Services
Commercial Window Cleaning in Northern California
Commercial window cleaning across Northern California and the Reno area: entry doors, partitions, storefronts and upper windows on one- to three-story buildings, cleaned while your doors are closed.
Glass that makes the first impression
Clients, patients and tenants see your glass before they see anything else. Fingerprints on the entry door, water spots across a storefront or a film of dust on an upper window make a well-kept building look tired. Ascent Cleaning brings commercial window cleaning to Northern California’s low-rise offices, shops and clinics, working both faces of every pane, so daylight comes through clean and the front of your property looks cared for.
Our crews wash glass from Sacramento, Roseville and Vacaville to the East Bay, the South Bay and the Central Valley, and on into Reno and Sparks. Window work can ride along with your nightly janitorial service or run on a calendar of its own. Either way, clean panes let more daylight into offices, lobbies and showrooms, and the whole interior feels brighter without anyone touching a light switch.
Inside: doors, partitions and display glass
Indoor glass picks up the most hands. Crews clean entry doors and sidelights on both faces, the glass partitions and conference-room walls that divide open offices, and the lobby and stairwell panels people lean on while they wait. Smudges at toddler height, palm prints beside the door pulls and the haze that collects on glass near a coffee bar all come off, and push plates and handles get wiped while the crew is at the door.
In shops and showrooms, display cases and glass shelving get the same attention, with merchandise left exactly where your staff arranged it. Reception windows and waiting-room glass in clinics are cleaned after the last appointment, so the front desk opens to clear panes the next morning.
After-hours work inside your building is handled by background-checked crews, and desks, displays and paperwork stay exactly as your team left them. Mirrors in restrooms and fitness areas can be added to the list whenever you want them polished too.
Outside: storefronts and low-rise windows
Exterior work covers buildings of one to three stories. Storefronts and ground-floor windows are washed by hand with scrubbers and squeegees, and the crew runs a cloth over every frame, sill and track before moving on, so grit lodged at the edges doesn’t run back across a freshly cleaned pane.
Upstairs glass is handled from the pavement with a water-fed pole, which pushes purified water through a soft brush and dries without spotting. Ladders come out where the layout suits them, and a lift where a pole falls short. Ascent is insured and hands every client a certificate of insurance, so the paperwork is ready whenever a landlord asks for it before lift work begins.
Dust from Valley farm fields, spring pollen and road film from busy corridors all settle on outside glass, which is why exterior panes tend to need washing more often than the inside faces. Sprinklers that hit the storefront leave hard-water rings that a quick wash won’t lift, so crews treat that mineral spotting on the first visit, and regular washing keeps it from building back up.
Schedules built around your business hours
Storefront glass stays sharpest washed weekly or biweekly, since the doors and front windows take the most traffic and weather. Upper windows and office glass go longer between washes, typically a month or a full quarter. Crews arrive ahead of opening, once you have locked up for the night or over the weekend, so customers never weave past a ladder at your entrance.
For janitorial accounts, glass slots into the schedule your regular cleaning already follows, and supervisor quality inspections cover the windows along with every other part of the building.
One-time cleans fit the moments when glass matters most: the end of a build-out or tenant improvement, the days before new occupants arrive, a property showing or an upcoming inspection. Construction dust, paint overspray and label adhesive come off the panes and frames, and the work pairs naturally with post-construction cleaning for the rest of the space.
Buildings that depend on clear glass
Retail storefronts and shopping centers rely on the front window to do the selling. Lobby glass in medical and dental offices tells patients the rest of the practice is looked after, and dealership showrooms put walls of glass between the street and the cars on the floor.
Office buildings and business parks have long rows of matching windows, where one dirty pane stands out. Multi-tenant properties and apartment and HOA common areas have glass lobby doors and mailroom panels, and fitness centers have front windows that show every handprint. A whole park can go on a single route day, building after building, with each tenant’s storefront done in turn.
Churches and worship facilities with glass entry vestibules, and schools and daycares where small hands reach every low pane, are washed outside services and class time.
What window cleaning costs in 2026
A ground-level storefront, washed inside and out, comes to about $90 to $290 a visit across Northern California and the Reno area, according to published 2026 price guides. Office buildings of one to three stories land around $300 to $950 per visit, with bigger footprints and more panes sitting toward the higher end.
The glass itself sets the figure: how many panes and how large, inside faces, outside faces or both, the height and the access the upper floors need, and the amount of frame and track detail. A weekly route leaves far less to remove than glass washed twice a year, so frequency shifts the figure too. Mineral spotting and leftover construction film make an opening visit longer, and night or weekend scheduling also figures into the price.
Walk the building with us so we can count panes and look at access, and a written quote follows. Request yours and tell us which glass you want cleared first.
A few useful answers
Common questions.
How often should storefront windows be washed?
Weekly or every other week keeps the front glass clear of fingerprints and street grime. Upper windows and inside office glass can go a month or a full quarter between washes.
Can glass cleaning join our nightly janitorial visits?
Yes. Windows go on the calendar your regular cleaning already runs on, and one supervisor checks both.
Do your crews clean second- and third-story windows?
Yes. Crews work those floors from the sidewalk with water-fed poles, and use ladders or a lift wherever the building’s layout calls for one.
Our build-out just finished. Can the windows be cleaned before opening day?
Yes. A one-time clean strips construction dust, overspray and stickers from panes and frames, leaving the space ready for move-in or an inspection.
Will window washing get in the way of customers or staff?
No. Crews come early, late or on the weekend, so your entrances stay clear while you are open.