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General contractors in Thornhill, Ontario

Looking for a general contractor in Thornhill, Ontario? Post your project on HomeStars and get matched with Thornhill, Ontario building contractors in your area. Browse profiles, read genuine customer reviews, and discuss your project details with interested pros. All before you make your final choice.

Some of our top rated general contractors in Thornhill, Ontario

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  • General contractor in Thornhill, Ontario

    Newport aluminum has over 10 years of experience providing comprehensive service in windows, doors, eavestrough, soffit, fascia, all types of siding including vinyl, aluminum, and steel, along with aluminum capping. Newport aluminum prides itself on delivering service with attention to detail, excellent timeliness, and quality workmanship. As the owner and operator I have great confidence and respect in being able to provide excellent communication and honesty. After working with multiple skilled tradesman for 10+ years I founded this company in 2024 with the idea of continuing to share the skills and knowledge I’ve learned to customers. I find joy in working together with the homeowner to find the best solution possible.

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  • General contractor in Thornhill, Ontario

    Residential, Commercial, Service, Maintenance, Drain Cleaning, Blocked Drains. Offering a full range of plumbing services, some listed below: - Rough in DWV ( Residential / Commercial ) - Finishing ( Residential / Commercial ) - Back water valves - Service Calls - Hot water heaters - In floor heating hydronics - Snaking Drains - Drain cleaning - Fixture Replacements - Water service replacement - Underground sanitary/storm drain re pipe - Sewage Ejector Pump Rough ins / Sump Pump / Maintenance - Water Filtration Licensed and Insured Plumbing Professionals

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  • General contractor in Thornhill, Ontario

    With over 6 years of hands-on experience, I specialize in a wide range of home improvement services including carpentry, fencing, decking, framing, plumbing, and finishing work. Whether it’s building a new deck or fence, applying a smooth epoxy finish, or handling detailed interior upgrades, I bring precision, reliability, and quality to every job. Clients appreciate my clear communication, attention to detail, and commitment to delivering results that last. Every project is completed with care — on time and on budget. Looking forward to helping you bring your next project to life!

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  • General contractor in Thornhill, Ontario

    Thank you for checking the profile of JustPro Renovations Services. At JustPro we focus on demolition and debris removal services for your renovation projects. By giving contractors and homeowners a fresh and safe place to continue their work, we clear away the mess to ensure the project continues as planned. With drywall, mudding, and taping services as well, to allow a smooth transition for your interior finishes. JustPro also provides power washing services for residential and commercial properties. We understand the prospect of a renovation can be overwhelming, and we're here to help. JustPro can discuss your plans and arrange a quote by phone or email at the ready. Welcome to our JustPro Family!

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  • General contractor in Thornhill, Ontario

    KVS Plumbing has been in business for over 10 years serving the GTA. We have licensed plumbers to adequately investigate the issue, come up with a solution and complete the work with the least invasive process. We perform: -Full washroom/kitchen rough ins - Fixture replacement -Clogs/leaks -Legal basements - Commercial renovations - Water purification ***** Please do not short list us if you are not comfortable with the following: Min service call $150, $100/hour. We are licensed, insured and fully experienced any plumbing system. Much Appreciated Kyle

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  • General contractor in Thornhill, Ontario

    I’m Hassaan-ul Haque, a dedicated carpenter and renovation expert with over five years of experience in transforming homes and spaces. As the owner of HAUL Contracting, I take pride in delivering high-quality craftsmanship, whether it’s custom carpentry, home renovations, or remodeling projects. My goal is to bring my clients’ visions to life with precision, efficiency, and attention to detail. Passionate about continuous improvement, I’m always honing my skills to provide the best results possible.

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  • General contractor in Thornhill, Ontario

    Oleksandr Kramariuk can help you with your install or replace wooden floor or parquet, epoxy flooring, install laminate floor, install vinyl, linoleum or pvc floor, wall or floor tiling, install or replace carpet, repair floor, install or replace floor heating, repair or maintain floor heating, install or renovate stairs, repair or maintain stairs, repair wall or floor tiles & refinish or polish floor request in Etobicoke and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Oleksandr Kramariuk now to discuss your needs and arrange a quote.

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  • General contractor in Thornhill, Ontario

    Lawn Care specialist with 10 plus years experience.

