Window, Door & Glass Repair & Replacement in Mississauga

Foggy window glass, failed hardware, a damaged entry door or storefront problem? We provide repair, replacement and installation options for Mississauga homes and businesses, with emergency help available when an opening cannot be secured.

✅ Licensed & Insured 🏢 Commercial & Residential 🚚 Same-Day Visits Warranty up to 10 years
Upfront pricing · Clean job site · Clear timelines · No surprises.
Business entrance in Mississauga boarded up after break-in to secure the storefront
Mississauga business entrance after break-in damage before emergency board-up
Before
After
Business Entrance Boarded Up After a Break-In in Mississauga

Emergency Door and Glass Repair in Mississauga

For a storefront left exposed, a commercial door damaged after a break-in, or a door that will not lock in Mississauga, the first job is to secure the opening before planning the permanent repair.

Recent local proof includes the commercial entry near Tomken Rd and Burnhamthorpe Rd E, where the job moved from emergency securing to a proper replacement door and hardware path.

✓ Emergency Board-Up
✓ Break-in Repairs
✓ Storefront Securing
✓ Lock Stabilization
✓ 24/7 Response

Window Repair, Replacement & Installation in Mississauga

Most Mississauga window repair calls start with one of four symptoms: fog between panes, a crank that spins without moving the sash, a lock that no longer pulls tight, or a draft around a frame that is still worth keeping.

Our Mississauga renovation project shows a new vinyl window installation. For an existing opening, we first check whether a failed glass unit or moving component can be replaced while retaining the frame.

View this completed project
✓ Foggy Glass Swap
✓ Casement Cranks
✓ Window Locks
✓ Draft Sealing
✓ IGU Replacement
Replacement window installed in Mississauga, with perimeter foam visible before surrounding wall finishes.
Prepared renovation window opening in Mississauga.
Opening prepared
Window installed
New Vinyl Window Installed During a Mississauga Home Renovation
New grey metal door and metal frame installed in Mississauga
Existing interior door and frame in Mississauga before metal door-and-frame installation
Before
After
Interior Metal Door & Frame Installation in Mississauga

Door Repair, Replacement & Installation in Mississauga

Door repair in Mississauga covers commercial entry doors, storefront doors, front entry doors and patio sliders that drag, slam, fail to latch or were damaged after forced entry.

We check the whole opening before recommending parts: door slab, frame, hinges, closer, lock side, threshold, weatherseal and any glass-adjacent damage around the entrance.

✓ Patio Door Rollers
✓ Entry Door Alignment
✓ Hinge Adjustment
✓ Track Capping
✓ Smooth Glide

Glass Repair, Replacement & Installation in Mississauga

We supply and install custom replacement glass for shattered condo balcony doors, broken sidelites, and commercial properties.

We confirm whether the opening needs an insulated unit, tempered panel or laminated glass. The order follows the measured size, opening type and suitable safety specification.

✓ Safety Tempered Glass
✓ Patio Door Glass
✓ Storefront Panels
✓ Condo Balconies
✓ Application-Matched Glass
New clear commercial storefront fixed glass panel installed in Mississauga
Damaged commercial storefront fixed glass panel before replacement in Mississauga
Before
After
Commercial Storefront Fixed Glass Panel Replacement in Mississauga
First Mississauga entrance after installation of a full-height continuous geared hinge
First of two aluminum commercial entrance doors in Mississauga before hinge repair
Before
After
Continuous Hinge Repair on Two Commercial Doors in Mississauga

Door Hardware Repair, Replacement & Installation in Mississauga

Secure your family home or business with upgraded deadbolts, handlesets, and high-security multi-point locks.

For our commercial clients, we routinely service heavy-duty door closers, pivots, and panic bars to keep high-traffic entrances accessible and safe.

✓ Commercial Closers
✓ Multi-Point Locks
✓ Deadbolts
✓ Panic Bars
✓ Smart Locks

Maintenance & Caulking in Mississauga

For a Mississauga door or window that still has a usable frame, we inspect weatherstripping, exterior joints and closing fit. The quote identifies the seal or adjustment proposed.

A new seal should work with the hardware already holding the opening shut. We check the latch, hinge or operator where uneven fit is contributing to the gap.

✓ Exterior Caulking
✓ Weatherstripping
✓ Draft Stopping
✓ Draft Assessment
✓ Winterizing
Recaulked panoramic corner window in Oakville with fresh exterior sealant.
Failed exterior caulking around a leaking corner window in Oakville.
Before
After
Leaking Corner Window Recaulked in Oakville
PRACTICAL ADVICE

Door, Window & Glass Advice for Mississauga

Start with the affected opening: these checks help identify the repair or replacement service you need.

Foggy glass in Erin Mills and Meadowvale

Cloudiness between panes may indicate a failed sealed unit. We measure replacement glass after checking that the sash and frame can remain in place.

