Commercial & Industrial HVAC Services
Keeping GTA businesses comfortable, productive, and energy-efficient. From rooftop units to building automation, we handle commercial HVAC at every scale.
Trusted by GTA Businesses Since 1999
Complete Air Solutions has been providing commercial HVAC services to businesses across the Greater Toronto Area for over 25 years. We understand that commercial heating and cooling is not just about comfort. It directly impacts your bottom line through energy costs, employee productivity, customer experience, and regulatory compliance.
Our commercial division handles everything from single-unit retail spaces to multi-storey office towers and industrial warehouses. Every project begins with a thorough assessment of your building's envelope, occupancy patterns, and energy goals, so we can recommend the most cost-effective solution.
Whether you need a rooftop unit replacement, a VRF system design for a new build, or ongoing preventive maintenance across multiple locations, our TSSA-licensed technicians deliver reliable, professional service with minimal disruption to your operations.
Our Commercial Advantage
- Dedicated Commercial Team
Technicians who specialize exclusively in commercial systems, not residential.
- Multi-Location Support
Single point of contact for businesses with multiple properties across the GTA.
- Energy Audits & Optimization
Comprehensive energy assessments that identify savings opportunities and reduce operating costs.
- After-Hours & Weekend Work
Installations and major repairs scheduled around your business hours to minimize disruption.
- Code Compliance & Documentation
Full compliance with Ontario building codes, TSSA regulations, and ASHRAE standards.
Industries We Serve
Specialized HVAC solutions for every type of commercial environment.
Office Buildings
Climate control for tenant comfort and energy efficiency. Multi-zone systems, VAV boxes, and building automation integration.
Retail & Shopping Centres
High-traffic environments demand reliable climate control. Rooftop units, split systems, and make-up air units for storefronts.
Restaurants & Hospitality
Kitchen exhaust systems, make-up air units, dining area comfort, and walk-in cooler/freezer support for food service operations.
Medical & Dental
Precise temperature and humidity control, HEPA filtration, and ventilation systems that meet healthcare facility standards.
Warehouses & Industrial
Large-scale heating and ventilation for warehouses, factories, and distribution centres. Unit heaters, radiant tubes, and destratification fans.
Schools & Institutions
Classroom comfort and air quality for educational institutions. Energy-efficient systems that meet strict budgetary requirements.
Multi-Unit Residential
Condos, apartments, and townhouse complexes. Centralized systems, individual unit controls, and common area climate management.
Government & Municipal
Compliant installations and maintenance for government buildings, community centres, and municipal facilities across the GTA.
Commercial & Industrial HVAC Systems We Install & Service
Expert installation, repair, and maintenance for every type of commercial heating and cooling equipment.
Rooftop Units (RTUs)
Single-package heating and cooling units installed on flat commercial roofs. Ideal for retail, restaurants, and small to mid-sized offices. We handle installations from 2 to 50+ tons.
VRF/VRV Systems
Variable Refrigerant Flow systems for precise zone-by-zone temperature control. Perfect for office towers and mixed-use buildings where different areas have different heating and cooling needs.
Split Systems & Heat Pumps
Commercial-grade split systems and heat pumps for buildings without rooftop access. Ductless and ducted configurations available for flexible installation options.
Chillers & Boilers
Central plant equipment for large commercial and industrial facilities. Air-cooled and water-cooled chillers, hot water boilers, and steam systems for buildings that demand serious capacity.
Building Automation (BAS)
Smart controls that automate your HVAC scheduling, monitor energy usage, and adjust conditions in real time. Integration with Honeywell, Johnson Controls, Siemens, and Trane platforms.
Make-Up Air & Ventilation
Make-up air units, energy recovery ventilators, and commercial exhaust systems. Essential for restaurants, labs, and any space requiring controlled fresh air introduction.
Commercial Maintenance Programs
Our commercial maintenance plans are designed to maximize equipment uptime, minimize energy waste, and prevent costly emergency breakdowns. Each plan is customized to your building's specific systems, usage patterns, and compliance requirements.
Seasonal Inspections: Comprehensive spring and fall check-ups to prepare systems for peak demand seasons.
Filter Management: Scheduled filter replacements based on your system type and air quality requirements.
Refrigerant & Electrical Testing: Charge verification, leak detection, and electrical component analysis to catch issues early.
Priority Emergency Response: Maintenance plan clients jump to the front of the queue for emergency calls.
Detailed Reporting: Written condition reports after every visit, with photos and recommended actions for budgeting.
Maintenance Plan Benefits
Average reduction in energy costs with regular system optimization
Additional years of equipment lifespan with preventive maintenance
Reduction in unexpected breakdowns for maintained systems
Average emergency response time for plan members
Authorized Commercial HVAC Brands
We install and service all major commercial HVAC manufacturers.
