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  • Window Contractor in Markham

    I’m a self-employed contractor with over 7 years of hands-on construction experience. I specialize in glazing, window installation, replacement, and repair for residential and commercial projects. I also provide handyman services, including small repairs, installations, caulking, and general maintenance. In addition, I take on drywall installation and repair, patching, plastering, and painting. I focus on quality workmanship, attention to detail, and getting the job done properly and efficiently.

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  • Window Contractor in Markham

    Hi, I'm Rovshan and I've been on construction since 2015. I specialize in many services, and I have been happy to help a lot of customers since joining. You can count on me to get the job done right - just take a look at my reviews bellow.

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  • Worked in construction for a decade now and wanted to start my own business

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  • Hi! I'm your local helping hand. I offer reliable home and moving services in GTA. My skills include minor repairs, painting, drywall repair. I do deliveries and small moves in my minivan, raised bed and planter made to custom size. If you are stuck in do furniture assembly and get you assembled furniture from ikea and wayfair . I am dedicated, detail-oriented, and treat your home with respect. Let me handle your to-do list!

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  • Window Contractor in Markham

    My name is Alexander. I am the owner of Atlant Windows&Doors Inc and a professional window and door installer. I have been in this business for over nine years, working with leading Canadian companies in this field. Today, my team sells and installs windows and doors from premium Canadian manufacturers at competitive prices. My company also provides all types of finishing services for interior home installations, including trim installation, as well as exterior finishing services such as capping, siding, and caulking replacement. A free estimate for your order will be provided as quickly as possible.

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    • Best of Awards 2026

    OUR MISSION Security begins at the door. Whether it’s a private residence, a business property, or a newly installed entry system, every lock deserves careful attention and precise workmanship. Our work is built on a simple principle: do the job properly, use the right hardware, and leave every client with doors that operate smoothly and reliably for years to come. From professional re-key services and insolvency lock-ups to new door hardware installations and full lock replacements, we approach every project with patience, experience, and respect for the property we’re working in. Clients across the Toronto and GTA area rely on us when they want the work handled thoughtfully, discreetly, and done right the first time. EXCELLENCE Experience matters when it comes to the security of a home or business. With more than 15 years in the trade, we focus on doing things the proper way — careful work, the right hardware, and solutions that last. Our work ranges from precise re-key services and lock installations to modern keypad and smart lock systems, helping clients maintain both convenience and control over who has access to their property. Rekeying allows existing locks to be reconfigured so previous keys no longer work, restoring full control without replacing quality hardware. We also assist with house lockouts and hardware repairs, always with a non-destructive approach whenever possible, because protecting the door and frame matters just as much as restoring access. Our technicians continuously stay current with modern locking technology — from traditional mechanical systems to advanced smart locks that provide keyless entry, remote access, and activity monitoring for today’s homes. Above all, our standard is simple: thoughtful work, dependable results, and doors that operate exactly the way they should. INTEGRITY As a proudly Canadian business based in Toronto, integrity is at the center of how we work. When someone invites a tradesperson into their home or business, trust matters — and we never take that responsibility lightly. Our reputation has been built through careful workmanship, clear communication, and treating every property with respect. Many of our clients come through referrals from homeowners, property managers, and businesses throughout Toronto and the GTA who value dependable service and a professional bona fide locksmith they can rely on. Being a local company means our name is tied to the communities we serve. We believe security work should be handled thoughtfully, with attention to detail and long-term reliability rather than quick fixes. When clients choose us, they’re choosing a locksmith who takes pride in doing the work properly — the first time. PROFESSIONALISM Professionalism is found in the quiet details — showing up prepared, taking the time to do the work properly, and leaving every door working exactly as it should. Over the years, that approach has earned us something we value more than anything: clients who call again, and recommendations that travel from one home or business to another. Because when the work is done right, people remember.

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  • Window Contractor in Markham

    Carpenter trying to do some extra jobs on the weekend.

