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From spotless windows to revived siding, Coy delivers careful, professional exterior cleaning that makes your home shine — inside the glass and out. Proudly serving San Francisco, San Jose, and the Peninsula.
Get a Free Quote →Four services, one standard. Trained crews, eco-conscious solutions, and a finish you'll notice the moment you pull into the driveway.
Streak-free, edge-to-edge clarity for interior and exterior glass on homes of every size.
Details & pricingFinal price depends on the number of windows and how easy they are to reach.
Get an exact quote →Driveways, walkways, and patios restored — grime, mildew, and stains lifted with precision.
Details & pricingFinal price depends on square footage and surface condition.
Get an exact quote →A gentler clean for siding, roofs, and delicate exteriors using low-pressure, biodegradable solutions.
Details & pricingFinal price depends on home size, number of stories, and siding type.
Get an exact quote →Full hand-clearing and flush. We protect your roofline, foundation, and landscaping in one visit.
Details & pricingFinal price depends on the length of gutter and number of stories.
Get an exact quote →Keep your glass clear year-round. The more often we visit, the more you save on every cleaning.
Discounts apply to recurring window cleaning plans. Ask us for details when you request your quote.
A quick look at how carefully we treat every window, sill, and surface.
From San Francisco to the South Bay, our crews bring the same careful standard to every neighborhood we visit.
San Francisco, Daly City, South San Francisco
Atherton, Hillsborough, Burlingame, San Mateo, San Carlos, Redwood City, Woodside, Portola Valley, Menlo Park, Palo Alto, Los Altos, Mountain View
San Jose, Santa Clara, Sunnyvale, Cupertino, Campbell
"Recently received an exterior window clean and I am beyond happy with the results. Would definitely recommend."
"These window cleaners are not the ordinary. Liam and his crew were funny, professional, and thorough. I had some tough spots and they handled every one."
"Liam and his crew are amazing! They cleaned my windows which had not been cleaned in many years to bright and shiny — couldn't be happier."
"Liam and his group are very professional, reliable, and pay attention to detail. They clean my windows once in the spring and again in the fall."
"A professional business that does great work. The crew sent to my house worked quickly and did a beautiful job. I'll never go anywhere else for my windows!"
"Great people to work with. The price is very reasonable and the service is great. Would definitely hire again."
"Great customer service and an even better job."
"The technician professionally cleaned all of my screens and windows, and showed up on time. Highly recommend."
"Windows look great! Very friendly and kind — phenomenal customer service as well."
"Best window cleaner in the Chicagoland area by far. You can tell they take pride in their work."
"Worker was very fast, efficient and respectful cleaning my windows. 10/10 would recommend again."
"Did a good job."
"This company conducted themselves as professionally as you could ask for and did a top-of-the-line job. I'd recommend them for any service they offer!"
Straight answers about how we work, what to expect, and how to book.