4.6 
500 *The Angi rating for Window Cleaning companies in Mount Prospect, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Cleaning needs.
*The HomeAdvisor rating for Window Cleaning companies in Mount Prospect, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Cleaning needs.
Last update on September 10, 2026
Serving Mount Prospect, IL and surrounding areas
Approved
Super Service Award Winner
In business since 2003
Free estimates
Warranties offered
"On time professionals and very clean windows. Respectful of property too!"
+70
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
"Very personable man, does good work and was in and out. He was prompt and did what he said he would do. His firm is also going to clean my windows next."
+24
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 2003
Free estimates
Emergency services offered
"My windows never looked so good. Very professional company; will definitely be calling on them again."
+7
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 1999
Free estimates
Warranties offered
"Perfectly! Windows were clean with no streaks. Both the office and the washer are efficient and courteous."
+23
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 2021
Free estimates
Offers commercial services
"I am very pleased with the work north shore window washing did. They were very precise. My house looks amazing!"
+4
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"They also cleaned my windows"
+85
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 2021
Free estimates
At Prime Exterior Care, we are committed to delivering top-tier exterior cleaning services with precision, care, and professionalism. With years of experience in the industry, we take great pride in our expertise, attention to detail, and unwavering dedication to customer satisfaction. Our mission is simple: to provide exceptional workmanship and reliable service from start to finish. We understand that every client has unique needs and expectations, which is why we prioritize clear communication, professionalism, and a customer-first approach in everything we do. Whether it?s a small residential job or a large commercial project, our reputation is built on quality, safety, and outstanding service. No matter the size of the task, we ensure thorough, high-quality results that exceed expectations. Experience the difference with Prime Exterior Care?where care goes beyond the surface. Contact us today! (708)679-4287
+3
Serving Mount Prospect, IL and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"I use them every year for window cleaning. Alex always does a great job. Very happy"
+51
Serving Mount Prospect, IL and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"I have also hired Prime Tme for gutter cleaning. Easy scheduling, though the window washer arrived nearly an hour earlier than expected."
+58
Serving Mount Prospect, IL and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Free estimates
Emergency services offered
"The system doesn't allow me to select anything other than "gardening," but they removed a dying maple tree and an old swingset/treehouse on my property. They cleaned up very well."
+19
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