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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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  • Chi Design & Build Est 2006, can help you with your new build, Renovation remodeling, create construction plan, architectural & engineer drawing for permitting upon request. Our office located in Markham and we service surrounding cities even out of GTA. It’s our pleasure to listen and assist you in all your projects. Get in touch with Chi Design & Build now to discuss your needs and arrange a quote. We are also happy to provide you references upon your request

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  • At Before After Services, we proudly serve Toronto and the GTA with professional cleaning and home improvement services. Our services include carpet cleaning, upholstery cleaning, deep house cleaning, window cleaning, interior painting, move-in/move-out cleaning, car interior detailing, and small repairs and installations. We focus on reliability, attention to detail, and customer satisfaction. Every project receives the same level of care, professionalism, and respect, regardless of size. Our mission is to help homeowners maintain clean, comfortable, and beautiful spaces while delivering outstanding value and dependable service. We believe quality work, honest communication, and exceptional results are the foundation of every successful project.

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  • 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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  • We specialize in commercial and residential electrical services, including panel upgrades and EV charger installations. Our expert team delivers fast, reliable, and safe solutions—from wiring and lighting to smart systems—ensuring top-quality work on time and on budget. Ready to power your project? Let’s get started!

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

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

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  • 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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  • 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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  • Independent handyman providing reliable and affordable home improvement services in Scarborough, Markham, Richmond Hill, and surrounding areas. Services include furniture assembly, flooring, painting, drywall repair, kitchen and bathroom updates, fixture installation, moving assistance, and general repairs. I am committed to quality work, honest communication, and customer satisfaction. Free estimates available.

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  • At Orange Pools, we specialize in designing and constructing custom pools for all of Toronto and the GTA. If you are looking for the best pool contractor in Toronto, look no further! We have everything from a modern infinity pool, sleek fiberglass pool to traditional affordable pool designs. Top-of-the-line materials and installation methods Warranty On Labour (10 Years) Affordable Rates Full Pool Design and Installation Services Modern & Custom Pools Free In-Home Estimate

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  • SB Plumbing and Contracting is a full-service plumbing and contracting company dedicated to providing top-notch services to residential, commercial, and industrial clients. With years of experience in the industry, our team ensures that every project is completed with precision, efficiency, and attention to detail. Our services cover everything from routine maintenance and repairs to new installations and remodeling projects. In addition to our plumbing services, we offer a range of contracting solutions tailored to meet the needs of our clients. Whether it's fixing a leaky faucet, upgrading a bathroom, or installing a complex piping system, we have the skills and knowledge to get the job done right the first time.

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  • At Amin Interlocking, we specialize in high-quality interlocking and landscaping services over 14 years. From driveways and patios to full landscape designs, we bring durability and expert craftsmanship to every project. Proudly serving Ontario, we’re committed to making your outdoors look amazing—one stone at a time. ر امین اینترلاکنگ، ما در خدمات اینترلاکنگ و محوطه سازی با کیفیت بالا در جریان 14 سال تخصص داریم. از راه های عبور و پاسیو تا طرح های کامل منظره، ما دوام و صنعت ماهرانه را به هر پروژه می آوریم. با افتخار به انتاریو خدمت میکنیم، ما متعهد هستیم تا فضای باز شما را شگفت انگیز بسازیم – یک سنگ در یک وقت.

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  • Need a Demolition company, Junk Removal Specialist, Fireplace and BBQ Specialist, Business Services, General contractor, Mason & Handyman based in East York or nearby? Sessy Renovation Group can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to talk about your job and get a quote.

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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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