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Find renovation companies in Thornhill, Ontario

Whether your job is for one room of the house or involves a full remodel, HomeStars can connect you with available renovation companies in your area easily thanks to our convenient all-in-one platform. You can compare multiple quotes, read real reviews, and make the hire all in one place!

A woman holds a piece of rolled up posterboard under her arm and stands next to a construction worker holding a clipboard in a room under renovation.

Some of our top rated renovation companies in Thornhill, Ontario

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  • Renovation Company in Thornhill, Ontario

    RM Renovation is a Toronto based renovation company with more than 20 years experience in the field. . WE ARE THE TEAM OF PROFESSIONALS WHO PERFORM KITCHEN, BATH OR BASEMENT RENOVATIONS ACCORDING TO YOUR PERSONAL PROJECT. . Our major activities are renovating basements, kitchens and bathrooms at reasonable prices. Trusting such works to us our clients have convinced in their quality and fast performing. We provide high-quality construction and renovation services as well as give maximum guarantee for our services. Depending on the project we perform our interior design, wall insulation and finishing. Our advantages: Quality and efficiency. We provide preparing and performing works as soon as possible. Years of experience. We are in the renovation services market for many years and have an excellent reputation and hundreds of grateful customers. Individual approach. We approach responsibly to perform each order and find the best options for the task as well as advise customers in order to meet all their individual needs. Highly qualified specialists. We are a team of professionals and perform our work efficiently and reliably. Our employees keep their skills always according to the up to date requirements. Customers positive reviews. We have a lot of positive feedback from the customers. . . Basement renovation: Basement in a private house more often perceived as a technical room: storeroom for garden tools or a cellar to store the harvest. Meanwhile, the basement is easy can turn into a full room to organize here, for example, a vinotheque, bar, home theatre or billiard room. The kitchen in the basement is also becoming a very popular modern solution. Construction and repair of the basement or ground floor, of course, will transform your home by adding not only the living space but also personality. The following work can be done during the basement renovation. Waterproofing. This is necessary if the moisture on the room walls revealed. Heating. If the room is designed for staying long (kitchen, library, bathroom), it should be warm enough in any case. Thermal insulation. This feature will save on heating and prevent heat loss into the ground and it will greatly enhance the energy efficiency of the whole building. Lighting. If the basement has a small level above the soil it can be equipped with energy-saving windows. Additional electric light point sources using LED lamps will be created as well. Soundproofing will be installed if the basement room contains equipment that generates big noise (e.g. water pumps etc.). Water supply and sewerage. These works are performed accordingly to the local water company. Additional pumps can be installed if necessary. Networks for the power supply, LAN or television can be laid, so it will provide you with maximum comfort. . . Kitchen renovation: The kitchen is one of the most visited places in your house. That is why it is so important that this room should be cozy and functional. We will do for you all kinds of our works for any areas of the rooms, from small to large ones. These will be the following: 1. Replacing the wires. 2. Aligning the surfaces of the ceiling and walls. 3. Laying the floor and wall tiles. 4. Floor, ceiling and general kitchen equipment installation. 5. Kitchen windows replacement. 6. Home appliances integration. We always use safe and easy to wash materials. . . Bathrooms renovation: We are trying to renovate the bathroom as soon as possible because we well know this room is essentially the most important thing in your home. This type of repair involves the following: 1. Initial preparing the room, dismounting the wires, old tiles and plumbing communications. 2. Installation of new wiring, plumbing pipes, risers. 3. Preparing the walls, floor and ceiling. 4. Installation the new door and windows. 5. Installing the tiles on the floor and walls. 6. Installation of the new ceiling and lighting. 7. Installation of new connections to the water supply and sanitation. 8. Installation of all sanitary equipment and electric wash machine if needed. We work at any time convenient for you. We are looking forward to meeting you!

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    • Best of the Best 2024
    • Best of Awards 2026

    Welcome to our page! Our team of experts with over 24 years of experience are based in architecture and focused on residential, commercial, and assembly type applications. We are licensed to practice as an architect in Ontario and carry insurance. Our goal is to prepare a complete design and detail drawing within minimum time and with the highest quality. We work with owners to create spaces that they feel comfortable and satisfied. Our service areas include but not limited to Toronto, North York, Mississauga, Etobicoke, Scarborough, Markham, and Vaughan, Caledon Call or email Ben for a free quote today at 416-456-5197 or bbadesignstudio@gmail.com Check out our social medial pages Instagram https://www.instagram.com/bbadesignconsultants/?hl=en Facebook https://www.facebook.com/bbadesign/?rf=275454952576499

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  • Renovation Company in Thornhill, Ontario

    We are a full-service general contracting company proudly serving clients across Ontario. We specialize in building custom homes, constructing legal basement apartments, and delivering complete HVAC and plumbing solutions. Our team also provides high-quality renovation services for bathrooms, kitchens, and living spaces, along with professional painting and finishing work. With a commitment to craftsmanship, safety, and customer satisfaction, we deliver tailored construction and renovation solutions designed to meet your vision and enhance the value of your property.

