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Some of our top rated window contractors in Markham

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  • Opzionie Architectural Systems Inc. Canadian Entrance, Opening & Security Solutions Opzionie Architectural Systems Inc. is a Canadian company specializing in the design, supply, installation, maintenance, inspection, and integration of entrance, opening, security, and architectural hardware systems for commercial, institutional, industrial, and residential properties across Ontario. With more than 26 years of international industry experience, our expertise has been developed through projects involving commercial buildings, financial institutions, embassies, government facilities, healthcare, hospitality, education, and other high security environments throughout Canada and the Middle East. We provide practical, technically sound, and cost effective solutions that combine architectural hardware, physical security, accessibility, automation, modern access control technologies, finishes items like vinyl / laminate flooring amd other many more architectural finishes. Our Core Services Doors & Entrance Systems • Commercial and Residential Door Solutions • Hollow Metal and Wood Doors • Aluminum Storefront Entrances • Glass Entrance Systems • Fire Rated Door Assemblies • High Security and Specialty Doors • Vault and Security Door Consultation • Sliding, Swinging and Automatic Doors Architectural Hardware • Door Closers • Hinges and Pivots • Exit Devices • Lever Handles and Locksets • Cylinders and Master Key Systems • Door Coordinators • Thresholds and Weatherstripping • Door Accessories Locksmith & Security Services • Lock Repair and Replacement • Rekeying Services • High Security Cylinders • Smart Locks • Electronic Locking Systems • Electric Strikes • Electromagnetic Locks • Panic Hardware • Access Control Hardware Automatic Door Systems • Automatic Swing Door Operators • Automatic Sliding Doors • Low Energy Operators • Accessibility (AODA) Solutions • Preventive Maintenance • AAADM Inspections Security & Access Solutions • Access Control • Door Automation • Security Hardware • Entrance Security Assessments • Physical Security Upgrades • Safe Room and High Security Door Consultation Glass & Interior Systems • Glass Doors • Office Partitions • Shower Enclosures • Glass Hardware • Interior Architectural Systems Why Clients Choose Opzionie • Over 26 years of international industry experience • Canadian company with global project expertise • Strong background in banks, embassies, government facilities, commercial developments, and high security environments • Technical and solution based approach • Honest recommendations before any work begins • Professional site assessments • Supply, installation, inspection, maintenance, and repair • Coordination with leading manufacturers and specialty contractors when required • Fully warranted workmanship • Residential, Commercial, Institutional, Industrial, and Property Management solutions Our Commitment Every project begins with understanding the client's operational, security, accessibility, and budget requirements. We believe in providing the most practical and commercially viable solution rather than simply replacing products. Whether you require locksmith services, architectural hardware, automatic doors, access control, entrance modernization, or specialized security solutions, Opzionie delivers dependable expertise backed by decades of international experience. Our Philosophy Professional Advice. Practical Solutions. Long Term Value.

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  • Linetwins Roofing and Aluminum is a trusted roofing and exterior contractor proudly serving Toronto and the Greater Toronto Area (GTA). We specialize in high-quality residential and commercial roofing, siding, soffit, and fascia solutions designed to protect your property and enhance its appearance. With years of hands-on experience, our team delivers durable workmanship. We specialize in professional shingle, flat, metal roofing, siding, soffit, and fascia services designed to protect and enhance your home. With a commitment to quality craftsmanship and dependable service, we help homeowners improve their home, increase efficiency, and safeguard their property from the elements. Whether you need a full roof replacement, storm damage repairs, new siding installation, or upgraded soffit and fascia systems, our experienced team delivers durable solutions built to last. We work with high-quality materials and proven installation techniques to ensure every project is completed safely, efficiently, and to the highest standards. Customer satisfaction is at the heart of everything we do. From the initial consultation to project completion, we provide clear communication, honest pricing, and reliable workmanship you can trust.

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  • Window Contractor in Markham

    With over 15 years of hands-on experience in home renovation and construction, we specialize in turning houses into dream homes. From kitchen and bathroom remodeling to full basement finishing and custom carpentry, we deliver high-quality craftsmanship with honesty, precision, and care. ⭐ Licensed & insured | On time & on budget | 100% customer satisfaction

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    • Best of the Best 2025
    • Best of Awards 2026

    Direct Overhead Doors is a family-owned garage door and entry door company in Vaughan, serving homeowners in Vaughan, Brampton, Woodbridge, Markham, Richmond Hill and surrounding GTA communities since 2015. Owner Rob brings 27+ years of hands-on experience to every job. He is the one who shows up, does the work, and stands behind it. We install and repair garage doors, replace broken springs and cables, install and replace garage door openers, and install fiberglass entry doors. We also do aluminum capping and maintenance to keep your door running safely through Canadian winters. Free estimates and honest advice, with no pressure. If a door can be repaired instead of replaced, we will tell you. HomeStars Best of the Best 2025 and Best of Awards 2026 winner, rated 5 stars by our customers.

