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Find HVAC contractors in Oshawa

If you’re looking for an HVAC contractor in Oshawa, we can help. HomeStars has a selection of Oshawa HVAC companies who are ready and eager to take on your project. Posting your project is easy and free, after which available pros can register their interest. Read reviews and receive and compare multiple quotes all in one place before hiring!

Some of our top rated hvac contractors in Oshawa

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  • I have over 10 years of experience in this trade, providing reliable and professional HVAC services across the GTA and surrounding areas. Our company specializes in the installation, repair, and maintenance of both commercial and residential HVAC systems, including gas lines and ductwork. We take pride in our workmanship and customer satisfaction — feel free to check our Google reviews to see what our clients say about us.

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  • HVAC contractor in Oshawa

    I am a renovation expert with over 14 years of hands-on experience in the construction industry. As a certified electrician, I provide reliable, code-compliant, and high-quality workmanship across residential and commercial projects. My services include: • Flooring installation (all types) • Custom shower design & installation • Painting (interior & exterior) • Door installation • Complete plumbing services • Electrical work and upgrades • Full renovation solutions from start to finish I am committed to quality, safety, and customer satisfaction, delivering projects on time and within budget.

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  • Epoxy flooring specialist with a working experience. I am new to this platform, feel free to contact me and we can arrange the service at more affordable price!

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  • Welcome to Green Approved Solutions, your trusted partner for all your heating, cooling, and water heating needs. Based in Richmond Hill, Ontario, we proudly serve the surrounding areas, providing top-quality equipment and installations at affordable rates. Our team of experts is dedicated to delivering timely installations, priority emergency services, and exceptional customer care. We understand that comfort and convenience are essential, which is why we're available 7 days a week, including weekends and public holidays. At Green Approved Solutions, we're committed to helping you create a comfortable, energy-efficient, and sustainable home or business. Trust us to provide the solutions you need to stay cool, warm, and comfortable all year round

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  • At Shiny Swan, we specialize in commercial refrigeration and full HVAC services throughout the Greater Toronto Area. Our certified technicians bring decades of hands-on experience to every job, delivering dependable solutions with precision and professionalism. We offer expert installation, maintenance, and repair services for walk-in coolers, freezers, and all types of commercial refrigeration systems. In addition, we provide complete heating and cooling services, including air conditioning, ductless split systems, and high-efficiency heat pumps for both commercial and residential properties. At Shiny Swan, quality workmanship, energy-efficient solutions, and customer satisfaction are at the heart of what we do. Whether you’re upgrading your system or need urgent repairs, we’re your trusted partner for reliable and cost-effective service.

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  • HVAC contractor in Oshawa

    Hi, my name is Ali and I’m the owner of Green Edge Services based in North York, Toronto. I have several years of hands-on experience in landscaping, yard work, property maintenance, and general outdoor projects. I’ve worked on lawn care, garden cleanups, pathways, small landscaping jobs, and property improvements, always focusing on clean, reliable, and professional results. I serve North York and the Greater Toronto Area, and I’m flexible to travel for the right project. My work is supported by my cargo van and the proper tools needed to get the job done efficiently. My skills include lawn care, landscaping, yard cleanup, garden maintenance, walkway work, light outdoor construction, and general property maintenance. I take pride in doing work that is neat, durable, and done right the first time. Clients hire me because I am reliable, honest, and detail-oriented. I show up on time, communicate clearly, and treat every property with respect. My goal is always to leave customers satisfied and confident that the work was done professionally. Hi, my name is Ali and I’m the owner of Green Edge Services based in North York, Toronto. I have several years of hands-on experience in landscaping, yard work, and property maintenance

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  • HVAC contractor in Oshawa

    Licensed 309A Electrician with 3+ years of hands-on experience in residential and commercial projects. I’m skilled in wiring, troubleshooting, panel upgrades, and clean code-compliant installations. Known for being reliable, safety-focused, and getting the job done right the first time. Also familiar with fire alarm inspections as part of full electrical packages.

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  • HVAC contractor in Oshawa

    I have over 3 years of experience installing and repairing doors and windows in Canada. I work with both residential and commercial projects. I install interior doors, exterior doors, commercial doors, windows, and also do door and window replacements and adjustments. I always try to do clean and professional work and make sure everything fits well and works smoothly. Skills- Residential doors and windows Commercial doors and windows Interior door installation Exterior door installation Door and window replacement Door and window repair and adjustments Why hire me- Reliable and professional. I care about doing a good job and making sure the customer is happy.

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  • HVAC contractor in Oshawa

    Electrician

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  • HVAC contractor in Oshawa

    Uzun müdədi bu işlə məşgulam öz işimi sevirəm,Tikinti sahəsində əlavə bacarıqlarımda var,cətinliklərdən qorxmuram.

