Exterior Cleaning Company | Professional Powerwashing Maintenance|San Ramon
EXCELLENT Based on 108 reviews Posted on Dan CafaroTrustindex verifies that the original source of the review is Google. Very good job on our driveway. Very professional and courteous personnel. I recommend them.Posted on Jason BelliniTrustindex verifies that the original source of the review is Google. Thoroughly cleaned, and without leaving a mess or any residue! Well done. There is a smell of bleach afterwards, which doesn’t bother me, but it’s worth mentioning.Posted on Billy BabbTrustindex verifies that the original source of the review is Google. Had some work done recently and the service beyond the work provided by Anthony was great would highly recommend to anyone looking !Posted on Christina JohnsonTrustindex verifies that the original source of the review is Google. After the heavy storms we had in December my backyard looked a hot mess - between all the mud build up and tree debris, I was over it! Anthony to the rescue! He powerwashed everything making my backyard presentable again. He was very friendly, and even made sure my dog was ok when he noticed the machine was scaring her. Little things like that stand out! I highly recommend Anthony and Professional Powerwashing Maintenance Services!Posted on Mansoor NiaziTrustindex verifies that the original source of the review is Google. Great service and amazing work. I will be using their service again and will recommend them to others.Posted on ashley johnsonTrustindex verifies that the original source of the review is Google. My parents got work done in their backyard. They were so happy with the results they FaceTimed me to show me! They said the young man that helped them was so quick and professional. I believe they said his name was Anthony. Definitely recommend to anyone!Posted on Daisy OrtizTrustindex verifies that the original source of the review is Google. Anthony did a great job pressure washing my backyard. He got rid of all the moss that had built up from the water puddling and made everything look so much better. He was friendly, professional, and made sure I was happy with the results before he left. I’d definitely recommend Professional Power Washing & Property Maintenance.Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

At Professional Powerwashing & Maintenance, we provide specialized solar panel cleaning service in Pleasanton, CA designed specifically for the Tri-Valley climate. Pleasanton’s long, dry summers, seasonal pollen from nearby open spaces, and dust carried through the I-580 corridor create a consistent buildup on solar panels. In late winter and early spring, rain mixed with airborne particulates leaves behind mineral spotting and grime. During fall, debris from mature trees in neighborhoods like Vintage Hills and Kottinger Ranch can accumulate quickly.
When solar panels become coated with dust, pollen, bird droppings, and environmental residue, energy output declines. Even a thin film can reduce efficiency significantly. Our approach focuses on restoring maximum performance while protecting the delicate surface of your panels.
Property owners in Pleasanton rely on Professional Powerwashing & Maintenance because we understand that solar panel cleaning is not traditional pressure washing. It requires precision, safety awareness, and an understanding of photovoltaic systems.
We routinely serve homes near:
Our clients choose us because we prioritize:
Unlike companies that use high-pressure equipment that can damage seals or void warranties, we focus on gentle, purified-water cleaning methods that remove buildup without harming coatings or wiring.
Solar panel systems require consistent maintenance to maintain peak performance. Our service is comprehensive and structured to address the specific environmental factors affecting Pleasanton properties.
We provide:
Pleasanton’s dry climate often allows dust to accumulate in layers. When light rain occurs, it does not fully rinse panels; instead, it creates muddy residue that dries unevenly. Over time, this buildup reduces sunlight penetration.
Our cleaning process avoids:
We tailor our approach depending on panel tilt, roof pitch, and access challenges common in neighborhoods like Kottinger Ranch, where homes often sit on hillside lots.
For commercial solar arrays near Owens Drive or Hacienda Business Park, we also offer scalable cleaning programs designed to maintain efficiency without disrupting business operations.
Booking service with Professional Powerwashing & Maintenance is structured and transparent.
Here’s how the process works:
Most residential projects in neighborhoods like Val Vista or Birdland are completed within a few hours depending on system size.
We recommend scheduling cleaning:
Clear communication ensures minimal disruption to your day.



Tell us what you need, and we’ll provide a fast, no-obligation estimate with clear, upfront pricing.

Choose a time that works best for you — our friendly, trained technicians will arrive on schedule.

We restore the beauty of your property with safe, professional cleaning — leaving you with spotless, long-lasting results.

Most systems benefit from cleaning once or twice per year due to pollen, dust, and bird activity common in the area.
While it’s possible to clean them yourself, using the wrong products can damage the panels. Professional services use specialized equipment and de-ionized water to avoid leaving residues.
The cost varies based on the size and number of panels. We offer competitive pricing and same-day quotes to ensure you get the best value.
Yes! Clean solar panels can significantly improve energy output, with studies showing an increase of up to 30% in efficiency after cleaning.
Climbing onto your roof can be dangerous. It’s best to hire professionals who have the necessary training and safety equipment.
Yes. Pleasanton’s mineral content can leave spotting without deionized filtration.