Some of our top rated water heater repair specialists in Ajax
Sort by:
- Get in touch
- Best of the Best 2025
- Best of Awards 2026
- Giving Back Award 2018
We are a 50 year old family business established in 1967 that specializes in the installation and service of Gas Furnaces, Central Air Conditioning, Gas Boilers, Hydronic Furnaces, Tankless Hot Water, Hot Water Tanks, Humidifiers, Air Cleaners and Custom Ductwork.
- Get in touch
With a passion for perfection, Justin has created a team of knowledgeable individuals who can make your reno dreams come true! With a over 10 years of experience and satisfied customers, we never leave a job unfinished! JA Plumbing strives to meet every need using creative installation techniques to get the job done on time and bring your visions to life! We provide a 12 month no-questions-asked installation error warranty! We also will work with you on any manufacturer warranties.
- Get in touch
We are your expert hvac service provider offering the following: 1. Furnace repair, maintenance and installation 2. AC repair, maintenance and installation 3. Water heater/tankless water heater repair and installation 4. BBQ gas lines installation 5. Pool Heater repair 6. Water softener service and installation 7. Boiler service, maintenance and installation For more information, please do not hesitate to contact us.
- Get in touch
Brodie plumbing is a Locust Hill based HVAC contractor, Plumber, Bathroom Renovation Company, Handyman, General contractor Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install or replace water supply and drainage, unclog drain and sewage pipes, install or repair faucets, repair toilet or toilet flush, install or repair bathroom fixtures, stop leakage, install or replace water treatment station, install or replace drainage system, install or repair water heaters .We also work in cottage country message us so we can assist you and arrange a quote.
- Get in touch
Fernando Mirijello Managing Owner of Air Management Group, has over 30 years of HVAC experience providing home comfort solutions in the Greater Toronto area. As the owner of AMG and having worked for the two largest Home Services companies in Ontario. Fernando and his team have made it their mission to offer consumers competitive pricing with greater transparency, all without the frustration and runaround when something needs to be corrected.
- Get in touch
Mayagh Air Fresh Canada Inc. provides heating and cooling services across Richmond Hill and the GTA. We specialize in installing, repairing, and maintaining furnaces, air conditioners, heat pumps, tankless water heaters, and ventilation systems. We also offer gas piping and custom ductwork, with a focus on quality workmanship, clear communication, and keeping your home comfortable year-round.
- Get in touch
Our Mission: At breezfreez, our mission is to provide affordable and reliable HVAC services to our customers. We strive to exceed expectations by delivering quality workmanship and exceptional customer service. Our Team: Our team consists of certified HVAC technicians who are knowledgeable and experienced in the industry. We are committed to ongoing training and education to stay up-to-date with the latest technology and techniques. Our Services: We offer a wide range of HVAC services including air conditioning and heating repair, installation, and maintenance. We also offer indoor air quality solutions to improve the comfort and health of your home or business. We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.
- Get in touch
- Best of the Best 2025
- Best of Awards 2026
Heating & Air Conditioning MORE THAN 20 YEARS EXPERIENCE IN Install or replace heating systems, FURNACE REPAIR, FURNACE INSTALLATION, FURNACE REPLACEMENT, HEATING SYSTEM INSTALLATION, .CERTIFIED AND INSURED COMPANY.REPAIR AND SERVICE AND INSTALLATION OF ALL HVAC EQUIPMENT FOR RESIDENTIAL SUCH AS FURNACE,AIR CONDITIONER,BOILER,HOT WATER TANK,TANKLESS WATER HEATER,DUCTLESS AIR CONDITIONER,ROOF TOP UNIT,ALL KIND OF FILTER AND ... ________________________________________ FURNACE,AIR CONDITIONER,AIR CONDITIONING,AIR CONDITION,BOILER,HOT WATER TANK,TANKLESS WATER HEATER,DUCTLESS AIR CONDITIONER,ROOF TOP UNIT,FIRE PLACE REPAIR,ALL KIND OF FILTER and Gas Fireplace Services & Repairs Toronto ... _______________________________________ AMERICAN STANDARS , TRANE,CARRIER,GOODMAN,KEEPRITE,NAVIEN,RINAE,COOLMAN,LENNOX,ARMSTRONG,Lennox, Amana, American Standard, Rheem, Rinnai,Napoleon, Noritz,White Rodgers,Honeywell,Oil or Electirc to Gas conversion., Indoor Air Quality testing. Heating, cooling, furnace, gas fireplace, electric fireplace, air conditioner, A/C, indoor air quality, boiler, hot water tank, tankless water heater, duct cleaning, ductless air conditioner, heat pump, custom duct work, humidifier, thermostats, HRV, ERV, hepa filter, indoor air quality, filters, gas line installation, in floor heating, electronic air cleaner, gas stove, service, maintenance, repair, fix furnace, residential, commercial cooling.
- Get in touch
Gecko HVAC is a trusted heating and cooling company serving homeowners and businesses across the Greater Toronto Area. We specialize in professional installation, repair, and maintenance of air conditioners, furnaces, heat pumps, and indoor air quality systems. Our licensed and insured technicians focus on doing the job right the first time — delivering reliable comfort, honest recommendations, and transparent pricing with no surprises. Whether you need a quick repair, seasonal maintenance, or a full system upgrade, we’re here to help you stay comfortable year-round. ✔ Licensed & Insured ✔ Fast & Reliable Service ✔ Serving the GTA
- Get in touch
Hi, my name is Hossein Rezaei, and I have been working in the HVAC industry for 15 years. I specialize in the installation of new furnaces, AC units, hot water tanks, and heat pumps. With years of hands-on experience, I take great pride in delivering high-quality workmanship and ensuring customer satisfaction on every project. Where I Work I provide HVAC services in: ✅ Toronto ✅ Richmond Hill ✅ Newmarket ✅ Mississauga If you’re in these areas and need professional HVAC installation, I am ready to help. Why Hire Me? ✔ 15 Years of Expertise – Extensive knowledge in HVAC installation and maintenance ✔ High-Quality Workmanship – Precision and attention to detail on every job ✔ Reliable & Honest Service – Transparent pricing and customer-first approach ✔ Competitive Rates – Fair pricing without compromising on quality Whether you need a new installation or a system upgrade, I am committed to providing reliable and professional service. Feel free to check out my reviews and reach out for a free quote.