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  • Window Contractor in Markham

    We specialize in drywall taping and finishing

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  • Window Contractor in Markham

    At BEZINI, we provide reliable and professional home improvement, plumbing, and installation services across Richmond Hill and the Greater Toronto Area. With hands-on experience in residential plumbing, carpentry, door and window installation, deck and fence construction, and general home repairs, we take pride in delivering quality workmanship and dependable service. Whether you need a small repair, a complete installation, or help with a home improvement project, we are committed to getting the job done right. We focus on attention to detail, honest communication, fair pricing, and customer satisfaction. Your home deserves quality work, and at BEZINI, we treat every project with care and professionalism.

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  • Sani Co Solutions Inc – Premium Cleaning & Renovation Services in the GTA Sani Co Solutions Inc is a trusted leader in high-quality cleaning and property improvement services across the Greater Toronto Area. We specialize in deep cleaning, post-construction cleaning, luxury home cleaning, general residential & commercial cleaning, pre-listing preparations, drywall repairs, painting, and full-service renovations. Whether you’re a homeowner, builder, realtor, or business, we deliver exceptional results with meticulous attention to detail, transforming spaces to their highest standard. From sparkling clean custom homes to complete renovation finishes, our team is dedicated to excellence on every project. Why clients choose us: • Professional, reliable and fully insured • Skilled, experienced, uniformed teams • Flexible scheduling & fast turnaround • Quality workmanship and guaranteed satisfaction We proudly serve Toronto, Durham, York Region & the GTA. Experience unmatched quality, service and results—choose Sani Co Solutions Inc.

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  • 10+ Years serving the GTA. Window and door installation, tiling, paint and more...

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  • Window Contractor in Markham

    I have 15 years Experience

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  • Window Contractor in Markham

    YES SPACE CONSTRUCTION is a local renovation company serving the GTA and surrounding areas. We specialize in flooring, painting, drywall, tile, basement finishing, kitchen and bathroom updates, and general renovation work for residential and commercial spaces. We focus on honest communication, clean workmanship, fair pricing, and reliable service from start to finish. Whether it is a small repair, a room upgrade, or a larger renovation project, our goal is to help clients improve their space with quality work and attention to detail.

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  • Window Contractor in Markham

    Always making sure client are happy and satisfied with my work I did

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  • Window Contractor in Markham

    Architectural Engineer with extensive experience in architectural design, structural detailing, technical drafting, and the preparation of precise construction drawings and blueprints. Proficient in construction coordination and project support, including scheduling, project tracking, quantity take-offs, cost estimating, and the development of high-quality plans, schematics, renderings, and technical details. Experienced in restoration plans, renovation, and adaptive reuse projects for historical and heritage buildings, with a strong understanding of building systems, construction processes, and regulatory requirements. Recognized for delivering accurate, detail-oriented design solutions while effectively collaborating with multidisciplinary teams, consultants, contractors, and clients.

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  • Window Contractor in Markham

    Need a General contractor, Window Contractor, Handyman, Carpenter, Metal worker & Mason based in Thornhill, Ontario or nearby? Smart home developer can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to talk about your job and get a quote.

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4.9

Top rated Window Contractors

Our Window Contractors in Markham, are rated 4.9 out of 5 based on 525 reviews from homeowners like you.

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What types of services are offered by window installers in Markham?

Window installers in Markham provide solutions for a wide range of home and business needs. Working with a pro ensures projects are completed efficiently and are tailored to your property’s specific requirements.

Popular services offered by window contractors in Markham include:

  • Installing or replacing glass windows to improve energy efficiency and ensure your home is protected from drafts

  • Installing or replacing window frames to upgrade aging or damaged frames and provide a secure foundation for new window panes

  • Integrating or replacing skylights or light domes to bring natural light into darker areas of the home

  • Fitting or replacing insect screens to keep bugs out while allowing fresh air to circulate

  • Repairing windows to fix issues like broken seals, damaged hardware, sticking tracks, or cracked panes

  • Repairing dormers or skylights to address leaks, worn flashing, or structural problems that can cause moisture damage if left untreated

  • Weatherproofing windows and doors to help homes handle extreme cold, snow, and temperature fluctuations

Find the right window contractor in Markham with ease. Share the details of your project on HomeStars, and local pros will get in touch. Browse their profiles, see past work, and request quotes to make an informed decision for your home or business.

