Your Guelph Experts for Heating, Cooling & Plumbing
For over 45 years, Oosterveld Heating and Air Conditioning has delivered trusted heating and cooling services that Guelph families rely on. Our certified technicians ensure your home stays comfortable through every Ontario season.
Whether you need a furnace installation, AC repair, or a full HVAC system upgrade, our experienced team provides fast, professional service with guaranteed results, backed by decades of local expertise and care. Don’t let system failures disrupt your comfort, choose Oosterveld for dependable HVAC solutions backed by our satisfaction guarantee.
Buy a New Furnace As Low As $43/mo
Upgrade to a brand new energy efficient furnace as low as $43/month! *
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Buy a New AC As Low As $47/mo
Upgrade to a brand new energy efficient air conditioner as low as $47/month! *
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Water Heater $16.99/Month
Own your electric water heater starting at $16.99/month*
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Furnace Snap Sale!
For a limited time only, save up to $1,500 on a new furnace!*
Get this dealFor more details, read our reviews:
Read our reviews
We know that time is critical when things go wrong.
When something goes wrong, you can count on us to respond quickly. Our certified team handles HVAC, plumbing, and water system emergencies 24/7. We’ll be at your door within hours—ready to help.
From emergency furnace fixes to late-night AC issues or urgent pipe repairs, our experts work fast to restore comfort without delay. You won’t wait around, our trucks are fully stocked, and our team is always ready.
Find the Right HVAC Solution
We help you choose the right system for your home’s size, layout, and energy goals. Whether it’s a first-time install or seasonal maintenance, we guide you every step of the way.
Fast Service & Savings
Need service now and want to save in the process? Our responsive team ensures you’re never waiting long, while offering efficient service that helps protect your HVAC investment. Expect timely appointments and practical advice that keeps your home comfortable, and your wallet happy.
Experienced, Skilled & Ready to Help
Our technicians service all major HVAC brands and stay up to date with the latest technology. With 45 years of experience in Guelph homes, we know how to get it right, on time and on budget.
Proudly serving Guelph and nearby communities, Oosterveld Heating and Air Conditioning provides dependable heating, cooling, and whole-home comfort solutions wherever you call home.
Ready for fast, reliable heating and cooling services in Guelph? Call us at (548) 761-8418 to speak with our local team, or schedule your service online today!
Schedule a consultation for heating & cooling services in Guelph.
Our HVAC Services
Climate control in Guelph isn’t just about keeping your home comfortable. It’s about safeguarding your family, protecting your property, and staying ready for Ontario’s unpredictable seasons. At Oosterveld Heating and Air Conditioning, we provide a full range of residential HVAC services to ensure your home stays warm in winter, cool in summer, and efficient all year long. From complete system installs to routine maintenance and urgent repairs, our certified technicians are trained to work on all major brands and models.
Heating Services
Air Conditioning Services
Water Heaters
Plumbing Services
Drain and Sewer Systems
Guelph’s Residential HVAC Service Professionals Since 1980
45 Years of Proven Experience You Can Count On
Oosterveld Heating and Air Conditioning has been part of the Guelph community for more than four decades. Our longevity speaks for itself. We’ve earned homeowners’ trust one job at a time. When your comfort is on the line, you can count on us to deliver solutions that work, backed by years of hands-on experience and local know-how.
24/7 Emergency HVAC Service
Heating or cooling failure never happens at a convenient time. That’s why we offer 24/7 emergency HVAC service across Guelph, including weekends and holidays. One call to Oosterveld and we’ll be on our way, ready to fix the issue and restore your home’s comfort with urgency and care.
Certified, Background-Checked Professionals
Every member of the Oosterveld team is fully trained, certified, and background-checked. We don’t send just anyone to your home, only experienced technicians who know their craft, understand your system, and take pride in doing the job right the first time.
Upfront, No-Surprise Pricing
We believe in transparent, up-front pricing. From the start, you’ll receive a clear explanation of the work, your options, and exactly what it will cost, no fine print, no last-minute markups, no stress.
Satisfaction Guaranteed
Your satisfaction matters to us. If something’s not working the way it should after a visit from Oosterveld, we’ll come back and make it right, no extra charge, no hassle. Because comfort isn’t just a result.
Complete Home Comfort Solutions
We do more than just furnaces and ACs. From indoor air quality and water heaters to plumbing and electrical upgrades, we offer full-service solutions that keep your home running the way it should. When everything works together, comfort comes easy.
Hear from Guelph Homeowners Who Choose Our HVAC Services
From the first contact, they were very respectful and quick to respond, explaining everything clearly and professionally.
The work was clean and well done, and they finished on time without any delays 👍
Most importantly, their attitude was very kind and professional, making the whole experience smooth and comfortable from start to finish.
I highly recommend them to anyone looking for reliable work and respectful service 🌟
Called in the morning and Ryan arrived a few hours later ( and not even an emergency call). The level of professionalism was top notch. His inspection was though and reviewed all the details with me. He also had some great recommendations.
Oosterveld will be taking care of all my future needs. Thanks Ryan!
Suggested how to prevent further issues, and even cleaned up the floor.