- Get in touch
Hairoun Mechanical Services provides reliable residential and light-commercial HVAC maintenance, diagnostics, and repair services throughout Hamilton and the Greater Toronto Area (GTA). Licensed & Insured Professional Credentials: • TSSA Registered Heating Fuels Contractor — License #FS-R-53845 • Certified G2 Gas Technician • Ontario College Diploma in Heating, Refrigeration and Air Conditioning from Humber College • Fully Insured with Comprehensive Commercial Liability Coverage With over 6 years of hands-on field experience, we are deeply committed to quality workmanship, honest communication, and dependable service. We specialize in precision troubleshooting, meaning we focus on accurate diagnostic work and repair services rather than trying to push unnecessary equipment installations. Our Core Specialized Services Include: • Boiler & Hydronic Systems: Comprehensive maintenance, troubleshooting, and repairs for high-efficiency boilers (including Navien, Rinnai, and NTI equipment) and radiator heating loops. • Furnace Services: Prompt troubleshooting, safety safety-checks, and repair work for residential forced-air heating systems. • Tankless Water Heaters: Specialized seasonal maintenance, system diagnostics, and deep descaling procedures. • Air Conditioning & Heat Pumps: Full seasonal tune-ups, operational diagnostics, and repair services for central units and ductless mini-split systems. • Gas Line & Fireplace Work: Expert safety verifications, gas valve replacements, leak detections, and gas fireplace maintenance. • Commercial Mechanical Equipment: Specialized maintenance, belt/motor testing, coil washing, and diagnostics for light-commercial Rooftop Units (RTUs) and Makeup Air Units (MAUs). • Fan Coils: Reliable diagnostic and component maintenance service. At Hairoun Mechanical Services, we believe in arriving prepared with top-tier, calibrated digital diagnostic gear. We take pride in explaining technical issues clearly without confusing jargon, offering practical solutions tailored exactly to your budget, and providing absolute transparency from the initial assessment through to job completion. Whether you need seasonal HVAC preventative maintenance, help diagnosing an active heating or cooling issue, or reliable subcontractor support, we are here to deliver top-tier trade professional results. Serving Hamilton and the GTA. Contact Hairoun Mechanical Services today to discuss your HVAC needs and arrange an appointment!
- Get in touch
Avita HVAC is a TSSA-certified G1/G2 Gas Technician and fully insured, incorporated company serving the GTA. With over 15 years of international expertise in mechanical trades, we specialize in high-quality heating and gas solutions. Core Competencies Experience: Our lead technician brings advanced knowledge in system design, blueprint reading, and flawless project execution—ensuring we tackle complex jobs that others can't. Services: Installation, repair, and annual maintenance for Furnaces, Tankless Water Heaters, A/C units, and gas piping. We work on all major residential and light commercial brands. Skills: Expertise in advanced diagnostics, high-efficiency equipment, and strict adherence to the Ontario Gas Code. Why Choose Avita HVAC? We offer a unique combination of extensive experience and local, reliable service. We guarantee transparent, up-front pricing and prioritize your family’s safety. We proudly service Toronto (North York, Etobicoke, Scarborough), Vaughan, Richmond Hill, Mississauga, and Markham. Contact us today for safe, expert service and a free quote!
- Get in touch
At Elite Air Care we specialize in providing energy-efficient and eco-friendly HVAC solutions tailored to each customer's unique needs, backed by certified technicians, transparent pricing, and industry-leading warranties. As a locally owned and operated business, we pride ourselves on quick, reliable service, available 24/7 for emergencies, and offer preventive maintenance programs to keep your system running smoothly year-round. Our commitment to personalized service, environmental responsibility, and community involvement sets us apart from the competition.
- Get in touch
- Best of Awards 2026
We are a company that will work with you to achieve your goals, nothing is too small or to big, we’ve have designed to completion of projects We’ve hung picture frame and mirrors. We are a team from design to a selected trades and meticulous taste. Thirty years of experience in construction, ready to deliver. Custom is our standard.
- Get in touch
At Energy Wave Solutions, we provide reliable hydronic heating and cooling services, plumbing, and complete system installations across the GTA. With certified G2 licensing from TSSA and licensed plumbing expertise, we ensure your home comfort systems run safely and efficiently year-round. What sets us apart? As a company, we bring together specialized and licensed teams in HVAC, electrical, and plumbing, ready to solve your needs quickly and professionally. From hydronic systems and in-floor heating to furnaces, air conditioners, and plumbing repairs, our experts deliver results you can count on. Beyond installation and repair, we also provide consultation and system design for HVAC, electrical, and plumbing projects. Whether you’re planning a new build, upgrading your comfort systems, or optimizing for energy efficiency, we guide you with tailored solutions that fit your space and budget. Our promise is simple: honest pricing, fast response times, and lasting results. Contact us today for a free quote and experience the difference of working with a contractor who truly cares about your comfort and peace of mind.


