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Find plumbers in Oshawa, Ontario

Need to find plumbers in Oshawa, Ontario? HomeStars has several Oshawa plumbers who are ready and eager to help! Post your project for free, and available plumbers in our Oshawa directory can register their interest. With HomeStars, it’s easy to then read reviews, receive and compare multiple quotes, and decide who to hire, all in one convenient place!

Some of our top rated plumbers in Oshawa

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  • S2 Construction, we specialize in commercial projects, franchise. Some of the projects we've done were Harvey, Swiss Chalet, A&W, Wingstop, T&T and more We do steel framing, exterior & interior paint, drywall installation (tape & mud), floor and wall tiles Skilled professionals with a lot of experience Attention to detail and customer satisfaction

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  • Provides professional painting, drywall repair, and renovation services. We specialize in drywall patching, plaster work, interior painting, and smooth finishing. Clean, reliable, and high-quality workmanship you can trust.

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  • With over 14 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you! Heating and Air conditioning, install and repair. New gas line install.

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    • Best of Newly Listed 2025

    Interiality is a one-stop-shop for all your home improvement needs! We specialize in crafting beautiful decks and fences to enhance your outdoor space, as well as transforming your bathrooms, basements, and kitchens into stunning and functional areas. With a keen eye for detail and a commitment to quality, we bring your renovation dreams to life. From start to finish, we handle everything with expertise and care, ensuring a smooth and successful renovation experience for you. Our company not only excels in delivering top-notch quality and craftsmanship but also offers competitive pricing. We believe that high-quality renovations should be accessible to everyone, and we strive to provide the best value for your investment. With us, you can achieve your renovation goals without breaking the bank. Let's make your dream home a reality without compromising on quality or budget!

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  • Professional Profile Experience & Track Record I have been operating as an expert construction and renovation consultant for several years, specializing in construction structural requirements, and precision kitchen and bathroom remodeling. My background is built on advising homeowners through high-stakes residential projects—ensuring that everything from complex 2-layer fire-rated assemblies to intricate curbless shower waterproofing systems are executed flawlessly. Over the years, I have successfully guided projects from initial framing and structural review bypasses down to the final finishing details

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  • Karbo Legacy Contractors is a Scarborough based General contractor, Window Contractor, Kitchen Renovation Company, Handyman, Landscaping Company, Carpenter, Bathroom Renovation Company, Concrete Specialist, Garage Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor, Plumber, Tiler, Interior designer, Architect, Cabinet maker, Metal worker, Mason, Demolition company & Pool company company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with house renovation, install or renovate bathroom, install or renovate kitchen, build sunroom, extension, build garage, build or renovate basement, build pergola, gazebo or garden house, build carport, install or replace beam, install or repair lift/elevator, build shed, general contractor service, structural work for construction, build shelter or outbuilding, carpentry framing, install, repair or replace caulking & accessibility modifications, message us so we can assist you and arrange a quote.

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  • At Diafa Carpentry, we make home projects simple. Our experienced team offers carpentry, drywall installation and repair, general handyman services, and moving assistance to help you complete your projects smoothly and efficiently. Whether you need custom woodwork, home repairs, or help moving, we deliver reliable service and quality workmanship every time.

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  • Plumber in Oshawa

    I am Jack of all trades

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  • We are licensed general contractors providing full-service interior and exterior home renovations. Our specialties include kitchens, bathrooms, flooring, roofing, decks, and home siding. We also offer in-house engineering for structural projects that require blueprints, and we take care of all necessary permits. Our team handles water infiltration issues as well as mold and asbestos remediation. All work is completed by our own skilled carpenters, we do not subcontract any of our projects. All our estimates and initial visits are FREE. Please note that we do not offer landscaping services.

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  • We are a full-service construction company with over 10 years of experience providing residential and commercial construction services. We specialize in home additions, renovations, and design & build solutions, delivering projects from initial planning and design through to construction and final completion. Our residential services include custom home additions, full home renovations, basement renovations, and interior upgrades. On the commercial side, we work on office, retail, and light commercial renovation projects, ensuring compliance with applicable building codes and permit requirements. We work closely with our clients to understand their needs, maintain clear communication throughout the project, and provide transparent pricing. With a strong focus on quality workmanship, safety, and scheduling, we are committed to delivering reliable results for both homeowners and business clients. We have extensive experience working with permits and inspections ,Fully insured and WSIB compliant.

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  • A professional handyman specializing in home renovations brings expertise in tiling, stonework, waterproofing, and plumbing. This diverse skill set enables them to handle various aspects of renovation projects, ensuring quality workmanship across multiple trades.

