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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

    Professional Plumbing, Drain, Waterproofing & Handyman Services I provide reliable, high-quality plumbing, drain, waterproofing, concrete, and handyman services for residential and commercial properties. With years of hands-on experience, I am committed to delivering professional workmanship, affordable pricing, and excellent customer service. I specialize in all types of drain and plumbing work, including drain cleaning, unclogging, repairs, replacements, and installations. I also offer waterproofing and concrete services to help protect and improve your property. In addition, I provide a wide range of handyman services, from small repairs and maintenance to general home improvement projects. I take pride in completing every job cleanly, efficiently, and with attention to detail. My goal is to provide long-lasting solutions while treating every home and property with care and respect. ✔ Plumbing Repairs & Installations ✔ Drain Cleaning, Repairs & Replacements ✔ Waterproofing Services ✔ Concrete Work & Repairs ✔ Handyman Services & Home Repairs ✔ General Maintenance & Improvements ✔ Camera Inspections ✔ Residential & Commercial Service ✔ Clean, Reliable & Affordable Work Customer satisfaction is my top priority.

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  • General contractor in Thornhill, Ontario

    At AromA Kitchens & Baths Inc., we specialize in high-quality custom millwork designed to elevate your home with craftsmanship and precision. From bespoke cabinetry and custom built-ins to intricate woodwork details, our team is dedicated to bringing your vision to life with tailored solutions that reflect your style and needs. We take pride in using premium materials and expert techniques to deliver results that are both functional and beautifully crafted. Whether you're renovating a kitchen, upgrading your storage, or adding architectural character to your space, our focus is on delivering custom millwork that makes a lasting impression.

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  • General contractor in Thornhill, Ontario
    • Best of Awards 2026

    Kingdom Roofing Limited is a team of expert roofers available 24 hours a day to install, repair or do maintenance to your roof. Kingdom Roofing Limited provides the highest quality workmanship, using top quality materials at affordable prices. We are committed to offer honest and professional advice to all our customers. We do not want to sell you a roof that you do not need, that is why our services include preventative maintenance and repairs. We will help you extend your roof service life and avoid costly roof replacements. What do you get from working with Kingdom Roofing Limited? Professional assistance available to answer your inquiries at any time Affordable solutions for your roof improvement or new roof installation Detailed working plan including a dateline for finishing the project Expert roof installers to repair, maintenance or install a new roof on schedule A mess free home or business. We clean the job site and make sure you are satisfied with the end result. Our services include Installation of new roofs Repairs (leak repairs, skylight repairs, chimney repairs) Maintenance (removing litter, cleaning gutters and drains for proper water flow) Storm damage and insurance workmanship Tear off, re-roofs and re-decking Three tab and architectural shingles Wood Shake and Flat Roofs Commercial Services APP Modified Bitumen SBS Modified Bitumen BUR (Built up) Slate and Tile Expansion Joint Covers Edge Metal Systems EPDM-Rubber Roofing TPO & PVC Standing Seam Metal Shingle & Shake 790-11 Hot Rubberized Asphalt Commercial Skylights Roof Vents & Vents

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  • General contractor in Thornhill, Ontario

    👋 Hi, I’m Moon – Aluminum Railing Specialist I have more than 5 years of professional experience working exclusively in the aluminum railing industry. This is my specialty – I don’t do anything else. I focus on installing clean, durable, and great-looking aluminum railings for both residential and commercial clients. 📍 Based in Oakville – Serving the GTA I’m based in Oakville and provide services across the Greater Toronto Area, including Mississauga, Toronto, Burlington, Brampton, and surrounding cities. 🔧 What I offer: Customized installation with attention to detail Strong, weather-resistant results Reliable, on-time service and clear communication ✅ Why hire me? Because I do one thing, and I do it right: high-quality aluminum railings. If you're looking for a specialist who stands behind their work, I’m the right person for the job.

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  • General contractor in Thornhill, Ontario

    We are team of professional and licensed people. Our team can help number of house jobs. Such as flooring, painting, electrical work, HVAC, interior design.

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  • General contractor in Thornhill, Ontario

    Scott's English Painting is a Ajax based Painter, Handyman, Carpenter, Cabinet painter, Interior decorator, floor and trim installation, general contractor. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with interior painting, exterior painting, wallpapering, remove wallpaper, decorative painting, transform furniture & staining or painting projects of all sizes, message us so we can assist you and arrange a quote.

