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General contractors in Alton

Looking for a general contractor in Alton? Post your project on HomeStars and get matched with Alton 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 Alton

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  • General contractor in Alton

    Reliable and detail-oriented handyman services specializing in window, door, and mirror installation, as well as furniture assembly and general home repairs. We take pride in delivering high-quality workmanship, clean results, and friendly customer service. Whether it’s a small fix or a full installation, we make sure every job is done right and on time. Services Offered: • Window and door installation • Mirror mounting and wall hanging • Furniture assembly (IKEA and others) • Minor home repairs and maintenance • Caulking, trimming, and finishing work Your home deserves the best — we’re here to make it happen!

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  • General contractor in Alton

    At Precision Demolition, we specialize in safe, efficient, and professional demolition services for residential and commercial projects. Whether you need an interior strip-out, or site clearing, our experienced team ensures the job is done on time, within budget, and with the highest safety standards. With state-of-the-art equipment and a commitment to environmental responsibility, we handle projects of all sizes—big or small. From selective demolition to complete structural removals, we tailor our services to meet your specific needs. Let us help you clear the way for your next project. Contact us today for a free consultation and estimate!

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  • General contractor in Alton

    I have experience working in both high-rise residential and commercial construction across a variety of plumbing systems, including drainage, venting, water distribution, fixture installation, and rough-ins on large-scale projects. I proudly serve clients across the Greater Toronto Area, including Toronto, Mississauga, Brampton, Vaughan, Markham, Richmond Hill, Scarborough, and surrounding areas. I’m willing to travel throughout the GTA for the right job. My experience includes low/high-rise and commercial plumbing installations, troubleshooting, rough-ins, piping systems, and general plumbing maintenance. As an independently operated plumbing service, I provide direct communication, workmanship and reliability. I take pride in being dependable, professional, and detail-oriented. Whether it’s a small repair or a larger plumbing project, I aim to provide honest communication, quality work, and customer satisfaction from start to finish.

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  • General contractor in Alton

    We are a reliable and detail-oriented painting and decorating company committed to delivering high-quality workmanship on every project. Whether it’s interior or exterior painting, surface preparation, priming, or finishing, we take the time to do the job right from start to finish. We believe proper preparation is just as important as the final coat, which is why we focus on clean surfaces, correct repairs, and the right products for each job. Our goal is to provide smooth, durable finishes that not only look great but last. Customer satisfaction is our priority. We work efficiently, keep job sites clean, communicate clearly, and respect your time and space. Whether you’re refreshing a single room or updating an entire property, you can count on us for professional results and dependable service.

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  • General contractor in Alton

    At O’Connor Demolition, we provide reliable demolition, handyman, and property improvement services for residential and small commercial projects. We specialize in safe, efficient demolition and site preparation while also offering a wide range of services that help property owners improve, repair, and transform their spaces. Our team handles everything from interior and exterior demolition to site services, backyard renovations, culvert installation, and water management solutions. We also design and install sprinkler and irrigation systems, helping properties maintain proper drainage and landscape health. Whether you need a structure removed, a yard regraded, drainage issues solved, or a full backyard renovation, we focus on practical solutions, quality workmanship, and dependable service from start to finish. At O’Connor Demolition, we take pride in showing up on time, working safely, and leaving every job site clean and ready for the next phase of construction.

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  • General contractor in Alton

    Professional contractor with over 10 years of experience in residential construction and remodeling. I specialize in full bathroom and kitchen renovations, handling every detail from initial planning to final finishes. I am committed to high-quality workmanship, clear communication, and completing projects on time and within budget. My goal is to transform functional spaces into modern, comfortable, and long-lasting areas tailored to each client’s needs. Customer satisfaction and attention to detail are always my top priorities.

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  • General contractor in Alton

    Hello there! If you’re looking for a company that prides itself on quality work and the desire to please our clients, we’re the right fit for you. No matter how big or small the job is, commercial or residential we do it all.

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  • General contractor in Alton

    I am a licensed plumber with over 5 years of hands-on experience in residential and commercial plumbing. Throughout my career, I have developed expertise in installing, repairing, and maintaining plumbing systems including water supply lines, drainage systems, hot water tanks, water softeners, and fixtures. I have a proven track record of diagnosing problems efficiently and delivering cost-effective solutions that meet code and client expectations.

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  • General contractor in Alton

    We do mulching, spring cleanup and sweeping in the spring. Then we do mowing, trimming, and edging, and small hardscape and property cleanup in the summer. Also do pruning through spring to fall. Finally we do leaf and flower bed clean up in the the fall. Side things we do are presher washing siding and walk ways, gudder cleaning, and tree and plant planting.

