Pressure Washing & Exterior Care in New Cumberland, PA

Keystone Mobile Wash provides residential, commercial, fleet, and specialty exterior cleaning throughout New Cumberland and the surrounding area, with surface-specific methods designed around the property, material, and condition.

★★★★★ 4.9 100+ Google Reviews4x Angie's List Super Service AwardServing Central PA Since 2010PA Licensed & Insured

Professional exterior care for the properties you depend on.

Homes, businesses, fleets, and exterior surfaces across Central PA all face their own mix of weather, moisture, traffic, organic growth, staining, salt, and environmental buildup.

Keystone approaches that maintenance with more than pressure alone. We identify the surface and condition first, then match the chemistry, equipment, pressure, and process to the work in front of us.

Whether you’re maintaining a home, commercial property, fleet, or specialty surface in York, the goal is the same: preserve the material, improve the surface, and care for what you’ve invested in.

Exterior care for every kind of property.

Whether it's the home you take pride in or the facility your business runs on, we bring the same restoration-focused approach to every surface we touch.

ResidentialHouse washing, concrete, decks, patios, and fences. Surface-specific exterior care that helps preserve the materials and surfaces that protect your home.Explore Residential Services

Commercial & IndustrialBuildings, storefronts, warehouses, multifamily properties, and hospitality facilities. Professional maintenance that supports your operation and helps protect the property you’ve invested in.Explore Commercial Services

Fleet & EquipmentService vans, pickups, box trucks, trailers, heavy equipment, and mixed fleets cleaned on-site. Mobile service designed around your operation and the assets you depend on.Explore Fleet Services

Restoration & SpecialtyMasonry, EIFS, stucco, oxidation, rust, and mineral staining. Surface-specific expertise for materials that need a more careful, restoration-minded approach.Explore Restoration Services

Why Keystone

The right approach goes beyond the equipment.

We care for the asset, not just the surface.

The goal is thoughtful exterior care that supports the property, vehicle, or equipment you’ve invested in.

The surface determines the method.

We match the chemistry, pressure, equipment, and process to the material and condition.

We communicate clearly.

You’ll know what we recommend, what to expect, and what kind of result is realistic.

We do what we say we’ll do.

Dependable scheduling, professional service, and follow-through from the first call to the final walkthrough.

“Wow! We didn’t think companies like this still existed.”

— Brian D.

Serving New Cumberland and the surrounding community.

We provide residential, commercial, fleet, and specialty exterior care throughout New Cumberland and nearby Central PA communities.

Keystone’s approach starts with evaluating the surface and the problem, whether that means organic growth on a home, buildup across commercial property, road residue on working vehicles, or staining on a more sensitive material.

Larger commercial, restoration, industrial, and fleet projects may be serviced beyond our primary area.

Map of New Cumberland, PA and the surrounding area

Also serving other nearby communities.

For larger commercial, industrial, restoration, and fleet projects, we're happy to travel beyond our primary service area. Not sure if we cover your location? Just ask.