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  • HVAC contractor in Oshawa

    Bud.ua can help you with your acoustic insulation, install or replace window frames, repair windows, install or replace interior doors, install or replace exterior or reinforced doors, install or replace shutters, install or replace rolling shutters, install or replace insect screen, install or replace glass window, install or replace skylight or light dome, install or replace sliding doors, install or repair stained glass, repair door, repair dormer or skylight, repair shutters, repair exterior doors, sealing / caulking, install or replace window bars and railing, apply window tinting & install, repair or replace caulking request in North York and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Bud.ua now to discuss your needs and arrange a quote.

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  • HVAC contractor in Oshawa

    Hello, We’ve been in the renovation business for over 20 years. We specialize in bathroom renovations our usual turn around is 7-10 working days. We also do interior and exterior renovations. We have great communication with our clients and are a very responsible team. We do not take on multiple jobs at a time. We come in, do our scheduled job. Once it’s inspected and client is 100% satisfied, we move on to the next client. We can do any job, there’s no job too small or too big job we can’t handle. We have licenced electricians and plumbers we work with. We do framing carpentry, insulation, drywall, plaster, painting, finish carpentry, tiling, hardwood flooring, install cabinets/vanity’s full one stop shop for renovations. We also do posts, decks and fences, cement work, parging, concrete, flagstone. Give us a call to schedule a meeting! We look forward to hearing from you! Thanks Juan Gonzalez

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  • HVAC contractor in Oshawa

    I’m a skilled handyman with a focus on painting, and I also handle minor home repairs with confidence and care. I take pride in my work and always do my best to make sure my clients are happy with the results. You can trust me to provide high-quality service at the lowest possible price. I believe in honest work, and I treat every home like my own to ensure you get the best quality every time.

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  • At Hillside Pools & Construction, we love helping people bring their dream spaces to life. With years of hands-on experience, we specialize in custom interior and exterior builds that are as functional as they are beautiful. Whether you’re looking to refresh your home with a renovation or create the perfect backyard escape, we’re here to make it happen.

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  • HVAC contractor in Oshawa

    We at Don Renovation Inc. always deliver a quality job within a time frame given, customer satisfaction at its best.

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  • HVAC contractor in Oshawa

    CN Power Electric is your trusted, certified, and licensed electrician for residential electrical services across Toronto and the GTA. We are expert in full house wiring and remodeling working with trusted builders & general contractors. From panel upgrades, pot light installations, EV charger setups, and wiring repairs to expert troubleshooting, our work is always completed to ESA standards (ECRA/ESA #7017010) and backed by a 2-year warranty for peace of mind. Looking for an emergency electrician near your area? We provide same-day service, after-hours support, and 24-hour emergency electrician services when you need help fast. Our team of professional electrical contractors delivers safe, reliable, and efficient solutions tailored to your home. We proudly serve Toronto, North York, Scarborough, Etobicoke, Mississauga, Vaughan, etc.

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4.9

Top rated HVAC contractors

Our HVAC contractors in Oshawa, are rated 4.9 out of 5 based on 195 reviews from homeowners like you.

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What services are offered by HVAC contractors in Oshawa?

Oshawa HVAC companies offer a range of solutions to keep homes and offices comfortable year-round. They provide heating, cooling, and ventilation services to ensure indoor air quality and consistent temperature control, whether for snowy, cold winters or warm, humid summers typical in Oshawa.

Here are some of the most common services offered by HVAC companies in Oshawa:

  • Heating services: Installation, maintenance, and repair of furnaces, boilers, and heat pumps.
  • Air conditioning services: Installation and servicing of central AC and ductless systems.
  • Ventilation services: Various systems that manage seasonal humidity swings, help prevent condensation, and maintain balanced airflow in many Oshawa homes.
  • Indoor air quality solutions: Whole-home humidifiers, dehumidifiers, and air filtration systems to reduce allergens, manage Oshawa’s summer humidity and winter dryness.

It’s easy to get your Oshawa HVAC needs sorted on HomeStars. Just post your project, and local HVAC companies will register their interest. If you prefer, you can visit our directory of HVAC contractors to connect with pros directly.

What makes hiring HVAC contractors in Oshawa unique?

Oshawa HVAC contractors understand the city’s seasonal swings, from cold, snowy winters to hot, humid summers influenced by Lake Ontario. They know how to select and install systems that perform reliably year-round while addressing local building conditions and energy requirements.

  • Winter reliability: Extended cold spells and occasional ice storms can affect performance and efficiency of various kinds of heating systems. It’s important to ensure systems are properly sized and installed for consistent warmth.

  • Humidity management in summer: Oshawa summers can bring high humidity, which may cause indoor discomfort or mould growth. Local HVAC contractors can design and/or install systems that focus on balancing ventilation, dehumidification, and air conditioning.

  • Older home considerations: Many Oshawa homes have older ductwork or building layouts. Adapting installations and developing maintenance strategies helps systems to work efficiently with existing structures.

  • Local permit and code compliance: Significant system upgrades, gas lines, or ductwork modifications may require municipal building permits and inspections. Oshawa HVAC contractors can handle these to ensure work meets local regulations.