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  • Window Contractor in Markham

    At Toronto Garage Door Co., we specialize in high-quality garage door installation, repair, and maintenance services across the GTA. Whether you need a brand-new door to upgrade your home’s curb appeal or fast, reliable service to fix a broken spring or opener, our team is here to help. We pride ourselves on professional workmanship, transparent pricing, and customer-first service. With a wide range of styles and materials to choose from, we’ll help you find the perfect door that fits your home and your budget. From start to finish, our goal is simple: to make your garage door experience smooth, stress-free, and built to last.

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  • More than 20 years construction experience with recird of client satisfaction

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  • Hello! My name is Amin and I have been a carpenter for 10 years within Ontario. I specialize in the installation of doors, handles, caseing, baseboards and door jambs. I offer a lifetime guarantee on all of the work that I do, should any difficulties arise after my work, one call to my cell and I’ll be there to fix it.

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  • Transform your outdoor space into a stunning, functional, and inviting environment with our expert landscaping services. Whether you’re looking to enhance your home’s curb appeal, create a relaxing backyard retreat, or maintain a pristine commercial property, we provide tailored solutions to fit your vision and budget.

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    • Best of the Best 2025
    • Best of Awards 2026

    Carpentry At It's Best offers the best quality of work at the most affordable rates. No job is too big or small. We provide free estimates. We specialize in custom homes, renovations, framing,decks and fine trim work i.e. doors, baseboards, stairs and crown moulding.

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  • Window Contractor in Markham

    I’m Ali, a reliable local tradesman, I can offer Free quotes if you send me some pictures of the work you wanted done—my goal is to deliver good quality work you can trust and confidently recommend. With experience in carpentry, drywall, painting, tiling and tile grout renewal, sink and laundry tub vanity replacement, flooring installation, lighting installation, basic plumbing and electrical work like installing new outlets and many other trades. I'm committed to quality workmanship, and honest service. I can do most home renovation projects and repairs including installations, draft sealing, and light renovations, door replacement, pest prevention, concrete repair, garage door renewal. I am very honest and will give you the best work I can, with care for your home.

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  • Window Contractor in Markham
    • Best of Awards 2026

    I have over 20 years of experience in construction and four years of experience in construction in Canada. My services include apartment renovation, floor replacement, painting, puttying, bathroom renovation, basement renovation, tiling, exterior steps, stone.

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  • Window Contractor in Markham

    Stop staring at those unfinished projects! With a decade of experience in the industry, I provide high-quality painting and handyman services tailored to your home’s needs. I specialize in the "small jobs" that make a big difference, ensuring every task is completed with precision and care. Why Choose Me? 10 Years Experience: A decade of knowing exactly how to handle different wall types and finishes. The Small Job Specialist: No project is "too small." From a single accent wall to a full room refresh. Precision Wall Mounting: I ensure your TVs, heavy mirrors, shelving, and art are perfectly level and securely mounted (no messy holes or crooked frames). Professional Painting: Clean lines, zero drips, and thorough surface preparation for a finish that lasts. My Core Services: Interior Painting: Walls, ceilings, trim, and doors. Wall Mounting: TVs (all sizes), floating shelves, artwork, and curtains. General Handyman: Minor modifications, repairs, and home upgrades. I pride myself on being punctual, keeping a clean workspace, and providing fair, transparent pricing.

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  • Window Contractor in Markham

    Reddy Renovations can help you with your interior painting, exterior painting, install or replace roof, wallpaper room, remove wallpaper, repair kitchen cabinets, decorative painting, repair or transform furniture & small staining or painting project request in Scarborough and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Reddy Renovations now to discuss your needs and arrange a quote.

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  • Window Contractor in Markham

    Incorporated in 2015, we specialize in high end sealant work, residential/commercial, high rise as well as low rise. We may be new to this platform but we bring 23 years of experience in the field.

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  • Window Contractor in Markham

    Welcome to " New Look R" We are your reliable partner in home repairs and improvements. With over 10 years of experience, our skilled team is dedicated to providing high-quality handyman services tailored to meet your unique needs. Whether it’s a small repair or a major renovation, we have the expertise to get the job done right the first time. Services Offered:** - General Home Repairs (drywall, plumbing, electrical) - Painting & Drywall Installation - Furniture Assembly - Kitchen & Bathroom Remodels - Flooring Installation (tile, hardwood, laminate) - Outdoor Repairs (fencing, decks, landscaping) - Seasonal Maintenance (gutter cleaning, winter prep) **Why Choose Us?** - **Trustworthy & Reliable**: We understand how important your home is to you. We are committed to being punctual, respectful, and ensuring a clean workspace. - **Quality Workmanship**: Our team takes pride in delivering exceptional work tailored to your specifications. - **Transparent Pricing**: We provide clear, upfront quotes to help you budget your home projects effectively with no hidden fees. - **Customer Satisfaction**: We believe in building lasting relationships. Our goal is to ensure you are happy with our service, which is why we offer a satisfaction

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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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