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  • We specialize in complete bathroom renovations, handling every stage of the project from demolition to final finishes. Our work includes proper subfloor preparation, recessed and curbless shower systems, continuous waterproofing, cement board installation, tile setting, plumbing fixture installation, vanity and trim work, and detailed finishing. We prioritize structural integrity, moisture protection, and long-term durability to ensure each bathroom is built correctly and designed to last. In addition, we provide high-end finish carpentry services with a strong focus on precision and craftsmanship. Our experience includes custom cabinetry installation, baseboards and crown moulding, door and window casing, interior door installation (including pocket and barn doors), feature walls, custom shelving, stair trims, and detailed millwork. We take pride in clean lines, tight joints, proper alignment, and delivering refined, professional results that elevate any space.

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  • Resourceful landscaper and construction professional with over 10 years of experience in landscape maintenance and general labor. Proven expertise in grading, interlocking brick and natural stone.

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  • What we do: Force Construction offers comprehensive construction services for both residential and commercial clients in Ontario, Canada. Our services include demolition, framing, drywall, plumbing, tiling, painting, flooring, wallpapering, Basement finishing , kitchen remodeling, bathroom renovations and other interior and exterior services. We are in this work for more than 15 years in Canada. Approach & values: • Emphasis on turning clients’ visions into reality (“Your Vision, Our Expertise”). • Quality, reliability, and a personal touch are core of our promise. • Customer-centric: We do open communication and keeping clients involved throughout the project. Strengths / Advantages: • Broad suite of services, which means one company can handle many parts of a build or renovation. • Skilled trades and craftsmanship. • Commitment to using high-quality materials. • Focus on completing on time and to specification without compromising workmanship.

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  • Your satisfaction is our guarantee

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4.9

Top rated plumbers

Our plumbers in Oshawa, are rated 4.9 out of 5 based on 477 reviews from homeowners like you.

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What types of services are offered by local plumbing companies in Oshawa?

Plumbers in Oshawa offer a range of services tailored to the city’s mix of older neighbourhoods and newer developments. Local demand is also influenced by seasonal weather and proximity to Lake Ontario, which can impact drainage and moisture levels.

Here are some of the most common plumbing services in Oshawa:

  • Drain cleaning and sewer line repair: Unclogging sinks, toilets, and main sewer lines to restore proper flow, often using snaking or camera inspections.
  • Leak detection and pipe repairs: Frequently needed in older homes where pipes may corrode or shift over time.
  • Toilet, faucet, and fixture repairs and installations: Ongoing demand from both renovations and newer suburban homes.
  • Water heater repair and replacement: Regular maintenance and replacement driven by year-round usage and system aging.

It’s easy to get your plumbing needs sorted on HomeStars. Just post your project, and available pros will register their interest. If you prefer, you can visit our directory of plumbing pros to browse through options and connect directly.

What makes hiring plumbers in Oshawa, Ontario unique?

Oshawa’s plumbing work is shaped by local housing conditions, lakeside proximity, and infrastructure considerations that influence how systems are installed and maintained.

  • Older neighbourhood infrastructure: Many Oshawa homes have aging pipes that may require partial replacements or upgrades to maintain reliability. This often involves working with older layouts and materials not found in newer builds.
  • Proximity to Lake Ontario: Homes near Lake Ontario may experience higher moisture levels or groundwater pressure. This can increase demand for sump pumps and drainage solutions to protect basements.
  • Mix of suburban growth and legacy homes: Oshawa combines newer developments with established areas, requiring plumbers to handle both modern systems and older configurations. This range calls for flexibility in installation and repair approaches.
  • Municipal permits and regulations: Certain plumbing work in Oshawa requires permits and inspections, especially for major installations or sewer connections. Local plumbers can help ensure compliance with city requirements and avoid delays.

Find plumbing companies in Oshawa, Ontario on HomeStars

Finding plumbers in Oshawa can be challenging. Many Oshawa homes near Lake Ontario or in low-lying areas are prone to basement flooding and require specialized drainage or pump solutions, so picking the right plumber is important.

That’s where HomeStars comes in: we’ve streamlined the process so that you can easily connect with available plumbers in Oshawa who can understand your specific needs quickly.

You can get started with just a few simple steps:

  1. Start by posting your project on HomeStars. Provide a clear description of your plumbing needs and, if possible, include photos to get precise quotes.
  2. Receive interest from available pros, review work history, and read customer feedback for plumbers in Oshawa.
  3. Connect with plumbers in Oshawa to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

When joining HomeStars, pros undergo checks at registration - such as ID documents, company details, certifications for regulated jobs and skill assessments - allowing you to hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

What are the average costs of plumbing services in Oshawa?

