Top 10 HVAC Companies in Oshawa

Among the many areas of expertise in home improvements, HVAC systems are some of the most important. According to Health Canada, Canadians spend more than 90% of their time indoors. This underscores the significance of maintaining comfortable indoor temperatures, fresh air and having access to clean water at home. For this reason, choosing between HVAC companies in Oshawa is essential for your home. 

We’ve done the research to provide you with a list of the top 10 HVAC companies in Oshawa that can help ensure your family’s safety and comfort. All of these businesses have been highly rated by customers in terms of professionalism, quality products, and excellent customer service. 

Disclaimer: We have not worked directly with these companies on any Oshawa roofing projects unless specifically stated.

top HVAC companies in Oshawa

1. The HVAC Service Solutions

Website URL:

Address: 600 Rossland Rd W, Oshawa, ON L1J 8M7

Phone number: +1(647)4991614

Google Review summary: 4.7-star rating based on 37+ reviews

Top on our list of HVAC companies in Oshawa The HVAC Service Solutions. The company is built on a foundation of quality reputation, attentiveness, trustworthiness, and credibility. It is a one-stop shop for all your HVAC needs, ranging from heating and cooling systems to duct cleaning. They have a licensed and factory-trained staff of technicians who are knowledgeable, friendly, and professional. They offer free estimates for installation and maintenance, as well as an outstanding warranty on their products. The company also offers Protection Plans to cover the cost of seasonal maintenance and repairs.

  • Heating Protection Plan that covers most parts and labour, with no deductible 
  • Heating Maintenance Plan that includes annual maintenance service on your furnace
  • Heating Protection and Maintenance combine both plans


  • Experience with 30+ of the best brands in the industry
  • Quick service with 40+ service centers in the area 
  • Protection plans available 


  • A bit pricier than other comparable companies 

2. Joe’s Heating & Air Conditioning

Website URL:

Address: 1472 Thornton Rd, Units 26-28, Oshawa ON L1H 7K4

Phone number: (905) 434-6788

Google Review summary: 4.9 Star rating based on 221 reviews

Joe’s Heating & Air Conditioning is a professional business that offers top-notch residential HVAC maintenance and repair services. They feature a wide selection of products from some of the best brands in the industry, such as York, Rheem, Electro Air, vanEE, Aprilraile, Carrier, Trane, and others. They inspect every job to ensure it meets Ontario Safety and Performance codes and strive to exceed customer expectations.

Their expert technicians can handle any issue with your heating and cooling system, including:

  • Air conditioning
  • Gas lines
  • Water heaters
  • Furnaces
  • Thermostats 
  • Humidifiers 
  • Boilers/ hydronic systems


  • Provide warranty plans and services for all makes and models
  • Wide selection of products from top brands in the industry 


  • Serve residential clients only

3. Pure Mechanical Group Inc.

Website URL:

Address: 343 Bloor St West, Unit 1 Oshawa, Ontario, Canada, L1J 5Y5.

Phone number: (905) 447-6913

Google Review summary: 4.7 Star rating based on 13 reviews 

Pure Mechanical Group Inc. is a service-based HVAC business in Oshawa City. They provide commercial and industrial HVAC services across Oshawa, Whitby, Durham Region, Pickering, and the Greater Toronto Area. Their unionized journeyman technicians hold advanced certifications and continuously engage in training throughout their professional careers to stay up-to-date with the latest technologies and trends. Their services include custom-designed air filtration systems, furnace repair and installation, duct cleaning, gas fitting, and more. They also provide energy solutions such as insulation upgrade projects. 


  • Customize every maintenance package for your unique system
  • Unionized journeymen technicians with up-to-date expertise and certifications 


  • Specializes in servicing large industrial and commercial facilities only

4. Elmridge Air Comfort

Website URL:

Address: 1282 Liveoak St, Oshawa, ON L1K 2S9

Phone number: (905) 244-1460

Google Review summary 4.9 Star rating from 51 reviews 

The company was founded by Justin Brant and has since grown into a reliable HVAC business with highly qualified and experienced technicians. Elmridge Air Comfort strives to satisfy its client’s needs, offering the highest quality services at reasonable rates. They also provide 24-hour emergency services in Courtice and surrounding areas, with their services including installing, servicing, selling, renting, and repairing air conditioners, furnaces, water heaters, boilers, gas fireplaces and more.


  • 24-hour emergency services
  • Friendly and professional technicians 
  • Quality services at reasonable rates


  • Limited service area

5. 416 Heating and Cooling

Website URL:

Address: 287 Richmond St E, Oshawa, ON L1G 1E6

Phone number: (416) 414-3249

Google Review summary: 5 Star rating based on 25 reviews 

416 Heating and Cooling is an award-winning, full-service residential heating and air conditioning contractor serving Toronto and the Greater Toronto Area. Their services include HVAC repair, maintenance, installation, and replacement as well as ventilation system cleaning. In addition to being a Carrier Factory Authorized Dealer, they also offer 10-year parts and labor warranties on select products with free estimates for replacements or upgrades. They have a track record of excellent customer service and satisfaction, and a 5-star rating on Google reviews to prove it. 