Find heating contractors in Oshawa on HomeStars

Finding heating contractors in Oshawa doesn’t have to be hard. HomeStars takes the cold-calling and endless searching out of the process, saving you both time and energy. Just follow these simple steps:

  1. Start by posting your project on HomeStars. Provide a clear description of your HVAC needs and, if possible, include photos to get precise quotes.
  2. Receive interest from available pros, review work history, and read customer feedback for HVAC pros in Oshawa.
  3. Connect with HVAC contractors 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 HVAC 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 HVAC services in Oshawa?

The costs of HVAC services in Oshawa vary based on the type of system, the work required, and whether it’s an emergency or after-hours service. Hourly rates typically range from $85 to $140 during regular business hours, while emergency or weekend service can nearly double the cost.

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

  • Furnace installation: about $4,000 – $7,000 for a high‑efficiency gas furnace installed.

  • Air conditioner installation: generally $4,000 – $7,000 for a central AC system.

  • Heat pump installation: around $4,200 – $7,800, with ductless systems on the lower end and larger capacity units on the higher end.

  • Ventilation services: duct cleaning often ranges from $300 – $600, while installing an HRV or ERV system can cost approximately $1,800 - $4,500 depending on home size and ductwork requirements.

  • Heating system maintenance or inspection: routine service visits, including filter changes and system checks, usually cost about $90 - $275.

For more detailed information on costs to expect, our guide to heating and cooling costs in Oshawa should help.

HomeStars Tip: We suggest that you clarify with your Oshawa heating contractor 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 an HVAC company in Oshawa before hiring?

Before hiring an HVAC company in Oshawa, it helps to ask key questions to ensure the work is safe, compliant, and suited to your home’s needs.

Are you licensed and insured in Oshawa?

Most HVAC work, especially gas, boiler, or high-capacity heating systems, requires pros to be licensed. Ask your preferred HVAC contractors in Oshawa for proof of licences and liability insurance to protect yourself in case of accidents or damage.

Will you handle permits and inspections if required?

Many HVAC installations in Oshawa, such as furnace replacements, gas lines, or boiler systems, require permits and inspections under provincial and municipal regulations. Confirming that your preferred Oshawa HVAC contractor will manage permits and inspections helps ensure the work meets local codes and safety standards.

What types of HVAC systems do you work on?

Some Oshawa HVAC contractors specialize in furnaces, boilers, air conditioning, or heat pumps. Confirm they have experience with your system type to ensure proper installation or repair.

Do you offer maintenance or service plans?

Regular maintenance improves efficiency and extends system life. Check if your Oshawa HVAC contractor offers annual inspections, filter changes, or seasonal tune-ups as part of a service plan.

What system do you recommend for the most cost‑efficient heating in typical Oshawa homes?

Oshawa’s mix of older and newer houses means energy use can vary widely. Asking this helps you understand whether a heat pump, high‑efficiency furnace, or hybrid setup offers the best long‑term operating cost for your specific property.

How will you tailor airflow and ductwork for energy efficiency in my home?

Many Oshawa homes have uneven heating or airflow due to legacy duct layouts or room additions. This question checks whether the contractor plans to optimize ducts, zoning, or dampers to reduce wasted energy and improve comfort.

FAQ: Common questions about HVAC services in Oshawa

Can an Oshawa heating contractor help me decide which system is best for my home?

Yes. Oshawa HVAC contractors understand the city’s cold winters, humid summers, and typical home layouts. They can recommend the right furnace, heat pump, or hybrid system for your property, and you can easily connect with local HVAC contractors in Oshawa through HomeStars.

How can HVAC systems handle humidity near Lake Ontario in Oshawa?

Homes near Lake Ontario can experience higher summer humidity and rapid temperature changes. Oshawa HVAC contractors can size systems appropriately and recommend dehumidification or ventilation solutions to maintain comfort and protect indoor air quality.

What HVAC solutions work for older homes with limited attic or crawl space access in Oshawa?

Many older Oshawa homes have tight spaces or outdated ductwork, which can complicate upgrades. HVAC contractors can suggest ductless systems, compact units, or other retrofit options that improve heating and cooling without requiring extensive structural changes.

Do Oshawa HVAC contractors offer energy audits?

Some Oshawa HVAC contractors provide home energy assessments to identify ways to improve efficiency and reduce heating and cooling costs. These audits often consider Oshawa’s cold winter temperatures, humid summers, and building characteristics, recommending insulation, ventilation, or system upgrades tailored to local conditions. On HomeStars, you can easily find Oshawa-based HVAC contractors for audits that focus on heating and cooling, or you can find home inspectors near you for a full home audit.

Can HVAC companies in remove old equipment?

Many Oshawa HVAC companies include removal and disposal of old units as part of installation services. They ensure that outdated furnaces, boilers, or heat pumps are safely transported and disposed of according to Ontario’s environmental regulations. Confirm with your Oshawa HVAC contractor in advance whether removal is included in their services.

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