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Window contractors in Alton

Whether you need window replacements or repairs, post your project on HomeStars and we’ll match you with local window contractors in Alton. Browse profiles, compare quotes, and read customer reviews before deciding who to hire.

Some of our top rated window contractors in Alton

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  • Favori Canada

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    Window Contractor in Alton

    Favori Canada Inc Premium Aluminum Systems: Bi-Fold • Lift & Slide • Windows • Doors • Enclosures - 🏢Commercial & 🏠Residential - Warranty on all Products - Serving 400km within the GTA - 100% 🇨🇦Canadian Manufactured - German Engineered Hardware - 10+ Years of Experience - Expert Installation

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  • Apex Roofing and masonry

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    Window Contractor in Alton

    Welcome to Apex roofing and masonry we specialise in roofing ,masonry,and exterior restoration We provide reliable,high quality services for both residential and comercial roof repairs, replacements, chimney work, tuckpointing, concrete and waterproofing With skilled craftsmanship, durable materials and a commitment to customer satisfaction, Apex roofing delivers lasting results you can count on.

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  • Christopher OLSEN

    New on HomeStars

    Window Contractor in Alton

    Following my passions to build, create, restore. To serve. I do my own work! Save money by removing the middleman and get a top 1% Mason/Restoration Specialist for less!

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  • Bramble & Briar

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    Window Contractor in Alton

    Custom Carpentry including interior flooring, millwork, cabinetry; Outdoor spaces including fences, decks, and outdoor structures; custom furniture, restorations, reupholstery, and re-creations.

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  • MOHSEN EJTEHADI

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    Window Contractor in Alton

    Helix Home Supplies is a full-service renovation company capable of handling complete projects from A to Z. We manage every stage of the renovation process, including planning, material supply, demolition, framing, plumbing and electrical coordination, drywall, finishing, and final installation. Our team focuses on delivering high-quality workmanship, efficient project management, and reliable timelines for residential and commercial spaces. From small upgrades to full home renovations, we provide end-to-end solutions tailored to client needs with a strong commitment to durability and professional standards.

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  • Ferreira

    No reviews yet

    Window Contractor in Alton

    hello i am jose. I am a 34 year old year old hardworking individual. i have been pouring and finishing concrete for 15 years. i am independent and care about the work i do. good prices and good results.

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  • Noorwood

    No reviews yet

    Window Contractor in Alton

    With almost a decade of experience we take pride in crafting custom millwork for both residential and commercial spaces. From inception to completion, we ensure timely delivery and exceptional results, tailored to your unique vision. - Residential and Commercial Cabinetry - Kitchen and Closet Cabinets - Bathroom Cabinets and Vanities - Accent Walls - Wall units

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  • Home Pro

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    Window Contractor in Alton

    Home Pro Maintenance Inc is your trusted partner for home renovation and construction services in Ontario. We specialize in transforming spaces with expert kitchen and bathroom remodeling, basement finishing, painting, flooring, drywall installation and repair. With a commitment to quality craftsmanship and customer satisfaction, our skilled team delivers reliable, on-time, and professional results that make your home both beautiful and functional.

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  • Freshome Reno

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    Window Contractor in Alton

    Freshome Reno. Turning Dreams Into Realities. Welcome to Freshome Reno, where our focus is trust, guaranteed work and the best value on the market. with many years of experience and well trained craftsman.

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  • Victor Afriyie

    New on HomeStars

    Window Contractor in Alton

    Small Business Home Repairs Handyman, all inclusive. Affordable and expedited. Same day completion.

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  • Padilla’s Construction

    New on HomeStars

    Window Contractor in Alton

    Here at Padilla’s Construction we specialize in Metal and Wood framing, Drywall installation, Taping/Painting, T-Bar Ceiling, ect. We provide quick clean and professional services to meet all your needs.

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  • Sam cabinet

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    Window Contractor in Alton

    renovation and interior design

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  • SILA co

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    Window Contractor in Alton

    SILA-co hits different—we crush concrete pours and precision metal work like stick and TIG welding, while still owning automotive services from custom fab to repairs. Our branches go hard on drywall, full landscaping, and large-batch ultrasonic cleaning for industrial parts. Point blank: whatever your residential or commercial project needs, we’ve got the in-house crew to make it happen without the usual contractor drama. No endless subs, no surprises—just straight quotes, tough builds that last, and zero callbacks. We’re the reliable pros who show up, get it done right the first time, and leave you with work you can actually brag about. Ready for results that don’t disappoint? Hit up SILA-co. We’ll make your project look easy.

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  • Farzin Ghaffari far

    No reviews yet

    Window Contractor in Alton

    Experienced professional painter delivering premium-quality interior and exterior painting services with a strong focus on craftsmanship, precision, speed, and customer satisfaction. Specializing in custom homes, high-end finishes, spray applications, cabinet refinishing, drywall repairs, popcorn ceiling removal, and staining and varnishing of stairs and wood surfaces. From walls, ceilings, and trim work to complete home transformations, every project is completed with detailed preparation, clean execution, fast turnaround times, and flawless finishes. Quality, reliability, efficiency, and treating every home with the same care and attention as my own are the standards behind every job.

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  • Y2 enterprises

    No reviews yet

    Window Contractor in Alton

    I have been building homes and doing custom carpentry for 5 years now I don’t just build houses, I create homes that reflect your dreams and lifestyle. Every detail matters when building your home, and I treat every project with care and precision.

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  • Behtash

    No reviews yet

    Window Contractor in Alton

    Company Profile: Cabinetry, Painting, Plastering & Handyman Services About Us We are a full-service home improvement company specializing in custom cabinetry, painting, plastering, and general handyman services. Our mission is to bring craftsmanship, reliability, and creativity to every project—whether it’s transforming interiors with bespoke woodwork, refreshing spaces with flawless finishes, or tackling everyday repairs with precision. Core Services - Custom Cabinetry & Woodwork - Tailored kitchen cabinets, wardrobes, and libraries - Precision design using CAD software and modern woodworking tools - Focus on durability, aesthetics, and maximizing space - Painting & Plastering - Interior and exterior painting with professional-grade materials - Decorative finishes, color consultation, and surface preparation - Plastering for smooth walls, ceilings, and detailed restoration work - Handyman Solutions - Small repairs and installations (fixtures, shelves, doors, locks) - Home maintenance tasks to keep properties safe and functional - Flexible, reliable service for both residential

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4.9

Top rated Window Contractors

Our Window Contractors in Alton, are rated 4.9 out of 5 based on 250 reviews from homeowners like you.

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

Window installers in Alton 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 Alton 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 Alton 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 Alton?

Before you start working with a window contractor in Alton 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 Alton 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 Alton, 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 Alton on HomeStars

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

How to hire Alton 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 Alton understand the job.

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

  3. Connect with multiple window contractors in Alton 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 Alton easily. All window installers in Alton who join our platform are verified through ID and company checks, so you can hire with confidence.

What to ask a window contractor in Alton before hiring?

If you’re wondering how to choose a window contractor in Alton, 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 Alton 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 Alton 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, Alton 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 Alton whether they handle the permit application and approval process or if that responsibility falls to you.

FAQ: Common questions about window contractors in Alton

Do Alton window contractors offer warranties or guarantees?

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

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

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

Can Alton window contractors handle both residential and commercial projects?

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

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

Some window contractors in Alton 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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