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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

    We do all interior renovations work and built basement too

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  • General contractor in Thornhill, Ontario

    From leaks to blockages, BOS Plumbing & Drains keeps your home flowing smoothly 💧 Same-day plumbing, 24/7 emergency service, and customer-focused care you can always count on.

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  • General contractor in Thornhill, Ontario

    Electrian

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  • General contractor in Thornhill, Ontario

    Complete Bathroom Renovations: From standard fixture replacements to complex curbless shower installations that require professional floor recessing and waterproofing. • Kitchen Transformations: Expert cabinet installation with a focus on proper leveling to ensure perfect countertop seams and doors that close smoothly. • Flooring & Drywall: Professional installation of all flooring types and wall assemblies, including 2-layer fire-rated systems with correctly staggered seams for maximum safety. • New Builds & Additions: Creating new interior spaces, such as non-load-bearing drywall walls, efficiently and affordably. Why Choose Me? • Transparent Pricing: I provide detailed estimates up front so you can plan your budget effectively. • Code Compliant: I understand when projects, like relocating plumbing lines, require specific permits to ensure your home remains safe and legal. • Safety First: I use proper protective handling when dealing with materials like fiberglass insulation to keep your home environment clean. • Fully Prepared: I operate with professional standards, ensuring the right approach to every task from structural prep to the final finish.

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  • General contractor in Thornhill, Ontario

    Expert Handyman & Contractor serving the Greater Toronto Area, specializing in high-quality residential and commercial renovations and repairs.  We handle everything from vanity upgrades to full kitchen & bathroom remodels, as well as precise finish-work such as tiling, flooring, drywall, trim, and custom wall paneling.  Our services also include painting, plumbing fixture replacements, carpentry, glass shower installations, and wallpaper. Known for clean workmanship, clear communication, and reliable timelines, we take pride in delivering results that last whilst maintaining a clean work space. Whether it’s a complete renovation or a small repair, every project is a priority and completed with the same attention to detail and professionalism.  Free estimates available, with before-and-after photos to showcase the quality of our work.

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  • Davies Plumbing and Home Solutions provides reliable plumbing and home repair services across the GTA. Led by a Red Seal licensed plumber, we focus on quality workmanship, honest advice, and lasting solutions. Our goal is simple: dependable service and repairs done right the first time.

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  • General contractor in Thornhill, Ontario

    TCM construction Inc. Providing top quality masonry and renovation services to home owners across Ontario since 2003.

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  • General contractor in Thornhill, Ontario

    Hello, my name is Mirwais Raufi and I’m the owner of 5 Stars Reno & Design. We specialize in transforming homes, whether it’s a small upgrade or a complete renovation. From kitchen and bathroom remodels to full-home redesigns, we provide high-quality craftsmanship, personalized design, and attention to every detail.

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  • General contractor in Thornhill, Ontario

    I work 7 years

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  • General contractor in Thornhill, Ontario

    Hi my name is Raj I am working around GTA for last 12 years as a contractor my main trade is welder but I do installation pretty much everything glass. railing. stairs and also have the welding equipment if any repair which does require welding will be able to do that and pretty much a handyman do everything drywall work any kind of homework

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  • General contractor in Thornhill, Ontario

    Experienced general handyman capable of handling a wide variety of tasks like general repairs, furniture assembly, appliance installation, etc. We are experienced in basement renovations as well as other general renovations. We are experienced in various flooring installations including hardwood, laminate, and luxury vinyl plank (LVP). We also do drywall installation and repair work. We are experienced in deck reconstruction and railing installation. If your deck needs resurfacing and repair we are happy to handle it.

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  • General contractor in Thornhill, Ontario

    Ultimate Designs is an architectural design firm with a unique focus on the designs, Building code consultation field. We would like to introduce our line of services for future cooperation, providing support for your respected company helping you in executing any designs / permit drawings projects efficiently. Over the years, Ultimate Designs projects extend from the GTA to the Niagara region and into South Western Ontario. Our mission statement is to finish each and every project to its standards, on time and on budget. The following is a list of projects we excel at: • Commercial Tenant fit up • Space planning • Office space-planning • Custom Homes • Residential additions / renovations • Colored Renderings • Structural Drawings • Mechanical Drawings and Plumbing Drawings Our services include: • Consultations (On hourly Basis + Mileage) • Concept drawings and Proposal drawings • Permit applications ( Including OBC Matrix) • Committee of adjustment applications (Bylaw variance) • Site plan applications. • Architectural working drawings • Interior space-planning • Drawing coordination of consultants • Measured drawings (existing buildings – As Built) • Building material specifications • Review of contractor’s bids / quotations • Review of contractor’s documents and specifications • Site review of construction / builder

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  • General contractor in Thornhill, Ontario

    work with brick and stone.

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  • General contractor in Thornhill, Ontario

    Network

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  • General contractor in Thornhill, Ontario

    I provide professional residential and commercial cleaning services throughout Toronto and the GTA. With over 12 years of experience working for the school board, I have developed extensive knowledge of professional cleaning procedures, sanitation practices, and maintaining facilities to strict cleanliness and safety standards. My experience includes cleaning and maintaining classrooms, offices, washrooms, common areas, and high-traffic spaces where attention to detail and consistent results are essential. I understand the importance of creating clean, healthy, and welcoming environments for families, employees, and visitors. Services include regular house cleaning, deep cleaning, move-in/move-out cleaning, office cleaning, dusting, vacuuming, mopping, bathroom and kitchen cleaning, and general housekeeping. I take pride in being reliable, punctual, and thorough, ensuring every job is completed to a high standard. Customer satisfaction is my priority. Whether you need a one-time cleaning or ongoing service, you can expect professional workmanship, honest communication, and dependable service every time.

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  • General contractor in Thornhill, Ontario

    General contracting business specializing in restoration services like plumbing, drywall, flooring, trim, paint, etc. We also do renovations, popcorn ceilings, framing and more!

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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 839 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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