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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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  • Professional Plumbing & Drain Services

    Rating: 5 out of 5
    Plumber in Oshawa

    Professional Plumbing & Drain Services has been operating for over 30 years and has extensive experience across residential, commercial, and construction environments. I am a licensed plumber and throughout my career, I have handled a wide range of responsibilities including:- major projects involving water lines, drainage systems, fixture installations, as well as completing full-system installations for new buildings and renovations. Over the years, I’ve earned a reputation for reliability, safe work practices, and consistently delivering high-quality workmanship that meets code requirements and client expectations. Special Skills & Expertise Installation, repair, and maintenance of residential and commercial plumbing systems Pipefitting (copper, PEX, PVC, steel) Drainage and waste system installation and repair Water supply line installation and troubleshooting Fixture installation (toilets, sinks, faucets, showers, tubs, water heaters) Backflow prevention and testing Leak detection and repair Sewer line repair and snaking Reading and interpreting blueprints and technical diagrams Rough-in and finish plumbing for new construction Strong problem-solving and troubleshooting skills Excellent customer service and communication Reliable, punctual, and detail-oriented

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    Latest review:
    Install or replace water supply and drainage-
    Thanks Adrain. Great job with the drainage pipe installed.

  • Wet Bandits Plumbing Inc.

    Rating: 5 out of 5
    Plumber in Oshawa

    25+years experience! Whether you need a simple faucet installation or complete drain line replacement, we offer a wide range of commercial and residential plumbing services to meet your needs. We continually strive to exceed expectations by ensuring that each client receives the very best service. Domestic Waterline,Drain Repair or Install Backflow Prevention Install & Testing Electrical Hot Water Tank Installs & Drain Snaking.

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    Latest review:
    Install or replace water supply and drainage-
    I had water dripping from main water valve in basement and master bathroom toilet flush tank required new water supply line. I contacted Wet Bandits Plumbing. Luke responded quickly and arrived early. Impressed with the professionalism and quick response. Highly recommend Wet Bandits Plumbing Inc. Thank you.

  • S&H Property Maintenance

    No reviews yet

    Plumber in Oshawa

    Need a General contractor, Window Contractor, Security specialist and business services, Kitchen Renovation Company, Electrician, Handyman, Landscaping Company, Carpenter, Mason, Excavation Specialist, Metal worker, Pool company, Concrete Specialist, Fences & Gates Specialist, Flooring Contractor, Paving Contractor, Cabinet maker, Plumber, Tiler & Cleaning company based in Oshawa or nearby? S&H Property Maintenance 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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  • Urban Contracting & Arborist Inc

    No reviews yet

    Plumber in Oshawa

    We provide full services for your home, from top to bottom inside and all you could dream of outside. Lists of services we provide -Tree pruning and Removal -Stump Grinding -Decks and Fencing -Interlock and Sod -Concrete pads -Garbage Removal -Demolition -Renovations -Painting ( interior and exterior ) -Window and Doors

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  • Clayson Construction Services

    Rating: 5 out of 5
    Plumber in Oshawa
    • Best of the Best 2025
    • Best of Awards 2025

    Let Clayson Construction take your stress away from that building project with our efficient, courteous, and responsible crew. We are committed to a quick response and competitive pricing. We have the confidence to get the job done right. Our Services include: Basement Finishing and Renovations Bathroom renovations and repairs Tile work Cabanas and Gazebos Chimney Builders & Repairers Fireplaces and Fireplace Facings Home Improvements Interlock Walkways Pergola Renovations Stonework and Masonry Call us today for a free estimate!

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    Latest review:
    Small masonry jobs-
    Evin did an great job fixing sloping steps with interlocking brick .Highly reccomend him fot the jodb. Well done Eving!!!

  • Consterra Inc.

