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24 companies listed · 11 in Greenville · 5 open 24/7 · 18 open weekends · all 24 rated 4.5+
Data verified October 18, 2026
Listed for homeowners in and around Greenville, SC, these 24 companies clean windows. Ask whether a quote covers inside glass, screens and tracks or only the outside, because that single line is what makes two quotes look different when they are not.
11 of the 24 companies we list are based in Greenville; the other 13 serve Greenville from towns including Taylors (3 mi), Greer (7 mi) and Simpsonville (10 mi). The companies on this page are rated from 4.7 to 5.0 across 3,492 reviews; 19 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (90%), quality (88%) and responsiveness (79%). The topics that come up most in reviews of the companies on this page are "price", "communication" and "estimates". 5 are open around the clock; 18 are open on Saturdays and 11 on Sundays. The services the companies on this page list most often on their websites are gutter cleaning (6), pressure washing (4), house washing (3), soft washing (3) and window cleaning (3). 5 show a license on their websites and 3 have a BBB rating of A or A+. Domain records put 7 websites of the companies on this page at ten or more years old; the oldest dates from 2004. 5 offer emergency call-outs; 17 give free estimates; 5 are family- or locally-owned and 3 list coupons or special offers. 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.
Website links are on file for all 24 window cleaning listings shown. The page worth finding is the one that spells out inclusions and the method used on upper floors. If a site says nothing about screens, tracks or how they reach a second story, those are your first three questions.
