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Find HVAC Services in Ottawa

If you’re looking for HVAC services in Ottawa, we can help. HomeStars has a selection of local 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 Ottawa

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  • HVAC contractor in Ottawa

    Im handy man, qualified and certified HVAC Technician, open to all work in your house

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    • Best of Newly Listed 2025

    Ottawa General Renovation is a versatile company providing an array of services including, but not limited to: Kitchen/Bathroom Remodeling, painting, handyman services, demolishing, basement remodeling, and house flipping. Ready to turn your renovation dreams into reality? Look no further! Our seasoned team is here to offer you a comprehensive, personalized quote – absolutely free. Imagine the possibilities: a renovated kitchen, an expanded living space, or a rejuvenated exterior – all crafted to your unique vision. Our experts at [Your Construction Company's Name] are excited to bring your ideas to life. Experience unparalleled service with our Ottawa renovation experts. Our dedicated team is committed to delivering top-notch craftsmanship and customer satisfaction on every project. We aim to exceed your expectations every step of the way.

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  • Parent Heating & Cooling Offers Furnace, A/C, ; Heating Repairs. If you’re looking for a trusted and reliable heating and cooling company in Ottawa, ON, you’ve come to the right place. Parent Heating & Cooling specializes in furnace repair, air conditioning repair services, heating system repair, and more. Parent Heating & Cooling Inc. opened our doors in 1975, and we’re dedicated to providing residential and commercial clients with the highest quality of service and installations in the industry. During our many years, we’ve earned a reputation of integrity, reliability, and innovation that places us above the competition. Find out more about us and the services we offer, and get in touch with us to get your free quote.

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  • fresh clean air duct cleaning services is a Ottawa Ontario based HVAC contractor, Cleaning

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  • HVAC contractor in Ottawa

    Zenith Eco Energy Inc. is a fully licensed and insured heating & cooling Ottawa-based company that offers complete HVAC services to its valued customers. We install, service and repair well-known high quality heating & cooling brands as well as other air quality products. At Zenith Eco Energy Inc., our mission is to be the best in the industry by providing the highest level of reliable customer service, and to serve each and every customer professionally with honesty, fairness and care. Our educated and TSSA certified technicians, have years of experience working in the Ottawa region to install, repair, and service thousands of furnaces, air conditoners, water heaters, HRVs, and other HVAC systems. We provide services and repairs for all makes and models. From the most complex installation to routine service and maintenance, we have the expertise and products you need. During the freezing nights of winter or blisteringly hot days of summer, we are ready to restore your comfort and peace. We serve customers in the Ottawa area, at any time in the day or night. If you need our help, simply contact us at Zenith Eco Energy Inc. and we promise that you will receive fast, reliable service you can trust.

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  • HVAC contractor in Ottawa

    Okna Construction can help you with your install or replace airconditioning, 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, repair floor, install or renovate foundation, build pergola, gazebo or garden house, yard maintenance, install or repair electrical sockets and switches, repair household appliance, install or replace thermostats, repair or maintain airconditioning, assemble or disassemble furniture, install or replace household appliances, trim and decorative moldings, build or replace decking, install or renovate swimming pool, clean roof or gutters, mount artwork, tvs or furniture, install or replace garage door, repair door, repair or treat facade, repair or maintain roof or gutter, repair plaster, repair shutters, repair exterior doors, repair wall or floor tiles, sealing / caulking, install or replace window bars and railing, repair or maintain fence, various small jobs, decorative painting, paving, install or replace pool cover, winter services and snow removal, exterior trim, ceiling fan, install or repair bath exhaust fan, opening & closing service for swimming pool, power washing, repair countertops, small staining or painting project, install, repair or replace caulking, install or refurbish mirrors, install or repair acoustic ceiling tiles & accessibility modifications request in Ottawa and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Okna Construction now to discuss your needs and arrange a quote.

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  • DTech Services & Solutions Inc. was founded with a simple mission: to provide reliable, high-quality heating, cooling, and HVAC services across Ottawa and the surrounding communities. As a family-owned and locally operated HVAC company, we believe in honest work, transparent pricing, and long-term relationships with our customers. Our team is dedicated to helping homeowners and small businesses stay comfortable year-round with dependable heating and cooling solutions. From heat pump installations and furnace repairs to air conditioning systems, ventilation upgrades, and other energy-efficient solutions, we provide professional HVAC services for residential and light commercial properties throughout Ottawa and the National Capital Region. Our focus is simple: deliver reliable systems, improve indoor comfort, and provide service that customers can trust. As a BBB A+ accredited HVAC contractor, we've built our reputation on quality workmanship, transparency, and dependable service.

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  • HVAC contractor in Ottawa

    We are a professional and reliable electrical contracting company with years of experience in residential and commercial electrical work. We have completed a variety of projects, including electrical installations, upgrades, repairs, troubleshooting, lighting, and maintenance. We proudly serve Ottawa and the surrounding areas and are willing to travel to nearby locations to meet our customers’ needs. Our expertise includes electrical installations, panel upgrades, wiring, lighting systems, troubleshooting, and ensuring all work meets Canadian electrical safety standards. We believe in providing honest advice, quality workmanship, and excellent customer service. We take pride in completing every job safely, on time, and to the highest standard. Customer satisfaction is our top priority.

