As a premier residential and commercial exterior building washing company, located on the stunning West Coast, we are committed to providing you with top-notch cleaning services, from homes to dairy sheds, offices to factories. Locally owned and operated by an experienced father and son team, we work throughout the West Coast, in Greymouth, Hokitika, Westport, Karamea, Reefton, Haast, and everywhere in between. If you have a building that needs a wash, call us! 

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• Roof Cleaning

• Gutter Cleaning

• Low-Pressure House Washing

• Soft Washing

• Concrete Cleaning

• Patio and Deck Cleaning 

• Dairy Shed Cleaning

• Graffiti Removal

• Commercial Building Exterior Washing

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Let us handle the hard work while you sit back and enjoy the results of our expert services.

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Experience the difference with Coastwash. Your satisfaction is our priority, and we strive to exceed your expectations with every wash. Choose us for all your exterior cleaning needs, because at Coastwash, quality is our guarantee.