COTS Logo
St Marys and Calvert County MD Pressure Washer Experts
Hours: 8am – 5pm Monday – Saturday | Closed Sunday




Sil’s Clean on the Scene
Keeping Southern Maryland Clean and Beautiful!


Service Areas
St Marys County and Calvert County


Sil’s Clean on the Scene, LLC, is your locally owned, reliable and trusted pressure washing contractor in St Marys County and Calvert County, specializing in power washing, pressure washing, cleaning and sealing.

With our professional equipment and annual continuing education efforts, you can be assured of a professional job completed in a timely manner.

We specialize in customer service and look forward to creating another life-long customer.




About Us

Clean on the Scene Powerwashing LLC is a five star small business, locally owned, operated and insured exterior cleaning company. We specialize in Power Washing, Softwashing, Roof Cleaning, Gutter Cleaning, Deck & Paver Staining/Sealing and more. We professionally clean all exterior surfaces on residential and commercial properties. We are trained and experienced to provide you with the best quality job there is to offer.

Proudly servicing St. Mary's County, Calvert County and surrounding areas.








Soft Wash and Steam Cleaning

Our pros specialize in softwash house washing, low-pressure roof and gutter cleaning. We also provide hot water steam cleaning to concrete, patio pavers, walkways, driveways and other hardscape surfaces. We restore these areas of your home or business to their original beauty.

Our top-of-the-line equipment and cleaning solutions are guaranteed to get the best results.

We get those results without the risk of damage often seen with non-professional power washing. We want to set the standard for exterior cleaning and restoration. We guarantee 100 percent customer satisfaction.


What We Clean

We pressure wash and clean all kinds of surfaces. This includes home exteriors like vinyl siding, brick, dryvit, stucco, and stone. We safely clean roofs, decks, concrete surfaces, patios, gutters and downspouts. We even wash heavy equipment and industrial equipment. If mold is an issue, our techs can safely remove it from your home or business.

Other Services Sils Offers

After power washing or soft washing, we can seal concrete and paver patios.

After power washing or soft washing wood or decks, we can stain them.



Client Testimonial

“These guys are fantastic! They were professional, courteous and made sure they knew what I wanted. I had my gutters cleaned and polished, and house and deck washed. What an amazing difference! I can’t believe the difference. They went above and beyond, even washing my oil tank and sidewalk and porch and changed a floodlight bulb! And they made sure I was completely satisfied before leaving! All for a very reasonable price. True professionals I will definitely use again!”

– Linda D., from Southern Maryland.





Our Service Area

Proudly Serving
St. Mary’s County, Calvert County, in Southern Maryland
We Clean It All!

We Clean, Pressure Wash, Restore & Maintain: Buildings I Home Exteriors | Vinyl Siding | Brick | Dryvit | Stucco | Stone | Roofs | Decks | Concrete Cleaning | Aluminum Siding | Soffit | Fascia | Gutter & Downspout | Mold Removal | Restaurants | Drive Through’s | Dumpster Pads | Parking areas | Driveways | Parking Lots | Warehouses | Loading Docks | New Construction | Heavy Equipment | Industrial Equipment | Factories | Condominiums | Townhouses | Apartments | Common Areas | Pool Decks




CWR0122