What are the average costs of window installation and replacement contractors in Markham?

Before you start working with a window contractor in Markham it’s helpful to understand typical pricing. Knowing the usual costs for window work in your area can help you plan your budget and choose the right materials.

Most window contractors in Markham provide flat project quotes for both repairs and installations. This pricing usually reflects the type of window, labour involved, materials, disposal fees, and any additional features such as energy-efficient glass or custom sizing.

For common window installation and replacement jobs in Markham, expect the following:

  • Standard vinyl window replacement cost: $300 to $800 per window, including installation
  • Energy-efficient or triple-pane window installation: $600 to $1,200 per window
  • Installing or replacing window frames: $600 to $1,200 per window
  • Installing or replacing skylights or light domes: $1,000 to $4,000+
  • Installing or replacing insect screens: $50 to $150 per window
  • Repairing dormers or skylights: $300 to $1,200
  • Minor window repairs (resealing, hardware fixes): Often $150 to $500
  • Weatherproofing windows and doors: $5 to $10 per window; $200 to $600 for all windows and doors

Find window contractors in Markham on HomeStars

Whether you need a simple repair or full window replacements, connecting with window contractors in Markham is straightforward. HomeStars makes it easy to find the right fit for your project.

How to hire Markham window installation contractors on HomeStars:

  1. Start by posting your project. Clearly outline the type of window installation or repair you’re planning, and add pictures to help window contractors in Markham understand the job.

  2. Compare profiles, review work history and read customer feedback for window installation and window replacement contractors in Markham.

  3. Connect with multiple window contractors in Markham to discuss your project, request quotes and ask any questions.

  4. Hire the right pro to get the job done and leave a review based on your experience. Our review system helps highlight those who deliver great results and flags issues when work doesn’t meet expectations.

Thanks to HomeStars, you find and compare local window contractors in Markham easily. All window installers in Markham who join our platform are verified through ID and company checks, so you can hire with confidence.

What to ask a window contractor in Markham before hiring?

If you’re wondering how to choose a window contractor in Markham, these questions can help you find the right match for your project.

Are you licensed and insured?

It’s always a good idea to confirm that window contractors in Markham have the proper licensing for your area and carry insurance. This protects you in case of accidents or damage during installation or repairs.

What materials and window types do you recommend?

The right window contractor in Markham will explain the options available, such as vinyl, aluminum, wood, or energy-efficient windows, and advise on what works best for your home and climate.

How do you handle unexpected issues?

Occasionally, Markham window installers encounter problems like hidden water damage or framing issues. Knowing in advance how they handle additional work or costs can save stress later.

Will you take care of permits if required?

Some window installations, particularly egress windows, large replacements, or projects involving structural changes, may require permits from your municipality. It’s important to ask window contractors in Markham whether they handle the permit application and approval process or if that responsibility falls to you.

FAQ: Common questions about window contractors in Markham

Do Markham window contractors offer warranties or guarantees?

Many window installers in Markham provide warranties on both materials and installation. Clarifying coverage protects you if problems arise after the project is complete.

Do Markham window contractors provide custom solutions for unique window sizes or shapes?

Many window installers in Markham can create or source custom windows for bay, bow, arched, or non-standard openings to ensure a proper fit and finish.

Can Markham window contractors handle both residential and commercial projects?

Some window installation and replacement contractors in Markham specialize in residential homes, while others also work on commercial buildings. Make sure your preferred Markham window contractor has experience with the type of property you need serviced.

Can window contractors in Markham replace or upgrade windows while I’m living in the home?

Some window contractors in Markham can work efficiently without major disruption, while others may require rooms to be cleared or temporarily vacated. Clarify this before hiring.

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