Calgary Commercial HVAC & Controls Specialists
For over 30 years, Harris Controls has been the trusted name in commercial HVAC and controls across Calgary. With certified technicians and a reputation for quality, we deliver reliable solutions at the right price—from routine service to the toughest challenges. Proudly a Carrier Commercial Expert and Carrier Controls Expert.
Our Services
Comprehensive commercial HVAC solutions for businesses throughout Calgary and surrounding areas.
Air Conditioning Installation & Repair
Professional commercial AC installation, repair, and maintenance. Keep your business cool and comfortable year-round.
Learn more →Heating (Furnaces, Boilers & Rooftop Units)
Expert commercial heating solutions including furnaces, boilers, and rooftop units. Reliable warmth for your facility.
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Building Automation & Controls (BMS/BAS)
Controls, BMS/BAS service and installation to optimize comfort, reliability, and energy efficiency. Carrier i‑Vu Silver certified.
Learn more →Rooftop Unit (RTU) Replacement & Installation
End-to-end RTU replacement planning, installation, and commissioning. Get a second opinion on RTU replacement quotes.
Learn more →Ventilation & Exhaust Systems
Commercial ventilation and exhaust system design, installation, and service. Ensure proper air quality and circulation.
Learn more →Air Flow Testing & Balancing (TAB)
Professional testing and balancing services to optimize your HVAC system performance and energy efficiency.
Learn more →Backflow Prevention Testing
Certified backflow prevention testing and compliance services to protect your water supply and meet regulations.
Learn more →Preventative Maintenance Programs
Customized maintenance plans to extend equipment life, reduce downtime, and lower operating costs.
Learn more →All Your HVAC Needs. One Expert Team.
No job too big, no system too complex. Harris Controls delivers full‑service HVAC for businesses — providing expert solutions in heating, air conditioning, exhaust systems, air balancing, new equipment installations, replacements, and more. Serving Calgary, Airdrie, and surrounding areas, we deliver reliable, cost‑effective HVAC service for businesses of all sizes.
Get a Free QuoteIndustries We Serve
Specialized HVAC services for diverse commercial sectors across Calgary and surrounding areas.
Looking for sector-specific support? Explore office buildings, retail, and healthcare HVAC solutions.
Trusted Commercial HVAC in Calgary for 30+ Years
See what our commercial clients have to say about our service and expertise.
Harris Controls has been maintaining our kitchen exhaust and HVAC systems for years. Their service is always prompt, professional, and reliable. Highly recommended!
We manage multiple properties across Calgary and Harris Controls handles all our HVAC needs. Their preventative maintenance programs have saved us thousands in emergency repairs.
When our AC failed during a heat wave, Harris Controls responded within hours and had us up and running the same day. Exceptional service and fair pricing.
Service Areas
Serving Calgary, Airdrie, Okotoks, High River, Bragg Creek, Strathmore and surrounding areas.
Ready to Get Started?
Contact us today for expert commercial HVAC service in Calgary and area.