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  • General contractor in Thornhill, Ontario

    Steve is a Saint-Eustache based Handyman, Carpenter, Cabinet maker & Kitchen Renovation Company company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with assemble or disassemble furniture & build furniture, message us so we can assist you and arrange a quote.

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  • General contractor in Thornhill, Ontario

    I have 4 years of experience in general contracting. Apart from that i have good amount of knowledge in IKEA products assembly. I always try to clean after i have done my work.

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  • General contractor in Thornhill, Ontario

    Hello my name is ilija, I have accumulated over 15 years in construction specialising in custom flooring and interior trim. I have a vast knowledge and understanding of construction including operating heavy equipment. Like all people im looking for more work, I am a firm believer in doing it once and doing it right. I look forward to working with you on your next project big or small.

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  • General contractor in Thornhill, Ontario

    I work as self employed And I do House painting. for houses and Commercial and we do epoxy for garages.

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  • General contractor in Thornhill, Ontario

    With over 5 years of experience in general contracting, our company is built on a strong foundation of expertise and professionalism. Our founder brings more than 30 years of construction management experience across multiple continents, offering a global perspective and deep industry knowledge. We are a professionally managed organization, where every project is overseen by Certified Project Management Professionals (PMP & PgMP). This structured and disciplined approach ensures that each project is handled with precision, transparency, and efficiency. Our professional methodology focuses on clear planning, detailed scoping, and open communication from the very beginning. We work closely with our clients to fully understand their expectations and translate them into a well-defined project plan. Industry experience shows that over 90% of project disputes arise from misunderstandings about the scope of work. That is why we place strong emphasis on clearly defining and explaining every aspect of the project before work begins, ensuring alignment between client expectations and project execution. This commitment to clarity and professionalism allows us to deliver projects on time, within budget, and to the highest quality standards.

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  • General contractor in Thornhill, Ontario

    Transform Your Home with contractors13– GTA’s Trusted Renovation Experts! ✨ Looking to upgrade your home? Need a reliable team to get the job done quickly and professionally? Look no further! Contractors 13 is a GTA-based residential renovation company that brings beauty and functionality to every space we renovate. Whether you're updating a single room or renovating your entire home, our expert team delivers top-notch craftsmanship with a focus on speed, precision, and customer satisfaction. Our Services Include: Kitchen Renovations – Modernize your space with custom cabinetry, countertops, and stylish finishes. Bathroom Upgrades – From sleek designs to full remodels, we create spa-like retreats. Basement Finishing – Turn your basement into a functional living space, rental unit, or entertainment hub. Separate entrance, egress windows for legal basement unit. Flooring & Painting – Vinyl, tile, laminate, or fresh paint—we do it all! Doors, Windows & Trim Work – Enhance your home's aesthetics and energy efficiency. ️ General Home Improvements – No project is too big or

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  • General contractor in Thornhill, Ontario

    Fast, honest, and skilled — I specialize in quick turnarounds for common home repairs, preventative maintenance, and small renovations that save you time and money. I provide upfront quotes, tidy work, and follow‑up support. Message me for a same‑week visit.

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  • General contractor in Thornhill, Ontario

    Hi everyone I do all interior and exterior work, please let me know if you need anything

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  • General contractor in Thornhill, Ontario

    🏡 Club Construction Your Trusted Partner for Custom Home Renovations in the GTA - We do Finance! For over 10 years, Club Construction has proudly served homeowners across Toronto, Mississauga, Barrie, Oshawa, and many other areas in the GTA and Southern Ontario, delivering high-quality renovations/remodeling that blends craftsmanship, warrantied work, affordable payment plans and transparency. As fully licensed and insured contractors, we specialize in: Custom Home Renovations Kitchen & Bathroom Renovations Basement Finishing & Remodel Luxury Interior Upgrades And more! Why Choose Us? ✅ Over 98% customer satisfaction in more than 10 years in business. ✅ Fully Licensed and Warrantied work ✅ Free, No-Obligation Quotes – Transparent pricing with no hidden fees. ✅ Local Expertise – Serving the GTA for over 10 years, with deep knowledge of Ontario building codes and homeowners' preferences and challenges. ✅ Affordable Finance - 0 Down, options with 0% interest and 0 payments* "We treat every project like it’s our own home—delivering on time, on budget, and no shortcuts." – Karim Fahim, Founder Contact us today for a personalized FREE consultation.

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  • General contractor in Thornhill, Ontario

    Exact construction specialize in home renovations. Update bathrooms, kitchens, basements and all other living spaces indoor and outdoor.

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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 860 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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