Who is Clément Marchand?

Founded by Clément Marchand over 52 years ago, Clement Marchand Natural Gas Services Ltd. has built an enviable reputation for quality HVAC services across the Ottawa region. Dedicated to heating and cooling solutions, our owner and his team work hard to ensure your complete satisfaction by offering high-quality HVAC products and personalized service to residential and commercial customers in Ottawa.

Since 1971, our family has been committed to your year-round comfort and well-being. We specialize in energy-efficient natural gas heating and cooling systems, all backed by an excellent manufacturer's warranty and installed by our skilled, trained, and licensed HVAC technicians.

After a successful tenure leading the family business, Clément Marchand is passing the torch to his children, Chantal and Patrice. Experienced and fully qualified, they are committed to continuing the tradition of delivering high-quality HVAC products and exceptional service. Our trucks — easily recognized by their distinctive blue and white colors — proudly serve the Ottawa region 24 hours a day, 7 days a week. Our expertise spans residential and commercial HVAC installation, maintenance, and service.

“I'm wondering why I never contacted these guys sooner! Seriously, they all have commendable talent in their respective fields and knocked my concept out of the ballpark. Thanks for an amazing experience!”

      
 4.8
 4.8
 Top Rated Service
   Verified by Trustindex   Top Rated Service
   4.8 Excellent rating Last 12 months 
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      Posted on Google  
   
   Jeanne Watson 
 0 days ago
 
 
 Trustindex verifies that the original source of the review is Google. We requested our annual  maintenance and  inspection of the furnace and humidifier. Alex was on time. The service was thorough, quick and friendly.  We've been using the services of Advanced HVAC for several years now and will continue to do so.
  
 
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   dolores linares 
 0 days ago
 
 
 Trustindex verifies that the original source of the review is Google. I'm very pleased with the services of advanced inc, fair prices, honest people. I recommend this company.
  
 
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   Leonard Hennessey 
 1 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Alexandre Begin the Advanced HVAC technician was punctual, courteous, knowledgeable, and efficient.  Alexandre is a great ambassador for your company.
  
 
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   Diane Lyon 
 3 days ago
 
 
 Trustindex verifies that the original source of the review is Google. My technician was efficient , knowledgable and amiable. I highly recommend their buisness.
  
 
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   Claude Sarazin 
 4 days ago
 
 
 Trustindex verifies that the original source of the review is Google. The technician, Alexander, was polite, efficient and pleasant. I am very satisfied with the service
  
 
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   John Litster 
 5 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Alex was very thorough in his work and was very helpful in explaining the workings of the furnace to me. Thanks
  
 
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   Arieh Bonder 
 8 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Alex and Pascal were extremely helpful, friendly and professional. They completed the work in a timely and efficient manner. We were very satisfied with the service they provided.
  
 
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   Clauda Sanon 
 9 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Really Happy that I called them! It is my first time calling them. The gentleman was very knowledgeable and did a fantastic job!!
The AC and furnace are working well!! Definitely will call you back! My home was respected he removed is shoes and was carrying them every single time. Thank you so much!
  
 
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   Lucie Dubeau 
 9 days ago
 
 
 Trustindex verifies that the original source of the review is Google. We have been using this company for years and have always received an excellent service.  We would definitely recommend this company to service your HVAC system.
  
 
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   Raymond Peterkin 
 10 days ago
 
 
 Trustindex verifies that the original source of the review is Google. Very professional service and friendly technician.