km). The companies on this page are rated from 3.6 to 5.0 across 3,208 reviews; 14 have 50 or more reviews and 17 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (87%), professionalism (85%) and responsiveness (81%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 2 are open around the clock; 7 are open on Saturdays and 3 on Sundays. Domain records put 14 websites of the companies on this page at ten or more years old; the oldest dates from 1997. 2 offer emergency call-outs; 6 offer financing or payment plans; 13 give free estimates; 5 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 23 of the companies on this page; 23 publish a contact page and 19 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
15 of the 24 give an address in Kitchener itself; the rest serve it from within 25 km. A showroom often covers a whole region, so distance matters less than who does the installing. Ask whether the fitters are employees, and how a callback in the middle of winter is handled.