Window glass replacement

Lock-side damage near Tomken and Burnhamthorpe

The frame, strike, hinges and closer need inspection alongside the lock. Our commercial entry work in this area shows why the complete opening matters when planning the repair.

Commercial door repair

Slamming industrial doors

A slamming door is a symptom, not a confirmed closer diagnosis. We check closer condition, settings, alignment and other entrance components before recommending the repair.

Slamming door diagnosis

Condo balconies and patio doors

Heavy balcony-door movement needs a track, roller and lock check. For City Centre properties, confirm building access arrangements before the visit; glass and seal issues are assessed separately.

Sliding patio door service

Common Questions in Mississauga

Do you repair foggy windows and failed IGUs in Mississauga?
Yes. If the condensation is between the panes, the sealed insulated glass unit has failed. We measure and replace the IGU when the frame can stay, which is often the most practical window repair in Mississauga.
Can you install tempered and laminated safety glass?
Absolutely. We supply and install high-quality tempered and laminated safety glass for commercial storefronts, office partitions, and residential doors across Mississauga.
Do you repair commercial doors after break-ins in Mississauga?
Yes. We handle break-in door repair, temporary securing and permanent commercial door replacement in Mississauga, including lock-side damage, frames, closers, hinges and thresholds.
How quickly can you board up a broken storefront in Mississauga?
Our mobile units provide 24/7 emergency commercial board-up across Mississauga. Our response target is up to 60 minutes. Actual arrival time depends on technician availability, traffic, weather, and safe site access.
Can you repair my heavy sliding patio door?
Yes, we fix sticking sliding patio doors in Mississauga by replacing worn-out or rusted track rollers with premium steel rollers and repairing the track, then checking movement and locking.
Do you fix commercial aluminum doors?
Yes, we repair commercial aluminum doors, including fixing continuous hinges, bottom pivots, panic bars, and heavy-duty door closers for Mississauga businesses.
Are you insured for work in Mississauga?
We carry commercial liability insurance and maintain WSIB clearance for on-site work.
Can you repair drafty windows before winter?
Yes, we replace flattened weatherstripping, fix locking mechanisms, and apply commercial-grade exterior caulking to stop cold drafts and improve the energy efficiency of your Mississauga home.

Trusted Commercial & Residential Glass Repair in Mississauga

Our Mississauga work includes renovation window installation, storefront glazing and commercial entrance repairs. We assess glass, frames and working hardware together where they affect the same opening, then explain a focused repair or replacement scope.

DoorWin Google Reviews

Martin 4 reviews • 1 photo
★★★★★

Great price

I had a foggy window and was looking for some one to replace it for a fair price , their team showed up the same day for an estimate and got a fair price compare to other “big” companies, they did an amazing job got a new glass installed within a week , really recommend ! :)

Repair wait time
0–1 hr

Curtis Savage 8 reviews
★★★★★

I hired DoorWin services to replace two cracked glass windows for a unit at my triplex. An exterior porch window and interior stairwell window I just needed the panes of glass replaced and not the entire frame . DoorWin was happy to do the job. Unlike some other companies who wanted to replace the entire frame at a higher cost. They were very quick with a quote and were able to perform the job on an extremely tight timeline that I had to unexpectedly move up. Very professional. Friendly. Dependable. Competitive prices. Took away all materials and left a clean worksite. Would highly recommend and will work with them again if I need another window repair.

Ike Kvapil 6 reviews • 4 photos
★★★★★

Max at DoorWin completed a professionally executed job on our front door while being a pleasure to deal with...would recommend him for any services their company provides.

J1330i 2 reviews
★★★★★

Guys, thank you again for the excellent services!! Extremely fast and professional at a fair price...thanks again!!!

Nicole Seahra Local Guide • 62 reviews • 19 photos
★★★★★

Doorwin Services alongside Alex were amazing. Came in same day. Went above and beyond. Thanks so much!

Anastasiia Dashkevych 7 reviews
★★★★★

Great experience with the window replacement. The team was professional, efficient, and the quality of work exceeded expectations. Everything was completed on time and looks amazing. Highly recommend!!!!!wont be disappointed:)

Amir Malek 5 reviews
★★★★★

Had an amazing experience with Doorwin Services for my metal door installation. The quality of work, attention to detail, and professionalism were top notch from start to finish. Big thanks to Maksim for all his hard work and help throughout the process — everything was installed perfectly and the final result looks great. Highly recommend Doorwin Services if you want quality work done right.

yarin danan 9 reviews • 4 photos
★★★★★

Excellent service. I needed help with a broken window. They did everything quickly and efficiently. I recommend them

Oleksandr Branytskyi 4 reviews • 2 photos
★★★★★

Excellent service from start to finish. The work was completed professionally, quickly, and with great attention to detail. The technician gave us several options on how to strengthen and improve the glass unit, and we chose the best solution. Everything looks great now. Highly recommend!

Necessary — always active
Site navigation, quote forms and remembering your cookie choice.