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  • General contractor in Thornhill, Ontario

    GNK Renovations offers drywall installation and repair, insulation, plastering, electrical fixture installs, and general home renovation services across the Durham Region. Fast quotes, clean results, and dependable service for all your home improvement needs.

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  • General contractor in Thornhill, Ontario

    Our renovation company is called full house renovation. We work on decks, fencing, custom bathrooms, basement renovations, flooring and tile installations. Anything you name it. We are family owned so our pricing is very reliable. We make sure you are 100% satisfied

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  • General contractor in Thornhill, Ontario

    A. Hoti Stone & Masonry Inc. specializes in all types of natural stone applications. We make every house look different and unique using our special skills. A. Hoti Stone & Masonry Inc. has been providing quality natural stone for over 20 years. Insured with WSIB and have liability insurance. A.Hoti Stone&Masonry Inc. Is anyone looking for a stone or brick Mason? We specialize in restoration. Natural Stone Installation Any brick /stone repair Tuck-pointing Stone foundation repairs Chimneys, fireplaces Outdoor kitchens/BBQ ovens Windows and doors Sills Patios, walkways, steps Pillars/entrance features References available.

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  • General contractor in Thornhill, Ontario

    S.G.R.D construction inc can help you with your install or replace window frames, build or renovate basement & install or repair acoustic ceiling tiles request in Brampton and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with S.G.R.D construction inc now to discuss your needs and arrange a quote.

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  • General contractor in Thornhill, Ontario

    I am a skilled and reliable professional with extensive experience in cleaning, painting, and a wide range of renovation services. I take pride in delivering high-quality workmanship, attention to detail, and efficient service on every project—whether it’s a simple refresh or a full-scale renovation. My expertise includes deep cleaning, interior and exterior painting, drywall repair, flooring installation, and general home improvements. I am committed to customer satisfaction, meeting deadlines, and ensuring that every space I work on is left better than I found it.

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  • General contractor in Thornhill, Ontario

    With over six years of experience, our company specializes in high-quality remodeling and renovation services for both residential and commercial properties. We are committed to delivering outstanding craftsmanship, innovative designs, and functional spaces that enhance both aesthetics and usability. Whether you’re looking to modernize your home, renovate your office, or completely transform a space, we provide tailored solutions to meet your unique needs and vision. Our Services: We offer a comprehensive range of carpentry and renovation services, covering everything from structural framing to intricate finishing details. Our expertise includes: • Full Home & Commercial Remodeling – Complete renovation solutions for kitchens, bathrooms, basements, offices, retail spaces, and more. • Framing (Start to Finish) – Structural framing and woodwork, ensuring strong and durable foundations for any renovation project. • Finish Carpentry & Custom Woodwork – High-quality finishing touches, including baseboards, crown molding, wainscoting, and trim work. • Door & Window Installation – Precision installation of interior and exterior doors, windows, and custom millwork. • Flooring & Staircases – Installation of hardwood, laminate, vinyl, and custom staircases for a refined, polished look. • Cabinetry & Built-ins – Custom-built cabinets, shelving, and storage solutions that maximize space and enhance interior aesthetics. • Painting & Drywall – Professional drywall installation, repairs, and high-quality painting services to give your space a fresh, updated feel. • Commercial Renovations – Functional and stylish transformations for office buildings, retail stores, restaurants, and other commercial properties.

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  • General contractor in Thornhill, Ontario

    C11 Homes – Creating Beautiful Living Spaces Across the GTA Since 2012, C11 Homes has been helping homeowners across the Greater Toronto Area turn their houses into dream homes. We specialize in renovations, design, and construction — offering high-quality, affordable solutions that are customized to fit your vision and lifestyle. From kitchens and bathrooms to full home makeovers, our experienced team takes pride in delivering outstanding results with attention to detail and a strong focus on client satisfaction. What We Offer: Free on-site consultations Complimentary design concepts for any project Reliable, professional service from start to finish Let’s bring your vision to life — reach out today and see how C11 Homes can help

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  • General contractor in Thornhill, Ontario

    I run a family company we’ve taken pride in our workmanship for 20+years and we strive to better every contract we take on . We have a wide variety of skills, no job too small or too big please feel free to contact us .

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4.9

Top rated general contractors

Our general contractors in Thornhill, Ontario, are rated 4.9 out of 5 based on 835 reviews from homeowners like you.

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What types of services are offered by local general contractors in Thornhill, Ontario?

