Window cleaning for the Conejo Valley — Thousand Oaks, Westlake, Camarillo, and Simi Valley. We don't just clean your glass. We protect it from the hard-water etching and mineral buildup that ruins windows for good.
The numbers behind spotless, protected windows
Window cleaning is our craft — done with purified water and glass-safe methods that lift hard-water minerals before they etch in for good. We round it out with the extras that keep your whole exterior sharp.
Protected interior & exterior glass — our core service.
Learn more →Dust & pollen removed for clearer views and airflow.
Learn more →Eaves, corners & entryways cleared of webs and nests.
Learn more →Dusty panels lose 15–25% output. We rinse them safely to restore your energy production.
Learn more →Brighten gutter faces and lift your home's curb appeal.
Learn more →Bundle any add-on with a window cleaning for one simple quote.
View Service PlansVentura County sun is great for solar — until a film of dust, pollen, and hard-water spotting builds up on your panels. That grime can quietly cut your energy output by 15–25%, and a garden hose only bakes on more mineral residue.
We clean solar panels the right way: purified water and soft, non-abrasive tools that lift the buildup without scratching the glass or voiding your warranty. Your panels go back to producing the power you paid for.
A single seasonal cleaning often pays for itself in recovered energy production — especially in dusty inland areas like Simi Valley, Moorpark, and Santa Rosa Valley.
Get a Solar QuoteOAK Window Cleaning Co. covers the city and communities to the south — from Thousand Oaks to the Oxnard coast. If you're nearby, give us a call and we'll let you know.
Windows look brand new — not a streak in sight. Showed up on time and were in and out fast.
Professional, friendly, and respectful of our property. The screens came back looking like new.
Did the high windows we could never reach and knocked down all the cobwebs. 10/10.
Easy to book, fair pricing, and the views from our house have never been clearer.
Great communication and spotless results. Will absolutely be using OAK Window Cleaning again.
They went above and beyond — highly recommend to anyone in the area.
Free, no-obligation estimate. Same friendly crew, every time. Let's make your views spotless.
Speak with our team today
(805) 807-6505 Call Now Available Mon–Sat, 7am–8pm