Brennan’s Inc. Serving Simcoe, Orillia, and Muskoka for More than 70 Years

For all your heating, cooling, and electrical needs, Brennan’s Inc. has served homeowners throughout Central and Northern Ontario for more than 70 years. Our family-run business prides itself on the exceptional workmanship and durable products we provide for our valued clients.

Emergency Service

Emergencies don't always happen during working hours, which is why our dependable team is always available, so we can be there when you need us. Just pick up the phone and rest assured you will soon be in capable hands. For all other inquiries about our services, you can also send us an email using the e-form on this page. A qualified representative will get back to you promptly.