Whether it's a home renovation or a commercial project, a local general contractor in Thornhill, Ontario can help streamline the process. They’ll handle everything from project planning to construction, making sure the work is done right, on time, and within budget.

Popular general contractor services include:

  • Installing or replacing a roof
  • Repairing or maintaining a roof or gutter
  • Installing or renovating bathroom
  • Paving installation

Wondering how to find a general contractor in Thornhill, Ontario? Make your search easier with HomeStars. Just post your job, provide a few details, and choose from available general contractors in Thornhill, Ontario. It’s quick, simple, and hassle-free.

What is the average cost of hiring a general contractor in Thornhill, Ontario?

On average, general contractors in Thornhill, Ontario typically charge an average hourly rate of $50 to $150. In some cases, they might charge per project, such as for smaller renovations or larger construction jobs, with costs ranging from $5,000 to $200,000 or more. Thornhill, Ontario general contractors may also charge 10% to 20% of the total project cost, depending on the scope of work.

For common general contractor jobs, expect to pay:

Find a general contractor in Thornhill, Ontario on HomeStars

Finding the right general contractor in Thornhill, Ontario is all about matching your project needs with the right experience and budget. HomeStars makes it easy to connect with Thornhill, Ontario building contractors who have a proven track record, with customers leaving reviews and ratings based on their past work.

How to hire Thornhill, Ontario general contractors on HomeStars:

  1. Start by posting your project. Add details about the work and include pictures for accurate quotes.

  2. Read through and compare profiles of general contractors based in Thornhill, Ontario.

  3. Connect with a general contractor in Thornhill, Ontario to discuss your project, request a quote and ask any questions.

  4. Hire the right pro to get the job done and leave a review based on your experience.

Whether it’s a small renovation or a major construction project, HomeStars lets you easily review and select general contractors in Thornhill, Ontario with confidence. All building contractors in Thornhill, Ontario who register on our platform are verified through ID checks, so you can hire the right pro with peace of mind.

What to ask a Thornhill, Ontario general contractor before hiring?

Before you hire, you might want to ask general contractors in Thornhill, Ontario the following questions to get a better understanding if they’ll be a good fit for your project.

What types of projects do you usually handle?

A general contractor in Thornhill, Ontario should be able to outline the types of projects they specialize in, such as home renovations, new builds, or commercial construction. Local experience as a contractor in Thornhill, Ontario is important for understanding regional building codes and construction practices.

Do you handle permits, inspections, and subcontractor coordination?

The right Thornhill, Ontario general contractor will manage permits, inspections, and coordinate subcontractors, ensuring your project meets legal and safety requirements without unnecessary delays.

Do you carry general liability insurance and WCB coverage?

All general contractors in Thornhill, Ontario should carry general liability insurance and be registered with the provincial Workers’ Compensation Board to protect both you and their team in case of accidents or property damage.

How do you handle disputes or issues during construction?

A general contractor in Thornhill, Ontario should have a clear process for managing disputes, unexpected delays, or mistakes. They should be able to explain how they communicate issues, propose solutions, and involve you in decision-making when adjustments are needed.

Who will manage the project on-site, and how will communication work?

Clarify who oversees daily operations and how you’ll stay updated throughout the project. The Thornhill, Ontario building contractor should assign a dedicated foreperson or project manager to coordinate all aspects of the work, including supervising subcontractors and scheduling inspections.

FAQ: Common questions about general contractors in Thornhill, Ontario

How long does a typical renovation or construction project in Thornhill, Ontario take?

Project timelines depend on size and complexity. A Thornhill, Ontario general contractor will provide a realistic schedule with start and completion dates and will update you on milestones throughout the project.

When should I hire a general contractor?

Hiring a Thornhill, Ontario general contractor early in the planning phase is ideal, especially for large renovations or construction projects. They can help with budgeting, timelines, permits, and coordination from the start.

Do general contractors in Thornhill, Ontario handle cleanup after the project?

Most building contractors in Thornhill, Ontario include cleanup as part of their services, ensuring debris is removed, the site is safe, and your property is left in good condition once work is complete.

Do general contractors offer design advice or planning support?

Some general contractors in Thornhill, Ontario provide design input, helping you optimize space, layout, and materials. While they may not replace an architect, their practical experience can improve efficiency and cost-effectiveness.

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