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  • Renovation Company in Thornhill, Ontario

    Come visit our Flooring showroom ( JOLIE FLOORING PLUS ). Engineered Hardwood, Solid Hardwood, Vinyl, Laminate, Porcelain and Mosaic. Our flooring professionals can help with your entire home, or just one individual room if required. If you fancy a new look, choose from a choice of Wood, laminates, vinyl or even tiles and get the style you have always wanted. Why not pop into our showroom today or call us. We also do general contracting if you are looking for renovation or remodeling! Looking forward to cooperating with you and providing you with great design and building ideas! Jolie Flooring Plus

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  • Renovation Company in Thornhill, Ontario

    Welcome to Masters Concrete – Strong Foundations, Solid Results At Masters Concrete, we’re a trusted general contractor with over 10 years of experience specializing in concrete and structural work for both residential and commercial projects across the GTA. We focus on footings, concrete walls, slabs, foundations, underpinning, extensions, additions, separate entrances, and garden suites. Whether you're building new, renovating, or upgrading, we bring expert knowledge and quality workmanship to every job. What We Offer: • Concrete Footings, Walls & Slabs • Foundation & Underpinning Work • Home Additions & Extensions • Basement Lowering & Separate Entrances • Garden Suites & Secondary Units • Residential & Commercial Projects We own and operate our own equipment and work with a team of skilled trades and laborers to ensure efficient, professional results—on time and on budget. Why Choose Us? • 10+ years of hands-on experience • Fully licensed and insured • Reliable, honest, and detail-focused • Clean, safe, and professional job sites • Clear communication from start to finish If you need a dependable contractor who specializes in strong structures and clean finishes, look no further than Masters Concrete.

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  • Renovation Company in Thornhill, Ontario

    I am construction manager and bachelor's degree architect with more than five years experience in construction industry in Canada.

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  • Renovation Company in Thornhill, Ontario

    I’m a cabinet maker and instaler and have licensed electrition

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  • Renovation Company in Thornhill, Ontario

    We specialize in installing wooden fences and pergolas across the Greater Toronto Area (GTA). With attention to detail and high-quality finishes, we ensure every project is completed to perfection. Clients choose us for our reliability with timelines, fair pricing, and dedication. We are passionate about woodworking, which shows in every fence, deck, or pergola we build. If you want a durable, beautiful, and professional outdoor space, we are the team you can trust.

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  • We've been Silencing Squeaky Floors and Stairs without Replacement, since we invented this service in 2009! If your floor is making noise, we can swiftly and effortlessly eliminate all of your squeaks, allowing you to retain your floor rather than the squeaky sound. Our technology effectively reinforces your floor, removing squeaks and enhancing its structural integrity. The most remarkable aspect is that the outcome is nearly undetectable! Our service area encompasses: Toronto, Vaughan, Aurora, Pickering, Oshawa, Mississauga, Brampton, Burlington, Hamilton, Milton, Whitby, and beyond.

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  • Renovation Company in Thornhill, Ontario

    At CS STUDIO, we redefine spaces with a personalized touch, offering bespoke interior design and décor services tailored to your individual needs. Specializing in residential projects and Boutique-style commercial spaces, we transform interiors into captivating reflections of your lifestyle and preferences. Our philosophy revolves around client satisfaction, and we take pride in our collaborative approach, working closely with you to understand your vision and deliver innovative solutions to your design challenges. Join us at CS STUDIO, where we turn your design dreams into reality, one exceptional space at a time.

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  • Renovation Company in Thornhill, Ontario
    • Best of Awards 2025

    This year (2022) we celebrate being 20 Years in houses building business! We are grow up from small business to big corporation doing 50-100 projects per year ! We do ALL kinds of STRUCTURAL framing !!! R&M General Contracting is proud to have been a part of "LOVE IT OR LIST IT" TV Show! Over these years we have taken several O.B.O.A (Ontario Building Official Association Courses), several Municipal Affairs and Housing Exams to become Building Inspectors, as well as a Certificate of Qualification for Terazzo, Tile and Marble Setter #400139292. Whatever your custom home needs - we can do it for you. There is no project too big or too small. Feel free to give us a call for a free estimate. R&M General Contracting is skilled at the following: rough carpentry, full bathroom renovation, full basement renovation, LVL installation, roof framing, any carpentry projects, tiles/marble/granite/stone inside/outside installation, drywall installation, taping and painting, hardwood, laminate, pot lights, waterproofing inside/outside, any concrete projects. In short, pretty much anything that you need!