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    • Best of the Best 2025
    • Best of Awards 2026

    HB Pools has been working hard to build a positive reputation amongst our clients. Although we work primarily with the installation, opening, closing and maintenance of residential pools, we do provide services, such as pool openings and pool closings for corporate pools. We take a lot of pride in doing quality work, and our past customers are our best references–their referrals keep us busy all season long.

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  • HVAC contractor in Ottawa

    Welcome to Markus Building Inc. At Markus Building Inc., we bring craftsmanship, reliability, and experience to every project. Specializing in both interior and exterior renovations, we transform spaces with precision and care. Whether you're looking to update your bathroom, basement, or kitchen, install new flooring or trim, or handle drywall, mudding, taping, and painting, our team is equipped to deliver high-quality results tailored to your vision. We also offer comprehensive exterior services, including custom deck and fence construction, garage and shed builds, and demolition work to clear the way for your next big project. From start to finish, Markus Building Inc. is committed to excellence, clear communication, and customer satisfaction. Let us help bring your renovation ideas to life.

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  • HVAC contractor in Ottawa

    KSJ Contracting is a family-owned hardscaping and landscaping company serving the Greater Toronto Area and surrounding regions. For nearly a decade, we’ve been transforming ordinary backyards into extraordinary outdoor living spaces that homeowners love and neighbors envy.

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  • HVAC contractor in Ottawa

    At Kaz Renos we do laminate, luxury viny flooring, cermaic floors and backsplash’s, baseboard and trim, cabinets, countertops, new interior doors etc. From a Partial remodel/upgrade to a Full bathroom and Kitchen renovations we do it all. I was the main installer in my previous positon and mastered many techniques and developed skills to ensure beautiful installations from start to finish. Prep is the most important for any type of renovation from sub floor repairs, to self leveling and priming we do it right to ensure long lasting integrity and structure. Insurance and HST Registered.

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  • HVAC contractor in Ottawa

    Residential plumbing and home renovation expert. Quick response. Reliable. Friendly. No mess. Senior discounts. Offering free estimates and preventative maintenance tips while i am there. I always provide a picture of myself and my vehicle before I arrive so you know exactly who is at your door. Other services offered in bathroom renovations grab bars walk in tubs comfort height toilets all your plumbing or renovation needs.

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  • HVAC contractor in Ottawa

    My name is Blaise Ngoma. I started working with some renovation company as Dream touch and A1 construction and renovation and I created my own business company. Before was BN renovation from 2015 to 2025 and now GMF renovation from end of 2025 to now. I most renovate bathrooms, kitchens , installing floors, ( hardwood flooring, vinyl flooring, and laminate flooring. Installing drywall, plastering and sanding and more ....

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  • Reliable, detail-oriented, and committed to quality workmanship, I provide professional handyman services with a strong focus on customer satisfaction and honest service. I take pride in helping homeowners and businesses with repairs, installations, maintenance, and improvement projects done safely, efficiently, and at fair prices. Whether it’s mounting TVs, furniture assembly, drywall repair, painting touch-ups, door and window adjustments, caulking, flooring repairs, deck work, fence repairs, appliance installation, lighting fixtures, ceiling fans, gutter cleaning, weatherproofing, or general home maintenance — I treat every project like it’s my own home. I’m known for being dependable, punctual, respectful, and easy to work with. I communicate clearly, keep work areas clean, and make sure every job is completed properly the first time. My goal is to save customers time, stress, and money by providing high-quality workmanship with attention to detail and long-lasting results. No job is too small. I enjoy helping customers solve problems quickly and professionally while delivering friendly service you can trust. I offer flexible scheduling, reasonable pricing, and free estimates. Customer satisfaction is always my top priority,

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  • HVAC contractor in Ottawa

    I’ve been working in the construction industry my entire life—over 35 years of hands-on experience. My background is deeply rooted in flooring, and I’ve worked with all types of flooring materials. My specialty is ceramic and stone installation, where precision, durability, and craftsmanship are essential and something I consistently deliver. I am also a certified building inspector and flooring inspector. In addition, I spent many years working in real estate asset management and maintenance, giving me a strong understanding of building systems, property performance, and long-term structural needs. I have also successfully managed numerous renovation projects, overseeing budgeting, planning, execution, and final inspections. Where I Work I am based in Ottawa and take on projects within a 50 km radius. I am fully bilingual (English & French) and available to work in the Quebec province, especially in Gatineau and nearby areas. Skills & Expertise Ceramic & stone installation (specialty) All types of flooring Building inspections Flooring inspections Renovation & project management Real estate asset management & maintenance Strong knowledge of building codes & construction standards High attention detail &...

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5

Top rated HVAC contractors

Our HVAC contractors in Ottawa, are rated 5 out of 5 based on 8 reviews from homeowners like you.

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Easily find verified local pros. Just post your job to get quotes from pros near you across Canada.