  • Factory-authorized dealer of Carrier products 
  • 10-year warranty on Trane equipment


  • No online customer support 

6. Aire One East Heating & Cooling

Website URL:

Address: 1910 Dundas St E #117 Whitby, ON L1N 2L6

Phone number: (905)576-7600

 Google Review summary: 4.6 Star rating based on 141 reviews 

As a top-notch cooling and HVAC organization, Aire One East Heating & Cooling provides a wide range of services that include AC repair, furnace maintenance and installation, water heaters, and energy-saving systems. Having over 25 years of experience in this industry, people trust their services and rely on their HVAC services in Oshawa, Courtice, Port Perry, Pickering, Bowmanville and Whitby. Their technicians are certified and experienced to provide quality service with a 100% satisfaction guarantee. They also offer free in-home estimates to better serve their customers, which is why they get top ratings on Google reviews for customer satisfaction. 


  • Protection plans to guarantee your satisfaction 
  • 24/7 emergency service 
  • Free online estimates for replacements and upgrades 


  •  No discounts are available on repair or installation services.

7. Enercare 

Website URL:

Address: 285 Bloor St. W, Oshawa, ON, L1J 1R1

Phone number: 1-855-399-1219 or 1-905-245-2903

Google Review summary: 4.9 Star rating based on 6.2k reviews 

Enercare is a pioneer in the HVAC industry, offering a one-stop shop that provides repair, maintenance, and installation services for all of your heating and cooling needs. Clients signed up for their Protection Plans receive repair services at no additional cost, plus an annual tune-up to help ensure that their system is running smoothly and efficiently. Their service appointments include:

  • A thorough diagnostic and safety
  • Expert advice from licensed and experienced technicians
  • 1-year parts and 90-day labour guarantee

For those clients not on a protection plan, Enercare offers a fixed estimate that won’t change during the course of repair. With 24/7 emergency services available across Canada and an online booking system for scheduling service appointments, they make it convenient and easy to get your HVAC system running smoothly again. 


  • Protection plans that cover all repair costs 
  • 24/7 emergency service available 
  • Online booking system for scheduling appointments


  • Technician service is limited (Monday-Sunday, 8 am – 10 pm)

8. Limcan Certified Heating and Air Conditioning

Website URL:

Address: 105 Consumers Dr Unit L, Whitby, ON L1N 1C4

Phone number: (365)799-7383

Google Review summary: 4.7 Star rating based on 324 reviews 

Limcan Certified Heating and Air Conditioning is an expert in the HVAC industry. Since 1964, they have been providing Whitby, Oshawa and the surrounding areas with dependable heating and cooling services. Their services include repairs to full installation of new systems and they offer 24/7/365 service. They are a Lennox Certified dealer across the GTA and offer service for all Lennox-branded home comfort products. Their knowledgeable technicians can handle any issue with your heating and cooling system, ranging from product support to fixing a non-functional AC or furnace. 


  • Certified Lennox dealer
  • 24/7 availability, no extra fees


  • No online price estimates

9. Tranquility Home Comfort

Website URL:

Address: 1472 Thornton Rd, Units 26-28, Oshawa ON L1H 7K4

Phone number: 905-571-3444

Google Review summary: 4.9-star rating based on 73reviews 

Tranquility Home Comfort is an award-winning, full-service residential HVAC contractor that provides top-of-the-line products and services to keep your home running smoothly. They help community members make smart and energy-conscious decisions about their comfort requirements. With certified technicians available for repairs, installs, and maintenance services, they can ensure that your HVAC system is always running at peak performance. Additionally, they offer financing options to help you with your budget concerns. 


  • Use quality materials and equipment that meets industry standards 
  • Factory-trained technicians 
  • Financing options available 


  • Not all parts and services are included in the warranty coverage. 

10. LFZ Heating & Cooling

Website URL:

Address: 1318 Apollo St, Oshawa, ON L1K 3E6

Phone number: +1 416-779-4863

Google Review summary: 4.9-star rating based on 40 reviews 

Whether you need HVAC maintenance services, a new installation, or a complete replacement, LFZ Heating & Cooling is just a call away to attend to all your home comfort needs. Their technicians are highly trained and certified to get the job done right the first time, plus they are the premier dealer of American Standard & Ameristar HVAC systems. Solving complex problems and carrying out installations quickly is their specialty. They are located right in Oshawa, so you can get the best local service available. 


  • Verified employee backgrounds for criminal records.
  • Prompt service 
  • Comprehensive maintenance programs 


  • No specific warranties are mentioned on their website or in reviews. 

Wrap Up:

This list of 10 HVAC companies in Oshawa is a great starting point for anyone looking to get their home comfort needs taken care of. These companies also play a role in home renovations such as bathrooms, kitchens and anywhere vents are needed. Ever consider installing a rooftop AC unit?! You’ll need one of these guys to get the job done!

Quality and customer service are at the forefront of these businesses, so you can expect only the best when hiring them. Be sure to read the reviews and check out their websites for more information before making an informed decision. Choosing the right HVAC provider is important, so put a lot of thought into your selection and be sure you get all the answers you need to make an educated decision that best suits your needs. 

If you’re in need of shingle roofing, flat roof installation, Eavestrough repair or installation in Oshawa, call us today for a free consultation!