
ServicesCommercial Windows
Commercial Windows in Sammamish
We replace and repair windows on small offices, storefronts and professional buildings. We plan the work around your open hours and protect the space your customers walk through. If damage is behind the call, we photograph and document it so your insurance conversation starts on solid ground.
Windows that keep a business working
A commercial window is part of the building's front door. It lets light into a waiting room, shows off a display, holds heat in a wet winter and has to stand up to a lot more daily traffic than a bedroom window ever will. When a seal fails, a frame leaks or a pane cracks, the problem shows up in front of customers and staff.
Our commercial work covers small office buildings, retail storefronts, clinics and multi-tenant properties across Sammamish and nearby towns such as Issaquah, Redmond and Bellevue. We replace fogged insulated glass units, swap out tired aluminum or vinyl frames, and fit new safety glazing where code calls for it.
Many calls start with a break or a storm. In those cases we show you what we found, explain what your policy will likely ask for, and leave the claim decisions to you and your adjuster.
What our commercial window work includes
On-site assessment
We look at each opening, the frame material, the glass type and the condition of the surrounding wall. You get a plain answer on which units need replacing and which can be repaired.
Insulated glass unit replacement
When only the sealed glass has failed, we can often replace the unit and keep a sound frame. That saves material and shortens the job.
Full frame and storefront replacement
For rotted, warped or leaking frames we remove the whole unit, check the opening for water damage, and install new windows with proper flashing and sealant.
Safety and energy glazing
Glass near doors and walkways often needs to be tempered or laminated. We specify glazing that meets current code and the state energy requirements for commercial buildings.
Permits and inspection
Where the city requires a permit for the work, we pull it and coordinate the inspection so you are not chasing paperwork.
Damage documentation
Dated photos, measurements and a written description of what failed and why. It is the kind of record an adjuster or property manager will want to see.

Signs your commercial windows need attention
- Fog between the panes
- A milky haze trapped inside double-pane glass tells you the edge seal has broken down. Moist outside air has replaced the insulating fill, so the unit no longer holds heat the way it was built to.
- Water at the sill after rain
- Staining, swollen trim or damp carpet under a window points to failed sealant or flashing. In our long rainy season this gets worse quickly and can damage the wall behind it.
- Cracked or chipped glass
- Even a small crack weakens a pane and can spread with temperature swings. In a public space it is also a safety concern.
- Drafts and hot spots
- Staff moving desks away from windows, or a heating bill that keeps climbing, often trace back to worn seals and outdated single-pane glass.
- Frames that stick or won't lock
- Operable windows that bind or no longer latch are a security issue for a business that closes at night.
How a commercial window job runs
- 1
A call and a site visit
You tell us what's going on, and we set a time to look at the building. If there is damage, we photograph it before anything is touched.
- 2
Written estimate and plan
You get a line-item estimate showing glass, frames, labor and any permit costs. We also lay out which areas will be affected and on which days.
- 3
Scheduling around your hours
We work with you on timing so the busiest parts of your day stay clear where we can. Units are ordered to measure, and the schedule is set once they arrive.
- 4
Installation and protection
We cover floors and furniture, cordon off the work area and keep walkways safe. Old units are removed, openings checked, and new windows set, sealed and tested.
- 5
Cleanup and walkthrough
We haul away old glass and frames, clean the new panes, and walk you through the finished work along with any paperwork for your insurer.
What shapes the price of commercial windows
Every building is different, so we price from what we see on site rather than a set rate. The written estimate spells out each item. Flexible payment options are available, and we're glad to talk them through during your free, no-pressure quote.
- Size and number of openings
- Large storefront panes and tall office windows take more material and handling than standard units. Volume also affects how the job is staged.
- Glass specification
- Tempered, laminated, low-E and tinted glass each carry different costs. Code may require some of them depending on where the window sits.
- Frame material and condition
- Replacing glass in a sound frame costs less than a full tear-out. Hidden rot or water damage behind the frame adds repair work.
- Access and working height
- Second-story windows, tight sidewalks or the need for lifts and staging change the labor involved.
- Permits and timing
- Permit fees and any scheduling outside normal working times are listed on the estimate so nothing appears later as a surprise.
Commercial window questions
- Can you work while we stay open?
- Often, yes. We section off one area at a time, keep entrances usable, and plan the noisiest steps for quieter parts of your day. We will tell you up front if any part of the job needs the space closed.
- Will you deal with our insurance company?
- We don't act as your adjuster or promise what a policy will cover. What we do is document the damage with photos and a written description, give you a clear estimate, and explain the steps a claim usually follows. You stay in charge of the claim.
- Do we need a permit to replace commercial windows?
- It depends on the scope. Glass-only replacement often doesn't need one, while changing frames or openings usually does. We check with the city and pull the permit when it's required.
- Should we repair or replace?
- If frames are solid and only the sealed glass has failed, repair is usually the sensible choice. If frames are leaking, rotting or no longer meet code, replacement serves you better over time. We'll show you what we see and let you decide. For smaller fixes on a single unit, our window repair service may be all you need.
- How long does a commercial job take?
- A few openings can often be done in a day once the glass arrives. Larger storefronts or full buildings take longer, and we'll give you a day-by-day plan with your estimate.

Talk through your building with us
Tell us what you're seeing at your office or storefront, and we'll arrange a visit and a clear written estimate. If there's damage, we'll help you get it documented properly from the first day.