Some of our top rated hvac contractors in Oshawa
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Complex Construction is a premier construction company specializing in demolition, excavation, grading, and full-scale design-build projects. With a focus on quality, efficiency, and precision, we bring expertise to every job, from land clearing to custom builds. Whether you're looking for residential or commercial construction solutions, we deliver reliable results with industry-leading craftsmanship. Serving Ontario, Complex Construction is committed to excellence in every project. Contact us today to bring your vision to life.
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Best of the Best 2023
Best of Awards 2026
Thank you for visiting Envirotech Electrical Services Inc. We are an ECRA/ESA Licensed Electrical Contractor offering a full range of electrical services for residential, commercial and industrial We service Durham Region, East GTA, York Region, Kawarthas, Peterborough, and Northumberland. Over 29 years licensed in the electrical trade - Electrical inspections/assessments for Real Estate transactions - Backup generators and Generlink transfer switches - Panel and Service upgrades - Aluminum wiring repairs and replacement - Knob and Tube replacement - Hot tub and pool wiring - EV chargers - Troubleshooting and service calls - Kitchen, bathroom, basement wiring for renovations - Washroom exhaust fan installation - Lighting - Small jobs accepted Preferred electrical contractor for Arctic Spa Durham/Vaughan locations hot tub wiring Member of the previous ACP program for select electrical contractors Preferred electrical contractor for HGTV's DECKED OUT during their last season. Please contact us for a free estimate, and to learn more about the services we offer and how we can help you.
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Professional Plumbing Service is a Ajax based HVAC contractor, Electrician, Plumber, Bathroom Renovation Company, Appliance repair specialist, Excavation Specialist, Concrete Specialist, Fireplace and BBQ Specialist, Handyman, Landscaping Company, General contractor & Paving Contractor company. 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, build or renovate well, install or replace water treatment station, install or replace septic tank or grease trap, clean or maintain septic tank or grease trap, install, replace or repair sewer main, install or replace drainage system, install or repair water heaters & install or replace garbage disposal, message us so we can assist you and arrange a quote.
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A Trusted Name In Appliance Repair and Service. Modern Appliance provides in-house repair and service to all makes and models of appliances. Thermador, Kitchen Aid, Kenmore, Frigidaire, Whirlpool, Maytag, Sub Zero, Samsung. GE, Electrolux, Westing house, Admiral, Amana, McClary, Heubsch, L.G, , Bloomberg, Fisher & paykel,Asko,Bosch,Whirlpool, magic chef, Camco,Wolf and more Service- Repair-installation Installation and Service on all major brands of appliances including all built in refrigerators and freezers,wall ovens , slide in ranges and ovens, washers/ dryers , dishwashers, cooktops, Icemakers, At Modern Appliance, we specialize in providing a reliable and efficient appliance repair service to get you back on track as soon as possible. We offer a wide range of appliance repair services combined with excellent customer service. With over 25 years of experience in the appliance industry, our skilled technicians have performed countless appliance repairs. We deliver the quality you expect and deserve.
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We’re a minority owned family electrical company trying to make change in the industry. Serving the entire GTA, we're your one-stop electrical contractor—specializing in panel upgrades, EV chargers, fire alarms, and large-scale installations for homeowners, businesses, and beyond. Homeowners trust our family-run team to bring comfort, efficiency, and safety under one roof-modernizing your wiring, lighting, and power systems so you can enjoy a smart, secure home, our family-run, fully licensed electricians deliver everything code-compliant, on time, and on budget, so you gain lasting peace of mind and lower energy bills.
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At A&R Plumbing, we take pride in delivering reliable, high-quality plumbing services you can count on. Whether it’s a small repair or a full system installation, our goal is simple: get the job done right the first time, with no surprises. We specialize in residential plumbing, offering services such as: • Leak detection & repairs • Drain cleaning & clog removal • Sump pump installation & maintenance • Water heater (tank & tankless) services • Pipe repair & repiping • Fixture installations (toilets, faucets, sinks, etc.) • And so many more! With a strong focus on honesty, clear communication, and workmanship, we treat every home as if it were our own. We show up on time, explain the issue clearly, and provide upfront pricing before any work begins. Our team is committed to clean, professional service—no mess left behind, no shortcuts taken. 💧 Why choose us? • Fast, dependable service • Transparent pricing • Quality materials & workmanship • Customer-first approach • Fully committed to your satisfaction Whether you’re dealing with an emergency or planning an upgrade, you can trust A&R Plumbing to deliver lasting results.
