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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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  • Why Choose Fuzion Electric? Before turning to the big-name companies, consider Fuzion Electric — your trusted, local alternative. We are a fully insured and ESA-registered electrical contractor (ESA #7008025), proudly serving our community with reliable, high-quality electrical services at competitive prices. As a locally owned and operated business, we’re committed to delivering exceptional results with integrity and precision. We complete every project on time, on budget, and to the highest standards — guaranteed. Our focus on cleanliness, safety, and professionalism sets us apart. In an industry where shortcuts are all too common, we ensure every job is done right the first time. All work is inspected, and proper documentation is provided to every homeowner or business owner — offering both compliance and peace of mind. Electrical work is too important to leave to chance — trust the professionals at Fuzion Electric.

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  • General contractor in Oshawa

    With over 25 years of experience in the drywall and renovation industry, I take immense pride in delivering high-quality work and building lasting relationships with my clients. My expertise spans across all types of renovations, including basements, bathrooms, and kitchens. Whether you're looking to finish a basement, remodel a bathroom, or revamp your kitchen, I bring a wealth of knowledge to every project. I specialize in drywall installation, repairs, and finishing, ensuring smooth, seamless walls and ceilings that elevate the look of your space. My commitment to craftsmanship is matched by my dedication to customer satisfaction, always striving to go above and beyond expectations. What sets me apart is my honest, kind, and accommodating approach to every job. I understand that renovations can be stressful, and I work closely with my clients to ensure a smooth and hassle-free experience. From the initial consultation to the final touches, I make sure you're informed and comfortable every step of the way. If you're seeking a drywall specialist who combines expertise with a personal touch, I would be honored to help bring your vision to life. Let's make your home renovation a success!

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  • General contractor in Oshawa

    Welcome to Mister Homes Ltd, your trusted partner in home renovation with over 20 years of experience. Specializing in every aspect of home improvement, we offer a comprehensive range of services including framing, drywalling, painting, mudding, taping, and handyman services. Our commitment to excellent customer support sets us apart as we strive to transform your living spaces into beautiful, functional homes. At Mister Homes Ltd, we aim to become a household name in the renovation industry. Call us today for all your renovation needs and let us bring your vision to life!

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  • General contractor in Oshawa

    S.p fencing inc. Hard working company that does great work has been around for 14 years and does work for all those big name companies out there let us handle your project

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  • General contractor in Oshawa

    An experienced handyman, I specialize in: Power washing Cleaning painting Woodwork Drywall Demolition Labour Site help Weed removal

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  • Need a home renovation or handyman work done in Durham or nearby? Jay’s Contracting services can help you. Your satisfaction is our commitment, we take pride in delivering high-quality work to each and every client. Contact us to discuss your project and receive a quote.

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  • General contractor in Oshawa

    We are a detail focused, customer satisfying home improvement company specializing in everything carpentry! We take great pride in our woodworking skills and want to see every project bring your ideas to life! Specializing in everything from home additions to fine detailed carpentry work. No job too big or too small!

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    • Best of the Best 2025
    • Best of Awards 2026

    DIMA PLUMBING is a licensed Master Plumber and OWWA Backflow Preventer with over 20 years of experience, bonded and insured After working with one of the leading plumbing companies in Toronto I’ve decided to run my own plumbing business to offer the same high quality of service at a more affordable price. Since every situation different, I provide a variety of services, tailored for your specific need and budget; new installations, repairs, or replacements of any kind such as drains, fixtures, water services and more. Your business and time is valued and you will be as informed as possible as per your options before any work is done so that your satisfaction is guaranteed. Estimates are free of charge.

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  • I am a General Contractor with over 30 years of experience doing renovations to repairs indoors and outdoors doing general repairs drywall, painting, chalking, remove and install window coverings, to replacing light fixtures to installing new nest and ring products we do demolition / renovations of Kitchens , Bathrooms , Basements , Decks and Fencing to junk removal , assemble cabinets, build custom cabinets for walk-in closets and much more.

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  • General contractor in Oshawa

    Custom Rubber Surfacing - Ontario Made From Recycled Tires Pool Decks Patios Driveways Playgrounds Gym Floors

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  • General contractor in Oshawa

    Veltrana Buildworks is a trusted name in quality construction, specializing in legal basement developments, Kitchen and Bathrooms renovations and other general home renovations. With a strong focus on compliance, craftsmanship, and customer satisfaction, we bring your vision to life—whether it's transforming underutilized space into a fully legal and livable basement suite or revitalizing your entire home. Our team combines industry expertise with a commitment to detail, ensuring every project is completed on time, on budget, and to the highest standard. At Veltrana Buildworks, we don’t just build spaces—we build value and peace of mind.

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  • General contractor in Oshawa

    Complex Construction is a premier construction company specializing in demolition, excavation, grading, and full-scale design-build projects. With a focus on quality, efficiency, and precision, we bring expertise to every job, from land clearing to custom builds. Whether you're looking for residential or commercial construction solutions, we deliver reliable results with industry-leading craftsmanship. Serving Ontario, Complex Construction is committed to excellence in every project. Contact us today to bring your vision to life.

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  • General contractor in Oshawa

    TrexPro Renovation Inc. provides reliable home renovation services focused on quality workmanship and customer satisfaction. We specialize in kitchen renovations, bathroom remodeling, basement finishing, flooring, drywall, painting, and general home improvements. Our goal is to deliver clean, efficient, and professional results while making the renovation process simple and stress-free for homeowners.

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  • Wrayzors Edge Construction Inc. is a Bowmanville based General contractor, Window Contractor, Flooring Contractor, Handyman, Landscaping Company, Carpenter, Cleaning company, Metal worker, Stairmaker, Fences & Gates Specialist, Mason & Cabinet maker company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with 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, message us so we can assist you and arrange a quote.

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  • General contractor in Oshawa

    Over seven years of experience in the plumbing trade across new construction, commercial projects, and both residential and commercial service. Committed to quality and reliability, he takes pride in ensuring every job is done right and that clients can trust in the results.

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  • General contractor in Oshawa

    Express Reno Canada is your trusted renovation partner in Toronto and the GTA, delivering high-quality results with attention to every detail. We specialize in bathroom renovations, basement finishing, kitchen upgrades, flooring, drywall, painting, and full home renovations. Whether it’s a small upgrade or a complete transformation, we bring your vision to life with clean, professional workmanship. What makes us different? ✔️ Honest and transparent pricing ✔️ Reliable timelines – we show up and get it done ✔️ High-quality finishes that last ✔️ Friendly, professional service from start to finish We treat every home like our own and make sure our clients are 100% satisfied. Contact us today for a free estimate and let’s build something amazing together.

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4.9

Top rated general contractors

Our general contractors in Oshawa, are rated 4.9 out of 5 based on 326 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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