Searching for the most reliable window cleaning Westlake Village has to offer? Assets Window Cleaning delivers spotless, 5-star results for your home's exterior and interior glass. With 44 years of hands-on experience, John provides meticulous care for your windows, screens, and tracks. Call us today for a fast, free phone estimate!


We have been washing windows in the Conejo Valley since 1982, building a reputation you can trust.

John is a sole proprietor. He personally cleans your home, ensuring a meticulous finish that larger corporate crews simply cannot match.

No hidden fees. We provide honest, upfront pricing over the phone so you know exactly what to expect.

Your beautiful home is completely protected under our comprehensive DBA insurance policy.

We don't just wash the glass; we perfect the inside, outside, screens, and tracks to your exact liking.

I am John, the owner and operator of Assets Window Cleaning. Since 1982, I have personally washed windows for tens of thousands of satisfied clients right here in the Conejo Valley. As a sole proprietor, I take immense pride in my work ethic and attention to detail. I know that Westlake Village homes require a gentle, expert touch. When you book with me, you are getting 44 years of dedicated experience and a professional who treats your property like his own.

Sprinklers and weather leave mineral deposits. We safely dissolve them without scratching your premium glass.

Dirt and dead bugs ruin your tracks. We deep clean them so your windows and patio doors glide smoothly.

We thoroughly wash your screens to restore crisp, clean airflow into your home.

Vaulted ceilings and second-story glass are dangerous to reach. We handle the ladder work safely and professionally.

We remove years of smog and dust to instantly boost your home's curb appeal and let the natural California sunshine in.







Skip the waiting! Give me a call with your address, and I will use Google Maps to give you a fast, 100% accurate quote for your 91361 or 91362 property right over the phone.

Nancy Z.

John is a reliable and trustworthy businessman as well as a wonderful person. You’ll love him and his service!
(19 year client)

Greg Z.

John & Assets Window Cleaning is THE BEST, excellent and most reliable service at a fair price. Look no further!
(27 year client)

Inge B.

"John is reliable, hardworking and the ultimate gentleman. He has watched my family grow over the years and I consider him family!
(30 year client)

Give us a call with your address! We use Google Maps to look at your property and give you a free, accurate estimate right over the phone.

We will book a cleaning time that works perfectly with your busy schedule.

John arrives on time and executes a flawless, streak-free clean for your entire home.
A: Pricing depends on your home's size. For accurate window cleaning Westlake Village costs, call us with your address. We use Google Maps to give you a free, instant estimate over the phone.
A: John, owner of Assets Window Cleaning, has 44 years of experience. As a trusted, owner-operated business, we provide meticulous, 5-star service to the entire Conejo Valley.
A: Yes! We serve all of Westlake Village, including zip codes 91361 and 91362, Westlake Lake, and the Santa Monica Mountains. We also cover the surrounding Conejo Valley areas.
A: We pride ourselves on rapid response times. You get an instant quote over the phone, and we typically schedule your actual cleaning within the exact same week.
A: Yes, our full-service clean includes both interior and exterior glass, plus wiping down your screens and deep-cleaning the sliding tracks for a flawless finish.
A: Hiring a seasoned professional saves you from dangerous ladder work. Plus, we safely remove stubborn hard water stains and thick smog without scratching your delicate glass.
A: For homes in Southern California, we highly recommend professional cleaning at least twice a year to prevent hard water etching and keep your glass perfectly clear.
A: It is highly risky to clean second-story or vaulted windows yourself. Thousands of ladder injuries happen yearly. Let a fully insured, 44-year professional safely handle the heights for you.
Assets Window Cleaning proudly serves the entire Westlake Village community (91361 and 91362). Whether your home is nestled near Westlake Lake, up near the Santa Monica Mountains, or anywhere in the surrounding Conejo Valley, we are your local, trusted neighborhood window washers.
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