The costs of plumbing services in Oshawa depend on the type of job, urgency, and materials required. Hourly rates for Oshawa plumbers usually fall between $80 and $170, and simple jobs are sometimes offered at flat fees. Emergency or after‑hours calls can increase the total significantly.

Here are some typical costs for common plumbing services in Oshawa:

  • Drain cleaning and sewer line repair: $130 to $260 depending on blockage severity and method used.
  • Leak detection and pipe repairs: $100 to $200 per hour for typical fixes in residential homes.
  • Fixture installation and repairs: $120 to $300 depending on parts and accessibility.
  • Water heater services: $150 to $400 for repairs, $1,000 to $4,000+ for full replacements depending on unit type.

For more detailed information on costs to expect, our guide to plumbing costs in Oshawa should help. If your plumbing needs are part of a larger renovation project, our guides to bathroom renovation costs or kitchen renovation costs in Oshawa might be what you’re looking for.

HomeStars Tip: We suggest that you clarify with your Oshawa plumber what’s included in their estimate, and that you request everything be detailed in a written quote. This supports transparency and avoids misunderstandings.

What to ask Oshawa plumbers before hiring?

Before hiring a plumber in Oshawa, it helps to ask key questions to ensure the work is safe, compliant, and suited to your home’s needs. Here are some questions you can ask:

Do you have experience with my type of plumbing system?

Homes in Oshawa often use a mix of plumbing materials reflecting their age and any renovations. Older properties may still have galvanized steel supply lines or cast iron drain pipes, which can corrode or develop leaks over time, while newer builds and updated homes generally use copper or PEX for water supply and ABS or PVC for drainage, offering improved durability and easier maintenance.

Are you licensed and do you have liability insurance?

Confirming insurance protects you in case of accidents or property damage, while proper licensing ensures the plumber is authorized to perform work under Ontario regulations and meets local standards.

Are you familiar with Oshawa’s plumbing codes and permits?

Plumbing work may require specific permits and inspections. Ensuring the plumber knows local regulations helps avoid fines or rework.

Do you handle emergency plumbing services?

Frozen or burst pipes are common in winter. Knowing a plumber can respond quickly prevents major water damage.

How do you handle plumbing systems in homes affected by seasonal flooding or high groundwater levels?

Oshawa’s proximity to Lake Ontario and low‑lying areas can cause basement water issues, so a plumber experienced with sump pumps, backwater valves, and proper drainage solutions can help prevent damage.

Can you advise on upgrades to improve water efficiency or reduce utility costs in Oshawa homes?

Local plumbers can recommend and install low‑flow fixtures, tankless water heaters, or other water‑saving systems that work effectively with Oshawa’s older and newer plumbing setups while complying with local building standards.

FAQ: Common questions about plumbing services in Oshawa

How do I verify an Oshawa plumber’s credentials?

Ensure the plumber carries proper licensing, liability insurance, and credentials to comply with Ontario regulations. This protects you and ensures work is performed to local standards. Professionals listed on HomeStars usually display their licensing and insurance details for transparency.

Are permits required for plumbing in Oshawa?

Some jobs, such as sewer line replacement or altering water supply lines, may require permits. Your chosen plumbing company in Oshawa can tell you which permits are needed and often handle the application process for you.

Can a plumber in Oshawa help with low hot water temperature or inconsistent heating?

Yes. Plumbers in Oshawa can identify problems with your water heater, mixing valves, or plumbing layout. They can also advise whether a repair or replacement is the best long-term solution.

Are sump pumps necessary in Oshawa homes?

Many homes in Oshawa, particularly those in low‑lying areas or near Lake Ontario, are prone to basement flooding during heavy rain or snowmelt. Installing a sump pump or backwater valve can help manage groundwater and protect your basement from water damage. You can use HomeStars to find local plumbers experienced in sump pump installation and maintenance.

Do plumbing contractors and companies in Oshawa guarantee their work?

Most plumbing contractors and companies in Oshawa provide warranties on labour and sometimes on materials, depending on the manufacturer. Review the warranty terms to understand what is covered and for how long. You can confirm these details when discussing your project with Oshawa plumbers on HomeStars.

What should I do if a pipe bursts in winter in Oshawa?

If a pipe bursts, immediately turn off the main water supply to prevent extensive water damage. Winter in Oshawa can lead to frozen or burst pipes, especially in older homes with uninsulated plumbing. Contact a local plumber quickly to repair the pipe and assess any related water damage before it worsens.

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