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  • Torpio Construction and Consulting is a boutique construction management firm based in Toronto, offering both hands-on residential renovations and standalone consulting services across the GTA. Renovation services include kitchens, bathrooms, basements, and full-home projects. I also offer project management, cost estimating, scheduling, and owner's representative services for homeowners, investors, and property managers who need experienced oversight without the overhead of a large firm.

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  • General contractor in Alton

    We are a company specializing in luxury renovations. Our mission is to provide the highest quality work and the best customer service. Our service starts from demolition to the final finish. We specialize in all trades (demo, framing, drywall, plaster, painting, tiles, flooring, and more). instagram: @jamarenovations

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  • Custom home builders and full renovations contractor. We have been in this business for 30 years

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  • General contractor in Alton

    I take pride in providing reliable, personalized landscaping services designed to keep your outdoor spaces looking their best. Whether it’s lawn care, garden maintenance, or small landscaping projects, I focus on quality, attention to detail, and customer satisfaction. Since I work independently, you’ll always know exactly who is caring for your yard.

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  • General contractor in Alton

    Hi We provide the best Concrete and Fence services in GTA . We have an experience of 8 years working in this industry. We do plain concrete, stamped concrete and exposed aggregate , with wooden fence and composite fence.

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  • GREVA Construction Group Inc. | Drywall, Painting, Concrete & Home Renovations Quality Work. Clear Estimates. A Team You Can Count On. Planning a home improvement or need something repaired? At GREVA Construction Group Inc., we believe hiring a contractor should be straightforward, with clear communication, transparent estimates, and no unnecessary surprises. Based in Woodbridge, Ontario, we serve homeowners throughout Vaughan, Toronto, Brampton, Richmond Hill, and surrounding areas of the Greater Toronto Area (GTA). We specialize in drywall installation and repair, interior and exterior painting, concrete work, and residential renovations, offering practical solutions for projects of different sizes. Why Homeowners Choose GREVA Know What to Expect. We provide straightforward estimates and explain the proposed scope of work so you can make informed decisions. Communication Matters. We believe in being responsive, keeping you informed, and addressing questions throughout the project. Details Make the Difference. From preparation to finishing touches, we focus on careful workmanship and results that last. Your Home Deserves Respect. We aim to maintain an organized workspace, minimize unnecessary disruption, and treat your property with care. Solutions That Fit Your Needs. Whether it's a small repair or a larger improvement, we work to understand your priorities, expectations, and budget. Let's Get Your Project Started From fixing damaged drywall and refreshing your home's interior to repairing concrete or planning a renovation, GREVA Construction Group Inc. is here to help. Tell us about your project and request a personalized estimate. Let's discuss the best way to bring your plans to life. GREVA Construction Group Inc. Woodbridge, Ontario | Serving the GTA Our Services: Drywall Installation & Repair Drywall installation, patching, and repairs Wall and ceiling repairs Taping, mudding, sanding, and finishing Drywall preparation for painting Interior & Exterior Painting Residential painting and repainting Walls, ceilings, doors, and trim Surface preparation and minor wall repairs Painting for renovations and home improvements Concrete Work & Repairs Concrete installation, finishing, and repairs Driveways, patios, walkways, and steps Concrete resurfacing and restoration Residential concrete improvements Home Renovations & General Contracting Interior renovations and remodeling Home repairs and improvements Small and medium-sized renovation projects Project coordination and general contracting

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4.9

Top rated general contractors

Our general contractors in Alton, are rated 4.9 out of 5 based on 382 reviews from homeowners like you.

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What types of services are offered by local general contractors in Alton?

Whether it's a home renovation or a commercial project, a local general contractor in Alton 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 Alton? Make your search easier with HomeStars. Just post your job, provide a few details, and choose from available general contractors in Alton. It’s quick, simple, and hassle-free.

What is the average cost of hiring a general contractor in Alton?

On average, general contractors in Alton 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. Alton 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 Alton on HomeStars

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

How to hire Alton 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 Alton.

  3. Connect with a general contractor in Alton 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 Alton with confidence. All building contractors in Alton 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 Alton general contractor before hiring?

Before you hire, you might want to ask general contractors in Alton 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 Alton 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 Alton is important for understanding regional building codes and construction practices.

Do you handle permits, inspections, and subcontractor coordination?

The right Alton 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 Alton 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 Alton 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 Alton 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 Alton

How long does a typical renovation or construction project in Alton take?

Project timelines depend on size and complexity. A Alton 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 Alton 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 Alton handle cleanup after the project?

Most building contractors in Alton 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 Alton 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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