Castellan Pro Wash

Castellan Pro Wash #1 Exterior Cleaning Company in St. Charles and St Louis MO
Pressure Washing / Soft washing, Window Cleaning, Gutter Cleaning and Holiday lights
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Wall 2 Wall Cleaning Service simply does MORE than other cleaning companies! We provide Maid Service, Window Cleaning, Pressure Washing, Gutter Cleaning, Skylight Cleaning, and much more. Not only is it super convenient to go with us for multiple services, YOU save money by taking advantage of our multiple service discount!

07/29/2026

One thing about Castellan is we are showing up and showing out.

When you hire us, you’re hiring a company that cares and has a team of individuals that are dependable and hard-working.

You’re hiring experts on all things exterior cleaning so you don’t have to lift a finger.

Give us a call for a free estimate on your outdoor project!

📲636-220-5150

07/24/2026

Thanks for the shout out, Ryse Media!

07/22/2026

Never stops, even in the middle of a meltdown.

07/21/2026

From the roof to the foundation, we hit everything at Castellan Pro Wash.

07/20/2026

If your home doesn't look like this, you need to pick up the phone and call Castellan today!

07/18/2026

It's important you find a company that has the right tools and knowledge to keep your underground downspouts clean.

07/17/2026

New service alert‼️

Underground downspout cleaning is here to stay at Castellan!

07/15/2026

No shoes in the house✋🏼

07/14/2026

Can't say we don't have fun at work 😉

07/13/2026

Investing in bicycles for the team soon.

Address

3408 East Terra Lane
O'Fallon, MO
63366

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm

Telephone

+16362746249

Website

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