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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

    I have 15 years Experience

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  • General contractor in Oshawa

    We are a Toronto-based construction team with 3–10 skilled workers, serving clients across Ontario. With 3 years of hands-on experience, we specialize in drywall, framing, demolition, and landscaping. Our focus is on delivering high-quality, detail-oriented work on time and at fair prices. We take pride in safe practices and reliable results, whether it’s a small repair or a full renovation project.

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  • General contractor in Oshawa

    We are specialized in Structural Engineering services in Ontario, Canada

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  • General contractor in Oshawa

    ROSMON GROUP can help you with your install or repair electrical system, install or repair electrical sockets and switches, install or replace radiators, put up lighting, various small jobs, install or replace ev charger, install smart home automation, electrical inspections & pat testing, ceiling fan, install or repair bath exhaust fan, install or repair generator & interior lighting design plan 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 ROSMON GROUP now to discuss your needs and arrange a quote.

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  • General contractor in Oshawa

    IK Construction Inc. is a trusted General Contractor serving the Greater Toronto Area, delivering high‑quality residential, commercial, and municipal construction services with a strong focus on compliance, craftsmanship, and client satisfaction. With extensive experience across renovations, accessibility upgrades, tenant improvements, and full‑scale project management, we provide reliable, end‑to‑end solutions tailored to each client’s needs. Our team is committed to safety, transparency, and premium workmanship—ensuring every project is completed on time, on budget, and to the highest professional standard. Services We Offer General Contracting & Project Management Full residential and commercial renovations Interior and exterior remodeling Project planning, scheduling, and site supervision Permit coordination and municipal compliance Vinyl, laminate, hardwood, engineered wood Tile installation (floors, walls, backsplashes) Baseboards, trims, and finish carpentry Full remodels and upgrades Curbless / accessible shower systems Custom cabinetry installation Plumbing fixture installation Interior and exterior painting Drywall installation, taping, and repairs Texture removal and refinishing

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  • General contractor in Oshawa

    Noah Canadian Corp is a trusted HVAC company serving Richmond Hill and the Greater Toronto Area. We specialize in installation, repair, and maintenance of furnaces, air conditioning systems, heat pumps, and ventilation systems. Our goal is to deliver reliable, efficient, and high-quality service for every customer. With professional tools and hands-on experience, we focus on fast response, honest pricing, and customer satisfac

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  • General contractor in Oshawa

    I am a skilled handyman with 10 plus years of experience. I have strong knowledge in rough and finish carpentry.

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  • General contractor in Oshawa

    Hi, I’m Serhii. I design and build fences, decks, pergolas, and sheds - everything you need to turn your outdoor space into a place you love. Whether you’re looking for more privacy, a cozy spot to relax, or extra storage I’ve got you covered with high-quality craftsmanship and reliable service.

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  • General contractor in Oshawa

    Hi, this is Calcite General Contracting, a GTA based company, We specialize in renovations, tiling, painting, drywall repairs, and general contracting. We have extensive experience on municipal and government projects, including parks and public washrooms. Please feel to reach out for any inquiry Free quotations Thank you!

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  • My name is Danny. I've been a general contractor for roughly 17 years in and around the GTA. My team and I are diverse in many aspects of home and commercial renovations. We are a friendly and transparent group of individuals who strive get the job done according to our clients specifications promptly and at very competitive prices. We are flexible and will work with all kinds of budgets in order to satisfy our clients to the best of our potential.

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  • General contractor in Oshawa

    I’m certified in I tech and academic construction (electrical, reaper,painting, security cameras installation flooring and more….. Mouting home and commercial TVs MoUTiNG Specialist

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  • General contractor in Oshawa

    * Renovations, inside & out * Handy help for any task * Pickup truck deliveries

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  • I have over 10 years of experience in this trade, providing reliable and professional HVAC services across the GTA and surrounding areas. Our company specializes in the installation, repair, and maintenance of both commercial and residential HVAC systems, including gas lines and ductwork. We take pride in our workmanship and customer satisfaction — feel free to check our Google reviews to see what our clients say about us.

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  • General contractor in Oshawa

    BDR Construction is the go to company for your renovation project from basement finishing, bathroom renovation, flooring and complete house renovations.Our mission is to create beautiful, livable spaces that meet our client's aesthetic, functional, and economic goals while respecting the environment. Get your free Quote by calling us or visit our website!

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  • General contractor in Oshawa

    Deck. Fence, Shed, Gazabo, Pergola, Fine Funiture

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  • General contractor in Oshawa

    Hi there! 👋 I’m a detail-oriented and reliable handyman with solid experience in wall mounting, furniture assembly, and home improvement projects. I specialize in: • Mounting TVs, mirrors, shelves, picture frames, and any wall décor • Assembling and installing IKEA and similar furniture • Designing and installing custom wall layouts and decorative elements • Interior painting and wall repairs • Fixing and installing laminate or vinyl flooring I take pride in precision, clean finishes, and customer satisfaction on every project — big or small. If you’re looking for someone who treats your home with care and delivers professional-quality results, I’d be happy to help! Let’s make your space look great! 🛠️✨

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4.9

Top rated general contractors

Our general contractors in Oshawa, are rated 4.9 out of 5 based on 501 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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