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  • Renovation Company in Thornhill, Ontario

    Serving Toronto and the entire GTA, I provide top-quality professional exterior services with a commitment to craftsmanship, reliability, and customer satisfaction. specializes in a wide range of exterior construction and repair services, including masonry, roofing, exterior painting, waterproofing, foundation repairs, parging, and more. I take pride in delivering durable, long-lasting solutions using quality materials and proven techniques. Whether you need repairs, maintenance, or complete exterior improvements, I focus on attention to detail and professional results that protect and enhance your property. From small repairs to larger projects, dedicated to providing dependable service, honest communication, and workmanship you can trust across Toronto and the GTA.

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  • Renovation Company in Thornhill, Ontario

    Prime Trades Company takes the stress out of moving by providing reliable, efficient, and friendly support every step of the way. From careful packing to heavy lifting and transport assistance, we handle your belongings with the utmost care. Customers trust us for our punctuality, attention to detail, and commitment to making every move smooth and worry‑free.

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    • Best of Awards 2021

    Building Quality. Delivering Confidence. Celtic is a full-service construction and renovation company serving Toronto and the Greater Toronto Area, recognized for delivering high-quality workmanship, refined finishes, and professionally managed projects from start to completion. With decades of combined industry experience, Celtic has earned a reputation for reliability, craftsmanship, and attention to detail across both residential and commercial construction. Our approach goes beyond individual trades or isolated services. Celtic provides complete renovation and construction solutions, bringing together skilled professionals, proven building practices, and thoughtful project coordination to ensure every project is delivered efficiently and to the highest standard. From modernizing living spaces to transforming entire properties, our focus remains on creating functional, well-built environments that stand the test of time. We believe successful projects are built on trust, communication, and consistent execution. Every project is approached with careful planning, transparent guidance, and a commitment to exceeding expectations while maintaining practical and competitive pricing. At Celtic, quality is not an upgrade — it is the standard. Residential & Commercial Renovations | Construction | Restorations Free estimates and professional advice are always available.

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  • Renovation Company in Thornhill, Ontario

    We specialize in complete bathroom renovations, handling every stage of the project from demolition to final finishes. Our work includes proper subfloor preparation, recessed and curbless shower systems, continuous waterproofing, cement board installation, tile setting, plumbing fixture installation, vanity and trim work, and detailed finishing. We prioritize structural integrity, moisture protection, and long-term durability to ensure each bathroom is built correctly and designed to last. In addition, we provide high-end finish carpentry services with a strong focus on precision and craftsmanship. Our experience includes custom cabinetry installation, baseboards and crown moulding, door and window casing, interior door installation (including pocket and barn doors), feature walls, custom shelving, stair trims, and detailed millwork. We take pride in clean lines, tight joints, proper alignment, and delivering refined, professional results that elevate any space.

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  • Renovation Company in Thornhill, Ontario

    We are a full-service contracting company specializing in drywall, painting, concrete work, fencing, and general residential construction. Our goal is simple: deliver clean, high-quality work with a smooth, stress-free experience for every client. From small repairs to full projects, we handle everything from start to finish. Whether you need drywall installation and finishing, interior or exterior painting, concrete work such as driveways and walkways, or custom fence installation, we bring attention to detail, reliability, and strong workmanship to every job. As a general contractor, we also take care of coordinating projects that involve multiple trades, so you don’t have to deal with multiple contractors. We keep communication clear, timelines on track, and make sure the job is done right the first time. We pride ourselves on being dependable, easy to work with, and focused on results that last. No shortcuts — just solid work and satisfied clients.

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4.8

Top rated Renovation Companies

Our Renovation Companies in Thornhill, Ontario, are rated 4.8 out of 5 based on 167 reviews from homeowners like you.

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What services are offered by home renovation companies in Thornhill, Ontario?

Home renovation companies handle a wide range of services, from small single-room updates to full-home remodels. With so many kinds of projects possible, providers can include local general contractors, painters, plumbers and other kinds of pros.

