Restore My Curb Appeal

Licensed and Insured

Restore Your Curb Appeal With Professional Power Washing

Since 1992, Keystone Power Washers has served homeowners and business owners across Lewisburg, PA, and surrounding Central Pennsylvania communities with trusted exterior power washing, air duct cleaning, and specialty structure cleaning. With over 40 years of industry experience, a fully insured operation, and free quotes on every job, getting a cleaner property has never been easier. Call us at 570-523-8222 to get started.

Experience the Power of Clean!

Your home is a significant investment, and it’s essential to keep it looking clean on the exterior! When your home’s exterior surfaces are stained, dirty, or discolored, it deserves a deep cleaning to restore their value. At Keystone Power Washers, our mobile cleaning team is dedicated to power washing your exterior—all types of siding, decks, sidewalks, pavers, patios, and driveways—back to a clean look.

Our power wash team members are highly trained to treat your property with the utmost care and respect, ensuring it looks as good as new by the time our job is complete. With more than 40 years of experience, we’re equipped with the knowledge of low or high-pressure washing to ensure each project is completed perfectly.

Serving Lewisburg Since 1992

Serving thousands of residential and commercial clients since 1992 in many localities surrounding Lewisburg, we offer a wide variety of comprehensive services. In addition to exterior power washing, we offer interior air duct and dryer vent cleaning services.

Why Keystone Power Washers Is the Right Choice

Free quotes on every residential and commercial job.

Fully insured for your peace of mind.

40-plus years of industry experience since 1992.

Locally owned and operated by founder Dale Bontomase.

Mobile service: We come directly to your property.

Skilled, fully trained staff on every job.

Serving both residential and commercial customers.

Member of the Central PA Chamber of Commerce.

Exterior Cleaning and Indoor Services We Offer

House Washing

Soft washing that safely removes mold, mildew, and grime from vinyl, brick, stucco, and wood—protecting your siding and home value.

Commercial Power Washing

Commercial-scale exterior cleaning for storefronts, building facades, stadiums, and parking lots, with flexible scheduling to minimize business disruption.

Concrete and Sidewalk Cleaning

Commercial-grade pressure washing that removes oil stains, dirt, and grime from driveways, walkways, and sidewalks for safer, cleaner surfaces.

Specialty and Structure Cleaning

We clean awnings, signage, gazebos, and playground equipment—restoring the outdoor structures other companies overlook.

Air Duct and Dryer Vent Cleaning

Dry vacuum air duct cleaning that removes dust, allergens, and debris, improving air quality and HVAC efficiency.

Power Washing Across Union County and Central Pennsylvania

  • McEwensville
  • Mifflinburg
  • Milton
  • New Berlin
  • Northumberland
  • Selinsgrove
  • Shamokin Dam
  • Sunbury
  • Turbotville
  • Watsontown
  • West Milton
  • Winfield

Don't see your city listed? Give us a call—we may still serve your area!

My decks are nice and clean and my cement patio looks great along with the siding. The team did a super clean up. Thank you!


-Dale B.

Very professional and have been in business longer than any other power washers in the area! Friendly and timely service.


-Brian B.

These people are committed to doing the best job possible for your property. They did the best job ever on my house decking and vinyl fencing and went back over their work to make sure nothing was missed. 5 Stars 


-Joyce M.

Call Us Today!

Don’t leave unsightly stains and dirt residue untreated. Restore your property’s beauty with the help of the professional cleaners at Keystone Power Washers.

To schedule an appointment or receive a free estimate on your home or business property, call Dale Bontomase at Keystone Power Washers at 570-523-8222.