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General contractors in Oshawa

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

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  • General contractor in Oshawa

    Aventis Custom Homes is your trusted partner in home renovation and construction, proudly serving the Greater Toronto Area for over 15 years. With a strong reputation built on quality workmanship, transparency, and customer satisfaction, we’ve completed hundreds of successful projects and earned the loyalty of countless satisfied homeowners. Our experienced team specializes in a wide range of services, including: Full Home Renovations Kitchen and Bathroom Remodeling Finished Basements Wet Basement Waterproofing Permit Applications and Approvals All Small to Major Home Improvement Projects From modern kitchen upgrades to complete home makeovers, we manage every detail with precision and care. We understand that every home is unique, which is why we tailor our services to meet your vision, timeline, and budget. At Aventis Custom Homes, we are committed to turning your ideas into beautifully crafted spaces that stand the test of time. Your satisfaction is not just a goal, it’s our guarantee.

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  • General contractor in Oshawa

    I am a reliable and detail-oriented handyman with hands-on experience in furniture assembly, IKEA installation, light carpentry, and general home repairs. I take pride in delivering clean, precise, and durable results, making sure every project is completed to a high standard. I have worked with a variety of tools and materials, and I understand how to properly measure, level, and install items to avoid future issues. Customer satisfaction is my priority. I always arrive on time, communicate clearly, and respect your space by keeping the work area clean and organized. Whether it’s assembling furniture, mounting TVs, fixing small issues, or helping with home improvements, I focus on doing the job right the first time. I am also adaptable and solution-focused, meaning I can handle unexpected challenges and find efficient ways to complete tasks. My goal is to make your life easier by providing professional, trustworthy, and high-quality service every time. I look forward to working with you and helping you get your projects done smoothly and stress-free.

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  • General contractor in Oshawa

    Bathroom remodelling and redesign You manifested we achieve Custom bathrooms 100 % specialization in the art of bathroom Adding shower to powder washroom Bath tub removal Standing shower Big tiles any size Sitting bench Custom shower panels Rain shower panel Custom shower glass Big niche LED mirrors Fancy vanity lights Floating / standing vanity Smart toilet seat Fan installation Decorating panels Wall back panels Led lighting WE DESIGN-BUILD-DECORATE YOUR BATHROOM Let me help you in your project.

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  • General contractor in Oshawa

    Offering all home renovations,all A to Z needs and also permit and legal basements, also 24/7 plumbing services company, Quick service, best quality, affordable price with over 25 years of experience. ✅✅✅we are fully licensed and fully insured

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  • General contractor in Oshawa

    We are dedicated professionals specializing in house framing for custom homes and high-quality renovations. With years of experience in the industry, we take pride in building strong, reliable structures that serve as the foundation for beautiful homes. Whether you're constructing a custom home from the ground up or adding an extension, our framing expertise ensures precision and durability every step of the way. In addition to new builds, we offer a full range of renovation services tailored to enhance both the form and function of your space. From full-home remodels and restorations to kitchens, bathrooms, basements, decks, and fences—we handle it all. We’re equipped to work efficiently in occupied, fully operational homes, minimizing disruption while delivering exceptional results. Every project, big or small, is approached with the same level of commitment and care. We listen closely, work collaboratively, and bring your vision to life with craftsmanship you can count on.

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  • Cestrum Home Design & Innovation Corp. is a professional renovation and interior design company based in North York, serving Toronto and the entire GTA. We specialize in full-service home renovations, including: Main floor and full-home renovations Basement finishing and remodelling Custom kitchens and luxury bathrooms 3D design renderings and project planning Professional residential painting Interior design and space optimization Our team brings over 15 years of hands-on experience, combining architectural knowledge, advanced 3D visuals, and fine craftsmanship to deliver elegant and functional spaces. From modern open-concept remodels to classic basement upgrades, we ensure every project is delivered on time, on budget, and with long-lasting results. At Cestrum, client satisfaction is our top priority. Whether you’re updating a condo, remodeling a family home, or transforming a basement into a legal suite, we guarantee quality, clarity, and care — from concept to completion.

