Zazac Calgary air conditioning keeps you chill. Too cool? Zazac HVAC heats you up. You cool hottie!

Air Conditioning
Heating and Cooling

Reliable Heating, Ventilation, and Air Conditioning Services

Too hot? Zazac air conditioning keeps you chill. 

Too cool? Zazac HVAC heats you up.

Trust Zazac Building Energy Efficiency to keep your indoor climate just right.

Trusted Experts in Energy Efficient Climate Control

Zazac Building Energy Efficiency is a full-service HVAC company in Calgary, Alberta. We specialize in the maintenance, installation, and tune-up of heating, ventilation, and air conditioning (HVAC) equipment and systems.

Our focus is on ensuring your indoor climate is perfectly controlled by using the most effective and current green and energy efficient strategies.

With 20 years of experience in the HVAC/R industry, we have the experience and skills to make sure that your HVAC system is efficient, sustainable, and cost effective.


7 + 7 =

Internationally Certified

Zazac’s founder, Sebastien Zazac, is a certified Engineering Technologist in France and a Red Seal journeyman in Refrigeration and Air Conditioning in Canada.

Sebastien’s professional and friendly demeanor, combined with his enthusiasm for energy efficient HVAC best practices, repeatedly make Zazac Building Energy Efficiency the trusted choice of corporate and civilian property owners alike.

ZAZAC Building Energy Efficiency Inc. is the ideal partner for managers and owners who are wishing to increase the profitability of their buildings. We implement energy-saving strategies and prove success by setting up energy accountability.

For your Calgary air conditioning needs, call us today.

HVAC Repair and New Installation Services in Calgary

Welcome to our website, where we provide top-notch HVAC repair and new installation services in Calgary. Whether you’re in need of a quick fix for your existing HVAC system or looking to upgrade to a new and efficient unit, our skilled technicians are here to assist you.

Our Services

  1. HVAC Repair: Is your heating or cooling system acting up? Don’t sweat it! Our experienced technicians specialize in diagnosing and repairing a wide range of HVAC issues. From faulty thermostats to malfunctioning compressors, we have the expertise to get your system back up and running in no time.
  2. HVAC Maintenance: Regular maintenance is key to ensuring the longevity and optimal performance of your HVAC system. Our team can provide comprehensive maintenance services, including cleaning, lubrication, and thorough inspections. By scheduling routine maintenance with us, you can prevent potential breakdowns and save money on costly repairs in the long run.
  3. HVAC Installation: If you’re looking to replace your outdated HVAC system or installing a new one, we’ve got you covered. Our knowledgeable technicians will guide you through the process, helping you choose the right unit for your specific needs and budget. With our expertise, we ensure a seamless installation, maximizing energy efficiency and comfort in your home or office.
  4. Indoor Air Quality Solutions: Poor indoor air quality can have a significant impact on your health and well-being. Our team can help improve the air quality in your space through various solutions such as air purifiers, humidifiers, and ventilation systems. Breathe easier and enjoy a healthier environment with our customized indoor air quality solutions.

Why Choose Us?

  1. Experienced Technicians: Our team of skilled technicians has extensive experience in HVAC repair and installation. They stay up-to-date with the latest industry trends and techniques to provide you with the best possible service.
  2. Prompt and Reliable: We understand the importance of a properly functioning HVAC system, which is why we strive to provide prompt and reliable service. You can count on us to arrive on time and complete the job efficiently.
  3. Customer Satisfaction: Your satisfaction is our top priority. We aim to exceed your expectations by delivering high-quality workmanship and exceptional customer service. We take pride in building long-lasting relationships with our clients.
  4. Transparent Pricing: We believe in transparency when it comes to pricing. Before starting any work, we provide detailed quotes, outlining all the costs involved. You can trust that there will be no hidden fees or surprises.

Contact Us

Ready to experience reliable HVAC repair and installation services in Calgary? Get in touch with us today! Visit our website at or give us a call at 1 (403) 926-2549. Our friendly team is here to answer your questions and schedule an appointment that suits your convenience.

Don’t let HVAC issues disrupt your comfort. Trust our experts to keep your system running smoothly and efficiently.

We are committed to:

✓ Eliminating energy waste

✓ Increasing the energy performance of your equipment.

✓ Reducing operation costs and increasing the life expectancy of your systems.

✓ All being achieved without sacrificing comfort.

With ZAZAC Building Energy Efficiency Inc. going green is a given.

Client Testimonials

Professional and Friendly

I had an emergency at home and was so scared to get ripped off. I was so happy that I found that Zazac on google. Sebastian was so professional and friendly. One of the best service I ever had. With a very nice follow up on his service a week after. I will for sure call him back and recommend him to my friends and family.

Christina Bourgeois-Davis

Great Customer Service

I have been using Zazac for a couple of years at my restaurant. Sebastian and his team are always quick to attend and very accommodating. The customer service provided is only upstaged by the quality of work. Always done right the first time, with very competitive rates. Completely recommend!

Erin Mueller

Excellent Work

Sebastien was my go-to guy when I worked as a maintenance manager for a restaurant group. If we had an issue with any of our HVAC or refrigeration Sebastien was just a phone call away. Because of his excellent work, I hired for my new company as well. I would highly recommend his service as he has never let me down.

Ian Gillan, Tara Construction