    No reviews yet

    Plumber in Oshawa

    Consterra is a trusted construction and renovation company delivering high-quality, innovative, and sustainable solutions. With years of experience, we provide exceptional service for residential, commercial, and industrial projects. Our Services: Residential Construction & Renovation: Custom homes, kitchen & bathroom remodels, home additions, and more. Commercial Projects: Office spaces, retail renovations, hospitality upgrades. General Contracting & Project Management: Planning, budgeting, compliance, and quality control. Why Choose Us? Expertise & quality craftsmanship Customer-focused approach Timely project completion Transparent pricing

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  • Big City Painting

    Rating: 5 out of 5
    Plumber in Oshawa

    OUR FREE “IN-HOME” COLOUR CONSULTATION AND SHOPPING SERVICES Over the years, we have recognized that our clients’ have had a difficult time choosing the best colour and we have made it possible to remove the fear from all our clients’ by offering free colour consultations with one of our trained paint-colour experts. We also offer free shopping services with one of our paint-colour experts that will accompany our clients to order the paint. In addition, we can also order the paint from our manufactures. We strive to delivery the best services, so we always provide the latest most talked about design and colours based on the top stagers and designers we have worked with over the years. By doing this we help reduce our clients stress of selecting the best colors for the complete design they are looking for. We Provide Eco-friendly Painting In order to promote the safety of our environment, as well as the safety of our clients and employees, we also use paint products that contain either zero or minute traces of volatile organic compounds(VOCs) and although our painters wear protective masks, paints that contain VOCs can emit their toxins weeks after the paint has dried, affecting you and your family. Benefits to Using Zero or Low VOC Paints: ​ No harsh odours emanate from low VOC paint. Chemicals that form smog are eliminated. More cost-effective than traditional high quality paint Drastic increase in indoor and outdoor air quality Promotes environmental preservation and sustainability UNDERGROUND PARKING GARAGES, ELEVATORS AND WAREHOUSES OFFICE BUILDINGS STORES AND RETAIL INDUSTRIAL BUILDINGS ENTRANCE, SCREEN, AND PATIO DOORS MEDICAL OFFICES RECEPTION AND LOBBIES

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    Latest review:
    The company came and cleaned my house for only $540 for almost 8hrs work. They gave me an excellent discount cause it was my first time using them.

  • Tim

    New on HomeStars

    Plumber in Oshawa

    From your needs to your wants, we got you covered.

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  • The Best Home Services -14348061 Canada Inc

    No reviews yet

    Plumber in Oshawa

    We focus on roofing services in Toronto & GTA. Roof repair, replacement, leak fixing, shingles and flat roofs. Reliable work, fair pricing, and quick response. Free estimates.

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  • Prestige Home Innovations

    Rating: 5 out of 5
    Plumber in Oshawa
    • Best of Awards 2025

    About Us – Prestige Home Innovations & Design At Prestige Home Innovations & Design, luxury is built—not imagined. We are a construction-driven firm specializing in high-end custom homes and premium renovations, where precision, craftsmanship, and execution define every project. From ground-up builds to complete transformations, we deliver refined spaces designed to stand the test of time. Builder-Led. Detail-Driven. Our approach is rooted in construction excellence. Every project is led by experienced builders who understand structure, materials, and the importance of flawless execution. Design is never separated from build—each decision is made with performance, longevity, and architectural integrity in mind. A Standard of Excellence Led by Sean D’Aguiar, President & CEO, Prestige Home Innovations & Design brings over 70 years of combined experience in custom home construction, luxury renovations, and project management. We hold ourselves to uncompromising standards, using premium materials, proven building practices, and meticulous attention to detail at every stage of construction. What We Build We specialize in complex, high-value projects requiring experience, coordination, and precision: ✔ Luxury Custom Homes ✔ Full-Scale Home Renovations ✔ High-End Kitchens & Bathrooms ✔ Basement Conversions & Living Spaces ✔ Additions & Structural Expansions ✔ Commercial & Executive Office Builds Why Prestige ✅ **Construction-First Expertise** – Builder-driven projects with no shortcuts ✅ **Luxury Craftsmanship** – Precision framing, premium finishes, and lasting quality ✅ **Tailored Execution** – Every build customized to your vision and lifestyle ✅ **End-to-End Management** – Clear communication, disciplined scheduling, and on-time delivery Building Without Compromise At Prestige Home Innovations & Design, we believe luxury is defined by how something is built—not just how it looks. Our commitment to excellence ensures every home we touch reflects superior craftsmanship, timeless design, and enduring value.

