Professional Window Cleaners in Walnut Creek, CA
Welcome to Mt Diablo Window Cleaning, your local window cleaners in Walnut Creek, CA, and beyond. For more than 22 years, we’ve proudly served homeowners and businesses throughout the Bay Area with a commitment to excellence, integrity, and a customer-first mindset. From sparkling windows to spotless solar panels, our experienced team brings a personalized touch to every job.
We’re a family-owned and operated business based right here in Walnut Creek, so we understand what it means to take pride in your property. That means that whether you’re nestled in the hills of Diablo Foothills or located in the heart of downtown Walnut Creek, we’re here to make your home or business shine.
Why Choose Mt Diablo Window Cleaning?
When you choose Mt Diablo Window Cleaning, you’re not just getting clean windows — you’re getting a full-service experience backed by decades of knowledge and care. Our fully trained and insured technicians use environmentally friendly products and modern techniques to deliver window cleaning services with exceptional results, safely and efficiently.
We serve a wide range of clients across Walnut Creek, the greater Bay Area, and surrounding cities including San Francisco, Oakland, San Jose, Sacramento, and Marin County. No matter the size of your property or the scope of the project, we treat every space with the respect and precision it deserves.
Residential and Commercial Window Cleaners in Walnut Creek, CA
Our bread and butter is residential and commercial window cleaning in Walnut Creek, CA. Clean windows can completely transform the look and feel of your property, allowing more natural light to shine through while enhancing curb appeal and leaving a lasting impression. From single-story homes to multi-level office buildings, our window cleaners customize each cleaning plan to suit your unique needs. We offer:
- Interior & Exterior Window Cleaning: We leave your windows spotless from every angle.
- Screen Cleaning: Don’t let dust and pollen diminish your view — our team cleans screens thoroughly, restoring airflow and clarity.
- Hard Water Stain Removal: Our window cleaners know how to safely eliminate stubborn buildup from minerals and deposits.
- Skylight Cleaning: Let the natural light shine without streaks or residue.
Pressure Washing in Walnut Creek, CA
Grime, mold, and mildew have a way of building up — especially in areas like driveways, patios, and house siding. That’s where our pressure washing in Walnut Creek, CA comes in. We use water-efficient equipment and biodegradable, eco-friendly detergents whenever possible — because keeping the Bay Area beautiful starts with being kind to the environment. Our power washing services are perfect for:
- Driveways and Walkways: Remove oil stains, algae, and years of dirt buildup.
- Home Exteriors and Siding: Restore your home’s exterior without damaging surfaces.
- Decks and Patios: Prep for painting, staining, or simply enjoy a cleaner space to relax outdoors.
Solar Panel Cleaning Service in Walnut Creek, CA
Protect your investment and boost solar performance
Gutter Services in Walnut Creek, CA
Clean gutters are a crucial part of protecting your property from water damage. We offer gutter cleaning services in Walnut Creek, CA, with an emphasis on thorough cleaning and minor repair support to keep your system functioning as it should. We help prevent water backups that can cause foundational issues, basement flooding, and roof damage—all while protecting your landscape and siding. Our gutter services include:
- Full Debris Removal: Clear out leaves, branches, and roof sediment.
- Downspout Flushing: Ensure your gutters are draining properly.
- Gutter Inspection: Spot and resolve small issues before they become big problems.
- Minor Maintenance Repairs: We take care of minor fixes on the spot to extend the life of your gutter system.
More Than Windows: Additional Services to Keep Your Property Spotless
Our expertise goes beyond windows and gutters. We offer several complementary services designed to give your property a full refresh. Whether you need a one-time refresh or routine maintenance, we tailor our services to fit your needs and schedule.
- High Dusting: We clean hard-to-reach indoor areas, such as ceiling fans, light fixtures, and vents.
- Birdproofing: Particularly helpful for solar panels, we install humane deterrents such as netting and spikes to protect your investment and discourage nesting.
Our Values: Integrity, Quality, and Community
What sets Mt Diablo Window Cleaning apart is our attention to detail and our commitment to building long-term relationships with our clients. We show up on time, work with care, and leave your property better than we found it.
As a local business, we’re proud to be part of the Walnut Creek community. From the downtown shopping district to the tree-lined streets near Shell Ridge and Rossmoor, we know how to serve the unique mix of residential and commercial properties that make up this beautiful city.
Let’s Make Your Property Shine
At Mt Diablo Window Cleaning, we believe clean windows and a well-maintained exterior can completely transform the look and feel of your property. From residential and commercial window cleaning in Walnut Creek, CA, to gutter services and solar panel cleaning, our goal is to deliver outstanding results with every visit. And with more than two decades of experience, our reputation is built on trust, quality, and consistent customer satisfaction. Just contact us for a free estimate today — we’d love to show you what a difference clean windows and expert exterior care can make.
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Client Reviews
Hear what our satisfied customers are saying


rae mung
They were punctual, did a great job cleaning my solar panels. Last year they also installed the protective wire mesh around the solar panels.


Harisdelsy Cardenas
Mt. Diablo Window Cleaning did an excellent job cleaning the gutters at our business. The service was quick, efficient, and very reasonably priced.
FAQ: Window and Exterior Cleaning Services
Most clients benefit from cleaning 2–4 times a year, depending on location, weather, and personal preference.
Yes. We adjust pressure levels depending on the material and use gentle, eco-safe detergents to prevent damage.
We recommend 2–4 times per year for optimal efficiency, especially if your panels are near trees or in high pollen areas.
Absolutely. We handle everything from storefronts to office complexes with customized service plans.
Yes. We use non-toxic, biodegradable solutions that are safe for your family and the environment.