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  • Hello! I hope to address any of your needs and exceed your expectations! I specialize in: -Drywall -Painting -Flooring -Wall Repairs -Furniture Assembly -Cleaning -Car Detailing And plenty more… I also know plenty other trades as well. Been in the business for multiple of years. I’m available to attend to any request you have. Don’t hesitate to inquire. Rafiq

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  • General contractor in Oshawa

    Honest hardworking and friendly

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  • General contractor in Oshawa

    Helix Home Supplies is a full-service renovation company capable of handling complete projects from A to Z. We manage every stage of the renovation process, including planning, material supply, demolition, framing, plumbing and electrical coordination, drywall, finishing, and final installation. Our team focuses on delivering high-quality workmanship, efficient project management, and reliable timelines for residential and commercial spaces. From small upgrades to full home renovations, we provide end-to-end solutions tailored to client needs with a strong commitment to durability and professional standards.

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  • General contractor in Oshawa

    My company specializes in home renovations and we would be delighted to assist you with any upcoming projects you may have. We offer a wide range of services, from small updates to full-scale renovations. If you're considering renovating your home, please don't hesitate to reach out. We would be happy to discuss your project and provide you with a free quote

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  • General contractor in Oshawa

    CareTherm HVAC provides professional heating and cooling services in Richmond Hill and across the GTA. We specialize in AC repair, furnace installation, maintenance, and emergency HVAC service. With years of hands-on experience, we focus on fast response times, honest pricing, and high-quality workmanship. Fully licensed (G2) and committed to customer satisfaction. Same-day service available. Call us today for reliable and efficient HVAC solutions.

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  • General contractor in Oshawa

    Precision Drywall & Framing: Decades of Mastery 🏗️ At Bustamante Drywall, we provide the structural integrity and flawless finish your home deserves. Our father-son team brings a unique blend of "old-school" craftsmanship and modern, Red Seal-certified expertise to every project. Why Choose Us? Red Seal Certified: Our lead installer holds a Red Seal in Drywall and Metal Framing, ensuring every job meets the highest national standards for quality. 40+ Years of Experience: Partnered with a master taper boasting four decades in the trade, we deliver a level of finish that only comes from a lifetime of hands-on work. Flawless Finishing: From laser-straight metal framing to seamless Level 5 taping, we specialize in paint-ready surfaces that look perfect under any lighting. Reliable & Clean: We pride ourselves on punctuality, transparent communication, and leaving your job site spotless. Our Services Custom Metal & Wood Stud Framing Professional Drywall Boarding Expert Taping, Mudding & Sanding Water Damage Repairs & Patchwork Basement Renovations & Room Conversions Contact us today for a free estimate—let’s get your project started right!

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  • General contractor in Oshawa

    Ashkan can help you with your install fence, build pergola, gazebo or garden house, build or replace decking, build porch, install or renovate stairs, repair or maintain stairs, repair or maintain fence & power washing request in Richmond Hill and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Ashkan now to discuss your needs and arrange a quote.

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  • General contractor in Oshawa

    Hello, My name is David Grimshaw, I'm 60 years young and have been in Masonry for 40 years, I run a small crew of licensed bricklayers and we like fixing and restoring existing masonry, chimneys ,porches, bricks etc.

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  • General contractor in Oshawa

    Hi, my name is Parsa I’m a handyman and I can take care of any problems you have in your home. Thank you

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  • General contractor in Oshawa

    Hi, I'm Majid I'm a reliable and detail-oriented handyman based in Toronto with years of experience in home repairs, furniture assembly, TV mounting, and general maintenance. Whether it's a quick fix or a weekend project, I take pride in delivering quality work, on time, and with a friendly attitude. Clients appreciate my professionalism, clean work, and problem-solving approach. I bring my own tools and always leave the space tidy. Your satisfaction is my priority! Let’s get your task done right — I’m just one message away!

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4.9

Top rated general contractors

Our general contractors in Oshawa, are rated 4.9 out of 5 based on 394 reviews from homeowners like you.

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

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

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

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

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

How to hire Oshawa 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 Oshawa.

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

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

Do you handle permits, inspections, and subcontractor coordination?

The right Oshawa 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 Oshawa 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 Oshawa 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 Oshawa 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 Oshawa

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

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

Most building contractors in Oshawa 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 Oshawa 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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