"Pristine Glass Co. did an absolutely incredible job on our two-story colonial. They wiped every sill and track without me even asking. My windows haven't looked this clear in 15 years."
Sarah M.
Hagerstown, MD
Fully Insured & BondedYour home's exterior.
Your home's exterior.
Pristine, top to bottom.
Your local, fully-insured exterior home services crew.
- Gutter Cleaning
- Exterior Window Cleaning
- Interior Window Cleaning
- Power & Soft Washing
Serving Hagerstown, Frederick, Martinsburg & surrounding areas
5.0 local rating
Quote in 30 min
Why Pristine Glass
Local craftsmanship. Honest pricing. Spotless results.
Local Hagerstown Team
Born and raised in Washington County. We treat your home like it's our neighbor's — because it is.
Fully Insured
Liability and workers' comp coverage on every job. Zero risk to you, total peace of mind.
Best Quality, Best Price
Professional gear, careful technique, fair quotes. We aim for the cleanest windows in town — every time.
What we do
Everything the outside of your home needs.
Gutter Cleaning
Hand-clearing of gutters and downspouts, full flush, all debris hauled away.
Exterior Window Cleaning
Streak-free exterior glass on every window — safe reach for upper stories.
Interior Window Cleaning
Streak-free interior glass, plus free wipe-down of all sills, tracks and screens.
Power & Soft Washing
Driveways, siding, decks, walkways. Right pressure for every surface.
What your neighbors are saying
Real reviews from real homeowners across Maryland, West Virginia, and Pennsylvania.
Interior & Exterior Windows
"Got a quote in under 30 minutes. Crew showed up on time, fully insured, and the price beat three other companies. The house looks brand new."
David R.
Frederick, MD
"I'm a stickler for detail and these guys exceeded my expectations. They cleaned the screens for free and treated my home with so much respect."
Jennifer P.
Smithsburg, MD
"The driveway and siding look unreal. Worth every penny. Honest local guys you can actually trust."
Mike T.
Martinsburg, WV
"Best window cleaners in Washington County, hands down. Friendly, fast, and the result is mirror-clear glass."
Linda K.
Hagerstown, MD
"Texted them in the morning, had a quote by lunch, and they cleaned the windows two days later. Professional from start to finish."
Carlos B.
Boonsboro, MD
"My white vinyl siding was green from mildew. Now it's blinding white. They knew exactly the right pressure to use."
Emily H.
Frederick, MD
"Fully insured and it shows in their work. Careful, courteous, and detail-oriented. Already booked them for next season."
Robert G.
Williamsport, MD
"Pristine Glass Co. did an absolutely incredible job on our two-story colonial. They wiped every sill and track without me even asking. My windows haven't looked this clear in 15 years."
Sarah M.
Hagerstown, MD
"Got a quote in under 30 minutes. Crew showed up on time, fully insured, and the price beat three other companies. The house looks brand new."
David R.
Frederick, MD
"I'm a stickler for detail and these guys exceeded my expectations. They cleaned the screens for free and treated my home with so much respect."
Jennifer P.
Smithsburg, MD
"The driveway and siding look unreal. Worth every penny. Honest local guys you can actually trust."
Mike T.
Martinsburg, WV
"Best window cleaners in Washington County, hands down. Friendly, fast, and the result is mirror-clear glass."
Linda K.
Hagerstown, MD
"Texted them in the morning, had a quote by lunch, and they cleaned the windows two days later. Professional from start to finish."
Carlos B.
Boonsboro, MD
"My white vinyl siding was green from mildew. Now it's blinding white. They knew exactly the right pressure to use."
Emily H.
Frederick, MD
"Fully insured and it shows in their work. Careful, courteous, and detail-oriented. Already booked them for next season."
Robert G.
Williamsport, MD
"Drove a little further than their usual area and they still gave a fair price. Spotless results. Highly recommend."
Ashley N.
Chambersburg, PA
"They pressure washed my deck and walkway and it looks brand new. Polite crew, great communication, fair pricing."
Greg W.
Shepherdstown, WV
"I have huge picture windows that I could never reach. Pristine Glass made them look like there was no glass at all. Magical."
Pamela S.
Hagerstown, MD
"Local owners who actually care. They explained everything and didn't try to upsell me. Quote was honest and final."
Tom L.
Funkstown, MD
"Tracks and sills cleaned for free? That's a game changer. The little details set them apart from every other company."
Megan F.
Frederick, MD
"Showed up with shoe covers, drop cloths, the whole nine yards. You can tell they take pride in their work."
Kevin O.
Martinsburg, WV
"Booked them after seeing my neighbor's windows. Now my neighbors are asking me who I used. Word of mouth for a reason."
Nicole D.
Smithsburg, MD
"Quick, clean, professional. Cleaned my driveway, sidewalk and patio in one visit. Couldn't be happier."
Brandon J.
Hagerstown, MD
"Drove a little further than their usual area and they still gave a fair price. Spotless results. Highly recommend."
Ashley N.
Chambersburg, PA
"They pressure washed my deck and walkway and it looks brand new. Polite crew, great communication, fair pricing."
Greg W.
Shepherdstown, WV
"I have huge picture windows that I could never reach. Pristine Glass made them look like there was no glass at all. Magical."
Pamela S.
Hagerstown, MD
"Local owners who actually care. They explained everything and didn't try to upsell me. Quote was honest and final."
Tom L.
Funkstown, MD
"Tracks and sills cleaned for free? That's a game changer. The little details set them apart from every other company."
Megan F.
Frederick, MD
"Showed up with shoe covers, drop cloths, the whole nine yards. You can tell they take pride in their work."
Kevin O.
Martinsburg, WV
"Booked them after seeing my neighbor's windows. Now my neighbors are asking me who I used. Word of mouth for a reason."
Nicole D.
Smithsburg, MD
"Quick, clean, professional. Cleaned my driveway, sidewalk and patio in one visit. Couldn't be happier."
Brandon J.
Hagerstown, MD
Service area
Hagerstown HQ. 40 miles in every direction.
We're based in Hagerstown, Maryland and proudly serve homeowners throughout the Tri-State area — including Frederick, Smithsburg, Williamsport, Boonsboro, Martinsburg WV, Chambersburg PA and beyond.
- Hagerstown, MD
- Frederick, MD
- Smithsburg, MD
- Williamsport, MD
- Boonsboro, MD
- Funkstown, MD
- Martinsburg, WV
- Shepherdstown, WV
- Chambersburg, PA
- + 40 mi radius
Fully Insured & Bonded
We respond within 30 minutes
Ready for windows you can almost walk through?
Just two quick fields — your name and number. We'll call you back in the next 30 minutes to start your free quote.