Here are some common services carried out by home renovation companies in Thornhill, Ontario:

  • Kitchen renovations: updating cabinets, countertops, layouts, and appliances to modernize and improve functionality
  • Bathroom renovations: replacing fixtures, tiling, vanities, and plumbing to refresh and upgrade the space
  • Basement finishing: converting unfinished basements into livable areas such as rec rooms, home offices, or in-law suites
  • Flooring installation: installing or replacing hardwood, laminate, vinyl, or tile throughout the home
  • Interior painting: refreshing walls, ceilings, and trim with new colour and updated finishes

It’s easy to find home renovation companies in Thornhill, Ontario who can help with the above services. Just post your project on HomeStars now, and available contractors in your area can reach out!

How much does it cost to hire home renovation companies in Thornhill, Ontario?

Renovation companies in Thornhill, Ontario typically charge between $50 and $150 per hour for labour, depending on the scope of work, materials, and your area. Larger or more complex projects, structural changes, or premium finishes can all increase the total price. For a full breakdown, check out our guide to home renovation costs.

Typical costs for common home renovation services in Thornhill, Ontario:

  • Kitchen renovation cost: $15,000 to $75,000, with smaller refreshes on the lower end and full custom renovations on the upper end
  • Bathroom remodel cost: $10,000 to $30,000, depending on the size of the space and quality of fixtures and finishes
  • Basement renovation cost: $25,000 to $75,000, varying based on square footage and the intended use of the space
  • Flooring installation cost: $3 to $20 per square foot, depending on the material chosen and condition of the subfloor
  • Interior painting: $2 to $6 per square foot, with larger homes and higher ceilings increasing the overall cost

HomeStars tip: To ensure you get the most accurate costs for Thornhill, Ontario, make sure to get everything written down in an itemized quote. This avoids misunderstandings and supports transparency and clear communication for both you and the contractor.

How to find renovation companies in Thornhill, Ontario with HomeStars

It can be hard to find home renovation companies in Thornhill, Ontario who understand your specific needs. HomeStars has made it simple to find the right pro for your project!

Just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your home renovation project and, if possible, include photos to get precise quotes.
  2. Receive offers from available pros, review work history, and read customer feedback for home renovation in Thornhill, Ontario.
  3. Connect with home renovation companies in Thornhill, Ontario to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience.

HomeStars tip: Once your project is done, make sure to leave a review. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

Pros on HomeStars undergo checks at registration – such as ID documents, company details, and certifications for regulated jobs and skill assessments – allowing you to hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

FAQ: Common questions about home renovation companies in Thornhill, Ontario

How long does a home renovation in Thornhill, Ontario generally take?

Timelines for renovations in Thornhill, Ontario range from a few days for a single room refresh to several months for a full home renovation. Delays can also occur due to permit approvals, material lead times, or unexpected discoveries once work begins, so building some buffer into your schedule is always a good idea.

What is the best time of year to hire a home renovation company in Thornhill, Ontario?

Spring and summer tend to be the busiest periods for local renovation companies in Thornhill, Ontario. As fall and winter tend to be slower seasons, pros might have more availability and sometimes can offer more competitive pricing. It’s also important to consider that certain projects like exterior work or foundation repairs are weather dependent, so planning ahead and booking early is the best approach regardless of the season.

Can I live in my home while renovations are going on, or should I stay somewhere else in Thornhill, Ontario?

For smaller projects confined to one area of the home, living in your home during work is usually manageable with some adjustments to your daily routine. Larger renovations that affect kitchens, multiple bathrooms, or structural elements can make the home difficult to live in comfortably, so it's worth discussing the scope and timeline with your contractor before deciding. If possible, it’s best to stay in Thornhill, Ontario or nearby to check in during work. You can find pros on HomeStars who can walk you through what to expect.

Can a Thornhill, Ontario home renovation company make stylistic recommendations?

Many renovation companies in Thornhill, Ontario have significant hands-on experience with materials, finishes, and layouts and can offer practical guidance on what works well in spaces similar to yours. For more comprehensive design direction, some companies in Thornhill, Ontario work alongside or employ interior designers, so it's worth asking upfront what level of design input is included.

Are there energy efficient options available for my renovation in Thornhill, Ontario?

Renovation projects in Thornhill, Ontario present a great opportunity to improve your home's energy performance, whether through better insulation, high-efficiency windows and doors, or Energy Star rated appliances and fixtures. Some upgrades may also qualify for federal or provincial rebate programs, so ask your contractor about options that could reduce both your energy bills and upfront costs.

What does cleanup look like after a renovation?

Most renovation companies in Thornhill, Ontario include site cleanup as part of the project, covering debris removal, disposal of materials, and a general tidying up of the work area at the end of each day and upon completion. It's worth confirming what's included in your contract, as the level of final cleanup can vary from basic debris removal to a full post-renovation clean. You can read reviews on HomeStars from homeowners who can speak to how well the crew left things.

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