Popular Cities
1 of these companies is based in Dundas; the others serve Dundas from towns including Burlington, Hamilton and Oakville.
1 open 24/7 · 17 open weekends · 23 rated 4.5+ · 4 show a licence
Data verified October 16, 2026
Listed for homeowners in and around Dundas, ON, these 24 companies clean windows. Spring fills up fast here, so ask which weeks are still open and whether taking down and washing storm windows and screens is part of the price or an extra.
The 24 companies on this page are rated from 4.2 to 5.0 across 2,775 reviews; 14 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (93%), quality (83%) and responsiveness (75%). The topics that come up most in reviews of the companies on this page are "price", "efficient" and "communication". 1 is open around the clock; 17 are open on Saturdays and 8 on Sundays. The services the companies on this page list most often on their websites are window cleaning (10), pressure washing (7), gutter cleaning (4), eavestrough cleaning (3) and house washing (3). 4 show a licence on their websites. 6 have ten or more years of experience, the longest 18 years. 1 offers emergency call-outs; 18 give free estimates and 4 are family- or locally-owned. We have a website on file for all 24 of the companies on this page; 22 publish a contact page; all 24 list a public email and 4 take bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
This page shows 24 listings for Dundas. Because the work is sold as a repeat visit, ask each one which part of town it already covers and on what cycle. Slotting into an existing route usually costs less than a company driving out for a single house.