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    Latest review:
    Drywall-
    Prestige Home Innovation & Design was amazing to work with. Very professional, easy to communicate with, and the quality of their work was excellent. They were respectful of our home and made the whole process stress-free. We’re so happy with how everything turned out!

  • GWL Enterprises

    No reviews yet

    Plumber in Oshawa

    I've been renovating and painting for over 30 years and am getting into it full time now. All around indoor and outdoor handyman. Experience in floor to ceiling inside and footing to roof outside. Specialties include: -Flooring. -Floor leveling. - Decks - 2 feet and below at this time. - Wall and ceiling finishing - drywall, trim, doors. - Repair, prime and paint finishing. - Furniture assembly. - Any other odd jobs will be considered. Quality workmanship will always be top of mind --PS I will never one coat a paint job unless it is the same colour as what is on the wall. Looking for projects in and around Durham Region.

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  • Macro Contracting Group

    Rating: 5 out of 5
    Plumber in Oshawa

    Macro Contracting Group is your premier partner for transforming houses into homes with more than 20 years experience in home renovation industry. With a commitment to quality craftsmanship and customer satisfaction, we specialize in revitalizing residential properties across the GTA. Whether it’s a kitchen upgrade, bathroom remodel, basement renovation, flooring renovation, interior paint or a complete home renovation, we bring expertise, creativity, and dedication to every project. ——-GET 10-15% DISCOUNT ON YOUR NEXT HOME EMPROVEMENT PROJECT——-

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    Latest review:
    After much research, I was extremely pleased to have found Macro Contracting Group. I was extremely impressed by Josephs work and expertise. He was extremely efficient, passionate, and was able to bring my vision to life. Joseph gained my trust immediately with his approach and honesty. Thank you again for your hard work!

  • The Gentleman Builder

    No reviews yet

    Plumber in Oshawa

    Self employed contractor in the Durham area. 25 years experience working with clients to best utilize their budget to make dreams a reality! My expertise is in small to mid sized projects. Kitchen, bath, flooring, painting. A carpenter by trade, I have honed my skills in tile setting, light electrical and plumbing. I work with my client to develop a relationship through considerate communication.

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  • Top drawer cabinets

    No reviews yet

    Plumber in Oshawa

    I'm a seasoned journeyman cabinet maker with 45 years experience.i have a cabinet shop in bowmanville. Love what I do . attention to detail

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  • Handyness

    No reviews yet

    Plumber in Oshawa

    Hi, I’m Randy Scott, the owner and hands behind Handyness. I’m a skilled handyman with over 5 years of experience in a wide range of trades — from carpentry and drywall to plumbing, electrical, painting, and home repairs of all kinds. I take pride in doing quality work, showing up when I say I will, and treating every project like it’s my own home. Whether you need a small repair, a room refreshed, or a bigger job tackled, I’m here to help get it done right — efficiently, neatly, and with care. My goal is simple: to make your home projects easier, stress-free, and done to a standard you can trust. If you’re looking for reliable, friendly help from someone who actually loves what they do — you’ve found the right guy.

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  • BDY General Contracting

    No reviews yet

    Plumber in Oshawa

    I have been working in general contracting for 20 years, 3rd generation contractor , living and working in durham region, very involved in the community and looking to help people get work done at an affordable price, in a time where things arent to affordable. I gaurentee my work and also treat your home as my own!

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4.9

Top rated plumbers

Our plumbers in Oshawa, are rated 4.9 out of 5 based on 471 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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