What services are offered by heating contractors in Ottawa?

Ottawa heating contractors offer a range of solutions to ensure that your home or office is properly heated. For year-round comfort, many also offer cooling and ventilation services.

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

  • Heating services: Installation, maintenance, and repair of furnaces, boilers, and heat pumps designed for Ottawa’s mix of cold winters and occasional ice storms.

  • Air conditioning services: Installation and servicing of central AC and ductless systems to handle Ottawa’s hot, humid summers while preventing indoor moisture buildup.

  • Ventilation services: Ductwork design and cleaning, HRV or ERV systems, and kitchen/bathroom exhaust fans that address Ottawa’s seasonal humidity swings and support balanced airflow.

  • Indoor air quality solutions: Whole-home humidifiers, dehumidifiers, and air filtration systems to reduce allergens, manage humidity, and maintain comfortable indoor air year-round.

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

What makes hiring heating contractors in Ottawa unique?

Ottawa HVAC contractors understand the city’s mix of harsh winters, heavy snowfall, and fluctuating temperatures. They know how to select and install heating systems that perform efficiently in long cold spells while complying with municipal regulations.

  • Snow and ice considerations: Ottawa winters often bring heavy snow and ice accumulation, which can affect furnace vents, outdoor heat pumps, and flue operation. Contractors account for proper clearance and protection to maintain safe, reliable heating.

  • Temperature fluctuations: Sudden thaws or cold snaps can place extra demand on heating systems, so contractors ensure furnaces and boilers are properly sized and tuned for consistent indoor warmth.

  • Winter durability standards: Heating systems in Ottawa are selected to operate efficiently and safely through prolonged periods below freezing, including extended stretches of -20 °C or colder.

  • City of Ottawa permit requirements: Major heating installations, gas-fired furnace replacements, or boiler upgrades often require municipal permits and inspections. Local contractors can handle these processes to ensure compliance.

Find HVAC contractors in Ottawa on HomeStars

Finding heating contractors in Ottawa 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 Ottawa.
  3. Connect with HVAC contractors in Ottawa 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 Ottawa?

The costs of HVAC services in Ottawa 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 $175 during regular business hours, while emergency or weekend service can nearly double the cost.

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

  • Furnace installation: about $4,500 - $7,500 for a modern high-efficiency gas furnace installed, with most projects near $6,000.
  • Boiler installation or replacement: generally $5,000 - $8,000 depending on system size and complexity, common for Ottawa homes with hydronic heating.
  • Furnace repair: around $200 - $1,800 depending on the issue, with simpler fixes at the lower end. Furnace replacement entails additional costs.
  • Ventilation services: duct cleaning in Ottawa often ranges from $250 - $550, 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 usually cost about $90 - $275.

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

HomeStars Tip: We suggest that you clarify with your Ottawa 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 Ottawa before hiring?

Before hiring an HVAC company in Ottawa, 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 Ottawa?

Most HVAC work, especially gas, boiler, or high-capacity heating systems, requires pros to be licensed. Ask your preferred HVAC contractors in Ottawa 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 Ottawa, such as furnace replacements, gas lines, or boiler systems, require permits and inspections under provincial and municipal regulations, including rules outlined in Ottawa’s Property Standards Law. Confirming that your preferred Ottawa 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 Ottawa 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 Ottawa HVAC contractor offers annual inspections, filter changes, or seasonal tune-ups as part of a service plan.

Can you improve airflow in rooms that feel colder than others?

Uneven heating is common in Ottawa homes, especially in additions or upper floors, so this helps confirm the contractor can address distribution issues.

Do you offer solutions to reduce heating costs during Ottawa winters?

With long heating seasons, this checks whether the contractor can suggest system upgrades or adjustments that improve efficiency and lower monthly bills.

FAQ: Common questions about HVAC services in Ottawa

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

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

Do Ottawa HVAC contractors provide solutions for managing indoor humidity?

Yes. Ottawa’s climate brings dry indoor air in winter and high humidity in summer, which can cause discomfort, static electricity, or mold growth. HVAC contractors can install whole-home humidifiers or dehumidifiers, adjust ventilation systems, and optimize airflow to maintain consistent, healthy humidity levels throughout your home. They can also recommend maintenance routines to prevent excess moisture in basements or attics, protecting both your comfort and your home’s structure.

How can Ottawa HVAC contractors improve indoor air quality during allergy season?

Many Ottawa homeowners face seasonal allergens like pollen and dust. Contractors can install advanced air filtration systems, HEPA filters, or UV lights in your HVAC system to reduce airborne particles, helping improve breathing comfort and overall indoor air quality.

Do Ottawa HVAC contractors offer energy audits?

Some Ottawa HVAC contractors provide home energy assessments to identify ways to improve efficiency and reduce heating costs. These audits often consider Ottawa’s winter cold, summer humidity, and seasonal indoor air quality issues, recommending insulation, ventilation, or system upgrades tailored to local conditions. On HomeStars, you can easily find Ottawa-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 Ottawa remove old equipment?

Many Ottawa 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 Ottawa HVAC contractor in advance whether removal is included in their services.

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