Seattle's #1 Exterior Cleaning Company
Family-owned since 2013. Expert pressure washing, roof cleaning, and gutter services for homes and businesses across the Greater Seattle area. Free inspections available.
Fully licensed with $1M liability insurance for your complete peace of mind.
We use only biodegradable, environmentally safe cleaning solutions.
Not happy? We'll come back and make it right, no questions asked.
What We Do
From roof cleaning to holiday lights, we keep your property looking its best year-round.
Surface cleaning with adjustable PSI settings tailored to various materials. Safe for wood, concrete, siding, and more.
Gentle soft-wash treatment specifically designed for PNW moss and algae growth. Extends the life of your roof.
Complete gutter cleaning, flushing, and repairs. Prevent water damage and keep your drainage system flowing properly.
Commercial exterior cleaning for grime and biological growth removal. Keep your business looking professional.
Driveway, sidewalk, and parking lot cleaning that removes years of built-up grime, oil stains, and discoloration.
Professional installation and removal of exterior holiday lighting. Hassle-free seasonal decorating for your home.
About Us
Founded by Drew Agan, One & Done Wash has been Seattle's trusted exterior cleaning company for over a decade. What started as a small family operation has grown into the area's most reliable cleaning service — but we've never lost that personal touch.
We're professionally certified, fully insured, and committed to using eco-friendly, biodegradable products on every job. Your satisfaction is guaranteed.
Reviews
Don't just take our word for it — hear from homeowners across Seattle.
"They did an amazing job removing the algae from our roof and driveway. The pricing was very fair and the results exceeded our expectations. Highly recommend!"
"Had them clean our commercial parking lot and the difference was night and day. Fast, efficient, and professional from start to finish. Will definitely use again."
"The moss treatment on our roof was incredible. Drew and his team were punctual, professional, and did outstanding work. Our roof looks brand new!"
Coverage
Proudly serving the Greater Seattle metropolitan area.
Get your free, no-obligation quote today. Licensed, insured, and guaranteed.
Get Free Quote →Contact Us
Reach out today for a free inspection and estimate. We typically respond within a few hours.