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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

    TJ SiteScape Solutions Ltd. is your trusted partner for professional landscaping, lawn care, waste management, event cleanup, and snow removal in the Greater Toronto Area. Founded with a passion for quality workmanship and sustainable design, we bring over a decade of hands-on experience to every project. Whether it’s transforming your outdoor space, keeping your property maintained year-round, or managing cleanup for large events, we deliver reliable service with attention to detail. Our commitment to customer satisfaction, cultural respect, and eco-friendly practices sets us apart. From residential to commercial projects, we take pride in creating lasting results you can count on.

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  • General contractor in Oshawa

    I m flexible and handy guy

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  • Perfect Group Construction TO is a licensed and insured general contracting company dedicated to providing high-quality, reliable, and professional services to both residential and commercial clients. We specialize in a range of essential construction and renovation services, including: Painting (Interior & Exterior) Drywall Installation and Repair Plumbing Services Tile Installation and Repair Our commitment is to delivering exceptional workmanship, clear communication, and ensuring complete client satisfaction. We strive to build lasting relationships with our clients by prioritizing integrity and attention to detail in every project.

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  • General contractor in Oshawa

    IBO Bath and Tile has over 10 years of experience transforming bathrooms and spaces with precision and style. We specialize in meticulous tile work, full bathroom renovations, and expert installations. Every project is completed with quality materials and comes with a warranty for peace of mind. Our team is committed to perfection, delivering results that combine functionality, durability, and modern design.

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  • General contractor in Oshawa

    Scarborough Landscaping (SLS) Lawn care • Hardscaping • Garden design 📍 Serving Scarborough & GTA 📩 DM for a free quote!

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  • General contractor in Oshawa

    I have 14 years of experience, in indoor painting or outdoor painting I bring my own tools, and would love to help you with any painting projects. Tara Painting Company- Tara Painting Company inc. providing superior painting services including : Our Services: :Commercial & Residential Painting services :Interior painting & Exterior painting services :Wall Painting :Trim Painting :Door Painting :Ceiling Painting :Stair Staining :Baseboard Painting :Painting with Spray Customer satisfaction is our ✓1 priority.

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  • General contractor in Oshawa

    Experienced HVAC Technician specializing in installation, maintenance, and troubleshooting of water heaters, furnaces, and air conditioning systems. Focused on quality work, safety, and customer satisfaction.

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  • Twin Spark Mechanical Inc. is a licensed HVAC company based in Toronto, providing professional installation, repair, and custom design services for both residential and commercial applications. Our expertise spans heating, air conditioning, radiant floor systems, heated driveways, and commercial refrigeration systems such as walk-in coolers and freezers. The company was founded by Philip Ou, a licensed G2 and 313A technician with a Master’s Degree in Mechanical Engineering from University of Toronto. With over a decade of experience as a Senior Product Design Engineer at a leading HVAC manufacturer, Philip brings deep technical expertise in commercial system development, energy optimization, and system reliability. Our Mission is to deliver reliable, energy-efficient, and customized HVAC solutions with engineering-grade precision and a strong commitment to long-term client satisfaction. Our Service Promise includes fully licensed and certified technical execution, tailored system designs for every project, prompt response and reliable after-service, use of premium-grade equipment for durability as well as honest pricing with no hidden costs. Twin Spark Mechanical Inc. is your trusted partner for high-performance HVAC solutions.

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  • General contractor in Oshawa

    I am a very hard working trustworthy individual. I am a people pleaser and will do whatever it takes to make sure your happy with the completed job

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  • General contractor in Oshawa

    ELJ Contracting delivers high-quality craftsmanship, reliable project management, and tailored solutions for your residential and commercial needs. From concept to completion, we pride ourselves on clear communication, attention to detail, and building spaces that last.

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  • General contractor in Oshawa

    Welcome to NovaDekor! My name is Serhiy, I am a dedicated multi-trade specialist providing high-end home renovation and repair services across Toronto and GTA. When you hire me, you aren’t getting a rotating crew of subcontractors—you are getting my personal expertise from the first consultation to the final walkthrough. By working as an owner-operator, I ensure that every detail meets my strict standards for quality, cleanliness, and structural integrity. Why Homeowners Choose to Work With Me: Single Point of Contact: You’ll communicate directly with me throughout the entire project. No confusion, no middleman, and no miscommunication between trades. Seamless Project Management: Because I am skilled in tiling, drywall, painting, and masonry, I can handle multi-stage projects (like a bathroom remodel) solo. This keeps your project on schedule and eliminates the stress of coordinating multiple companies. Meticulous Craftsmanship: I take the time to do things right the first time. Whether it’s proper waterproofing behind a shower tile or achieving a glass-smooth finish on a painted wall, I treat every home as if it were my own. Honest & Reliable: I pride myself on punctuality, clear upfront pricing, and keeping a dust-m

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  • General contractor in Oshawa

    At Carrigan Contracting, we build, repair, and restore with precision and pride. • Brick, Stone & Block Work • Steps, Walkways, & Patios • Retaining Walls & Repairs • Chimney & Foundation Restoration Whether it’s a new build or a restoration, our craftsmanship speaks for itself. Get your free quote today and see why homeowners trust Carrigan Contracting for quality that lasts.

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  • General contractor in Oshawa

    We are a team of experienced roofing experts. We guarantee professional and efficient work.

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  • General contractor in Oshawa

    Our company provides professional and reliable home repair and renovation services for residential clients. We specialize in flooring installation, tile work, painting, and general handyman services. With years of hands-on experience, we focus on delivering high-quality workmanship, attention to detail, and safe practices on every project. Whether it’s a small repair, a bathroom or kitchen renovation, or custom home improvements, we ensure each job is completed efficiently and to the client’s satisfaction. Our goal is to make home renovations stress-free, reliable, and long-lasting. We are fully committed to professionalism, punctuality, and clear communication. Customer trust and quality results are our top priorities, and we take pride in transforming homes while protecting your property and maintaining a clean workspace. No job is too small or too complex — we bring skill, dedication, and care to every task

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  • General contractor in Oshawa

    Home Electrical work and fixing,change outlet and switch, replace lighting fixture, LEDpot light installation,under cabinet lighting,replace breakers and more faucet, plumbing, fix drywall

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  • General contractor in Oshawa

    Mason & Co is a North York-based masonry company dedicated to bringing your masonry and outdoor project visions to life. With over a decade of combined experience, our team has the expertise to tackle projects of any scale or complexity. We specialize in all things brick, block, and concrete — with particular expertise in fireplace and chimney construction, removal, veneering, and modifications. Whatever your outdoor or masonry needs may be, we're here to deliver top-tier craftsmanship and dependable service. Get in touch with us today — quality is what we’re built on.

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4.9

Top rated general contractors

Our general contractors in Oshawa, are rated 4.9 out of 5 based on 452 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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