Reach out today
Let us know what you need! We’re happy to help with air conditioning, furnaces, heat pumps, plumbing, duct cleaning and renovations: all your home comfort needs.
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Speak directly with our friendly team to book service, request an estimate, or get answers to your home comfort questions.
Send us your questions anytime, and a member of our team will respond as soon as possible during business hours.
Need to stop by the office to pick up filters or connect with a member of our team? We’d be happy to see you!
Monday–Friday, 9am–4pm
Call us now and we’ll work to get a technician to your home the same day, subject to availability.
Locally based, with technicians across Southwestern Ontario. Don’t see your town? Give us a shout. Chances are we’re nearby.
Schedule a 2-hour arrival window for any home heating, air conditioning, or plumbing service. You’ll receive a text when we’re on the way, plus a photo of your technician so you know exactly who’s coming. Book now and experience service you can trust.
Explore our educational articles, FAQs, and guides to help you choose the right systems, save energy, and protect your home year-round.
Understand what HVAC warranties typically cover, why registration and maintenance matter, and what homeowners should know about parts, labour and extended coverage before choosing a new home comfort system.
Learn the most common air conditioning mistake homeowners make, how it can affect comfort, efficiency and equipment performance, and what you can do to keep your AC running properly.
Learn why regular air conditioning maintenance matters, what a professional AC tune-up includes, and how seasonal service can help keep your London, Ontario home comfortable throughout the summer.
Have more questions? We’ve got the answers.
Yes, on new furnace, air conditioner and heat pump installations and on bathroom renovations: your in-home estimate is free. For repairs, maintenance and plumbing, you’ll get upfront pricing before any work begins. Tell us what you need with the form on this page or call us now, and we’ll let you know what to expect before booking. Bigger project? See financing options.
We offer 24/7 emergency service. Call us now and we’ll work to get a technician to your home the same day, subject to availability. That covers heating, air conditioning and plumbing problems that can’t wait, from a furnace that won’t start to a leak. For anything less urgent, send us the form above. Learn more about emergency plumbing and plumbing repair.
Eligible installations are backed by Donaldson’s True Care Warranty, with coverage available for up to 15 years. Depending on the system, coverage can include parts, labour, diagnostics, annual maintenance, trip charges, filters, and priority service. Coverage varies by installation, so our team will confirm exactly what your new system qualifies for.
Yes. Financing is available on approved credit for qualifying furnace, air conditioner and heat pump installations and other home service projects, including bathroom renovations, so you can spread the cost over time. You can apply online and receive a quick decision. Ask about financing when you contact us, or see how it works on our financing page.
Donaldson Home Services is based at 77 Bessemer Rd in London, Ontario, with technicians serving homeowners across London and surrounding communities in Southwestern Ontario. Don’t see your town? Give us a shout; chances are we’re nearby. See every town we serve on our service areas page.
Locally owned and operated, protecting London-area homes. Honest, no-pressure heating, air conditioning, plumbing, air quality and renovations.
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Proudly serving: London, St. Thomas, Strathroy, Woodstock, Tillsonburg, Ingersoll, Aylmer, Exeter, Lucan, Port Stanley, Komoka, Ilderton, Parkhill, Dutton, Glencoe
