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Streak-Free Window Cleaning Across DuPage, Kane, Kendall & Lake County, IL

P.E.C. Services has provided professional residential and commercial window cleaning, screen care, and track cleaning to Chicago's western suburbs since 1992.

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✔ Family-Owned Since 1992 ✔ Licensed & Insured ✔ 150+ Five-Star Reviews ✔ Free, No-Obligation Quotes

Our Window Cleaning Services

White-glove window cleaning tailored for busy homeowners and businesses throughout Chicagoland's western and northern suburbs.

Before and after residential window cleaning in Illinois

Residential Window Cleaning

Thorough interior and exterior window glass cleaning for homes throughout DuPage, Kane, Kendall, and Lake counties.

Commercial window cleaning on a glass office building using a water-fed pole system

Commercial Window Cleaning

Storefronts and office buildings — scheduled or one-time cleaning that keeps your business looking sharp.

Technician cleaning an elevated window screen with the XERO screen cleaning system

Window Screen Cleaning

Delicate cleaning of window screens to keep them fresh, free of dirt, and in good repair.

Close-up of a clean window sill and track ready for smooth operation

Window Track Cleaning

Detailed vacuuming and scrubbing of window tracks to remove dust and debris and ensure smooth operation.

Proudly Serving Four Illinois Counties

P.E.C. Services provides local, reliable window cleaning throughout the western and northern Chicago suburbs.

DuPage County

Naperville, Wheaton, Downers Grove, Glen Ellyn, Lombard, Elmhurst, Carol Stream, and surrounding communities.

Kane County

Geneva, St. Charles, Batavia, Elgin, Aurora, and neighboring towns.

Kendall County

Yorkville, Oswego, Plano, and surrounding areas.

Lake County

Libertyville, Vernon Hills, Gurnee, Waukegan, Lake Forest, and nearby communities.

Why Homeowners & Businesses Choose P.E.C. Services

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Fully Insured

Complete liability coverage for total peace of mind on every job.

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150+ Five-Star Reviews

Trusted by homeowners across DuPage, Kane, Kendall, and Lake counties.

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Family-Owned Since 1992

Decades of experience bringing spotless, streak-free views to Chicagoland homes.

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Flexible Scheduling

One-time cleanings or recurring maintenance plans that fit your schedule.

What Our Customers Say

★★★★★

"My windows have never looked better!"

— J. Lee
★★★★★

Spotless inside and out, with a team that was respectful of the home throughout the job.

— J. M.

Ready for Spotless Windows?

Get a free, no-obligation quote today. Serving DuPage, Kane, Kendall, and Lake counties.

Request Your Free Quote

Frequently Asked Questions

What areas does P.E.C. Services cover?

We serve residential and commercial properties throughout DuPage, Kane, Kendall, and Lake counties in Illinois, including Naperville, Wheaton, Geneva, St. Charles, Aurora, Yorkville, Oswego, Libertyville, and Vernon Hills.

How often should I have my windows professionally cleaned?

Most homeowners schedule cleanings twice a year (spring and fall).

Are you insured?

Yes, P.E.C. Services is fully insured for both residential and commercial jobs.

Do you offer free estimates?

Yes — every quote is free and comes with no obligation. Contact us online or by phone.