Serving Seattle, WA and all of King County

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#1 Exterior Cleaning Professionals

Seattle's Best Pressure Washing, Soft Washing, Window Cleaning & More!

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About Northwest ProKleen Exterior Commercial and Residential Cleaning

When looking for reliable pressure washing, window, and gutter cleaning services, NW ProKleen is the leading competitor in the Greater Puget Sound market. We specialize in soft wash roof cleaning and other cleaning solutions suitable for exteriors and interiors. We serve our clients in the Pacific Northwest as one of the most preferred cleaners around. If you want to learn what makes us the ideal choice for many, feel free to give us a call at (425) 623-2100 or check out the benefits of choosing Northwest ProKleen and our services, here.

Why Choose NW ProKleen

Our experienced professionals are here for you.


NW ProKleen has earned a great reputation in the Greater Seattle area. We have many years of previous experience in the industry and have cleaned thousands of homes!


We never compromise the quality of our services and still manage to offer them at reasonable and affordable rates.

Free Estimates

Wondering how much a full program or just a specific service such as soft wash roof cleaning will cost you? Just call us and find out.

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#1 Pressure Washing Professionals

We are the best local pressure washing professionals.

Our Locations

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100% Satisfaction Guaranteed

Call today for your ProKleen solution!