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HVAC Heating cooling Gas line Installation and repair Air condition - Furnaces- Boilers-Fireplaces - Swimming pool heater-Tank-less Water heater - Remove the Red Tags - Outdoor fire pits - Restaurant appliances - Underground Gas Lines -Gas range - Gas Stove- BBQ - Gas Dryer- New Gas Lines - Dehumidityfire -Humidityfire - Thermostat-HRV-
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Proaire Systems Inc. can help you with your install or replace heating systems, install or replace airconditioning, install or replace solar pv panels, repair or maintain solar pv panels, install or replace floor heating, install or replace gas systems and pipes, install or replace boiler, repair or maintain boiler, repair or maintain floor heating, install or replace radiators, install or replace thermostats, repair or maintain airconditioning, repair or maintain heating system, install or replace ventilation system, install or replace heatpump, install solar water heater, repair or maintain heatpump, repair solar water heater, install or replace mist-generating system, install or replace cold room, install or replace whirlpool, spa and wellness, energy audit, clean air ducts & vents, install or repair water heaters, water or fuel tanks & air cleaners and humidifiers request in Ajax and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Proaire Systems Inc. now to discuss your needs and arrange a quote.
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- Best of the Best 2025
- Best of Awards 2026
Since 2001, Spring Home Heating & Cooling Has Provided Reliable Heating, Cooling and Air Quality Service in Toronto, Markham, Richmond Hill & Surrounding Areas Spring Home is a GTA-based HVAC company offering complete Heating, Air Conditioning and Refrigeration installation and service to the Greater Toronto Area since 2001. We have been working with HVAC systems in residential, commercial & industrial properties throughout the Toronto region and are proud of our established reputation as a reliable, trustworthy business. To guarantee you the best possible service and installation experience, all our technicians are certified, experienced, and have undergone a complete background check. Why Choose Spring Home Heating & Cooling? ✅ Over 1,000 happy customers reviews ✅ Voted Best HVAC Contractor in GTA 15x ✅ Mitsubishi Electric MEQ Dealer ✅ Mitsubishi Electric Appreciation Award Winner for outstanding performance ✅ Trane Comfort Specialist (TCS) Dealer, the highest recognition among Trane Dealers ✅ Daikin Comfort Pro Certified Dealer ✅ Lennox Premier Dealer ✅ Lennox Centurion Awards Winner for outstanding performance, an award for top 2% Lennox dealer in NA ✅ Registered as Viessmann Partner ✅ Certified Lochinvar Boiler VIP Contractor ✅ NATE (North America Technician Excellence) Certified HVAC contractor
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Durham region's local Heating, Ventilation, and Air-Conditioning (HVAC) company, serving homes and businesses. Our company is built on the foundation of honesty, quality, and integrity. Your trust matters to us, which is why we are always transparent about what your system truly needs—no upselling, no unnecessary repairs. We believe in honest pricing and delivering dependable, expert service to every customer. Our team takes pride in quality craftsmanship, ensuring every installation meets code, functions flawlessly, and looks professional. Book with us and give your system the care it deserves. 24-hour emergency service available.
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We provide reliable, high-quality HVAC services for homeowners and businesses across Richmond Hill, the GTA, and surrounding areas. From installations and replacements to repairs and maintenance, we take pride in doing clean, professional work and getting the job done right the first time. We understand how important comfort, reliability, and quick response times are when it comes to heating and cooling systems. That’s why we focus on honest communication, fair pricing, attention to detail, and dependable service from start to finish. Customers choose us because we show up on time, respect their space, and stand behind our work. Whether it’s a furnace, air conditioner, rooftop unit, ductwork, or general HVAC service, our goal is simple: quality workmanship you can trust and results that last. 🔧
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Xtatic Electric is an approved electrical contractor with the Electrical Safety Authority. Based in Markham, Serving our city for more than 22 years. Our licensed electricians operate throughout York Region, GTA and surrounding areas providing high quality diagnosis, installations, and repairs. Working one-on-one with our customers to provide a complete range of electrical services for residential and commercial projects such as work for builders and contractors, additions, legal basements, EV chargers and remodeling projects. The Xtatic Electric team has extensive knowledge of electrical system design, maintenance, and code guidelines. Safety and efficiency are key components to complete projects on time. We are committed to project quality, customer satisfaction, and teamwork.
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I specialize in a huge amount of services, and I am always looking for the next challenge!
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Infinite Mechanical Solutions Inc. provides professional plumbing and mechanical services for residential and commercial clients across York Region, Durham Region, and the Greater Toronto Area (GTA). We specialize in renovations and new construction, sewer and drain repairs, drain unclogging, fixture installations, and leak diagnostics and repairs. Our work also includes water supply and drainage systems, water heater installations, water treatment systems, and sewer main and drainage system work for both new installations and renovations. Whether you’re dealing with a clogged drain, upgrading plumbing fixtures, or planning a larger mechanical project, we deliver reliable workmanship, clear communication, and code-compliant solutions from start to finish. Contact Infinite Mechanical Solutions Inc. today to discuss your project and receive a detailed quote.
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Faraday Electric Ltd. provides dependable electrical services for residential and commercial projects. We handle everything from troubleshooting and repairs to upgrades, renovations, new builds and specialized installations. Licensed and insured, our work is completed with precision, clear communication, and respect for your space and schedule. Our focus is simple—do the job right, and make sure it lasts.
