
Trusted by thousands of homeowners since 1978.
Over 350 Five-Star Reviews
From quote to spotless glass in 3 easy steps.
Fill out our 30-second form or give us a quick call. We just need the basics.
We’ll text you a clear price and 2–3 available time slots — usually within 15 minutes during business hours.
Our fully insured techs handle everything. No ladders for you, no mess, just spotless glass.
“Sonlight cleaned all 42 windows in our home in about 3 hours. They were on time, professional, and our windows look brand new.”
“I’ve used them every spring for 5 years. They text me a reminder, I confirm, and it’s done. Easiest vendor I work with.”
“Got a quote within 10 minutes of filling out the form. They came out 4 days later. Couldn’t be easier.”
“They did the inside and outside of every window plus the screens and tracks. Our house feels like new construction again.”
“Best price we got after calling 4 companies. And they were the most professional by far. Will use every year.”
★★★★★ Rated 4.9/5 from 350+ Google Reviews

Sonlight Window Cleaning has been a trusted name across Colorado's Front Range since 1978. What started as a one-man operation has grown into a team of 22 dedicated professionals with 20 trucks serving Denver, Boulder, Fort Collins, and everywhere in between.
We've completed over 10,000 jobs and earned 350+ five-star reviews. Every team member is fully insured and trained to handle homes of all sizes.
Nope. As long as we can access the areas that need cleaning (gates, side yards, etc.), we’re good. We’ll text you before we arrive and when we’re done.
We monitor weather closely. If conditions are unsafe, we’ll reschedule you for the next available slot at no extra cost — usually within a few days. We’ll always give you at least 24 hours’ notice.
Yes. We carry full general liability and workers’ comp insurance. We’re happy to provide a certificate on request.
We price based on the number and type of windows, accessibility, and whether you want interior, exterior, or both. Most residential quotes range from $200–$600. You’ll get an exact price before we start — no surprises.
We guarantee our work. If something doesn’t look right, let us know within 24 hours and we’ll come back and make it right at no charge.
We accept credit/debit cards, checks, and ACH. For commercial accounts, we can set up invoicing on net-30 terms.
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Get Instant QuoteOr call anytime: 303-990-2878