Industrial HVAC Solutions
Purpose-built climate control for factories, warehouses, and industrial facilities. We understand the unique challenges of large-scale, high-demand environments.
Warehouse Heating & Cooling
High-ceiling solutions including radiant heaters, unit heaters, and destratification fans for warehouses and distribution centres.
Factory Ventilation & Exhaust
Industrial ventilation systems that remove heat, fumes, and contaminants while maintaining proper air circulation throughout the facility.
Make-Up Air Units (MUA)
Tempered fresh air replacement for manufacturing facilities with high exhaust demands. Properly balanced ventilation for safe, comfortable working conditions.
Process Cooling & Refrigeration
Industrial cooling systems for process temperature control, equipment cooling, and temperature-sensitive manufacturing environments.
Dust Collection & Fume Extraction
Integrated HVAC solutions for facilities requiring dust collection, fume extraction, and specialized air filtration for worker safety.
Controlled Environments
Temperature and humidity control for clean rooms, server rooms, data centres, and other precision-controlled industrial spaces.
Loading Dock Heaters
Dock door heaters and air curtains that prevent heat loss during loading and unloading, reducing energy waste in warehouse operations.
Industrial Boiler Systems
High-capacity boiler installation, repair, and maintenance for industrial heating, process steam, and hydronic systems.
Large-Scale Rooftop Units
Industrial-grade rooftop HVAC units for large buildings, with advanced controls and energy management for maximum efficiency.
24/7 Emergency Commercial HVAC Service
HVAC emergencies don't wait for business hours. We're available around the clock to handle urgent repairs and keep your business operational.
Immediate Response
We answer your call immediately, not tomorrow
Fast Arrival
Technicians dispatched within the hour
Fully Equipped
Stocked trucks for most repairs on-site
Common Commercial HVAC Emergencies We Handle
Don't Let HVAC Problems Disrupt Your Business
Call now for immediate emergency service We're available now
Call 24/7 - (647) 608-2435Commercial & Industrial HVAC FAQs
Common questions about our commercial heating and cooling services.
What commercial HVAC services do you provide?
Full-service commercial, industrial, and institutional HVAC: rooftop unit repair and replacement, boiler service, water heaters, make-up air units, unit heaters, ductwork, AC systems, gas piping, and preventative maintenance. We handle diagnostics, repairs, installations, and 24/7 emergency service.
Do you offer emergency HVAC service?
Yes. 24/7 emergency commercial HVAC service. No heat, no cooling, gas leaks, equipment failure - our technicians respond quickly to minimize downtime and restore your system safely.
How often should commercial HVAC systems be serviced?
2-4 times per year depending on usage. Regular maintenance prevents breakdowns, improves efficiency, and extends equipment life, especially for rooftop units and high-demand systems.
What are signs my rooftop unit needs repair?
No heating or cooling, unusual noises or vibrations, poor airflow, rising energy bills, frequent cycling, and uneven temperatures. If you notice any of these, schedule an inspection before the issue gets worse.
Do you work with property managers and commercial buildings?
Yes. We specialize in working with property managers, building owners, and facility managers. We provide reliable service, detailed reporting, and ongoing maintenance to keep your properties running smoothly.
Can you handle HVAC for industrial facilities and warehouses?
Absolutely. We service industrial HVAC including large rooftop units, unit heaters, boilers, exhaust systems, and ventilation for warehouses, manufacturing facilities, and distribution centres.
What is a red tag or HVAC violation?
A red tag is issued when a gas appliance is unsafe due to code violations or safety risks like gas leaks or carbon monoxide hazards. We diagnose the issue, perform repairs, and clear the violation to restore safe operation.
Do you repair gas leaks and carbon monoxide issues?
Yes. We handle gas leak detection and repair, as well as identifying and correcting carbon monoxide hazards caused by faulty equipment, venting issues, or heat exchanger failures.
Should I repair or replace my commercial HVAC system?
Depends on age, condition, and repair costs. If your system is over 15-20 years old or requires frequent repairs, replacement is usually more cost-effective. We give honest recommendations based on your system and budget.
Do you install new rooftop units?
Yes. Full rooftop unit (RTU) installation and replacement including crane coordination, removal of old equipment, and complete system setup to meet current codes and efficiency standards.
What areas do you service?
Commercial HVAC services across Toronto and the GTA including Scarborough, Markham, Pickering, Ajax, Whitby, Oshawa, Vaughan, Mississauga, Brampton, and surrounding areas.
Do you offer preventative maintenance plans?
Yes. Custom HVAC maintenance programs designed for commercial and industrial properties. These plans reduce breakdowns, improve efficiency, and help avoid costly emergency repairs.
How quickly can you respond to service calls?
Same-day or next-day service, with priority response for emergencies. Fast response is critical for commercial properties and we make it our top priority.
Are your technicians licensed and insured?
Yes. All work performed by TSSA-licensed and fully insured HVAC technicians, ensuring safe, code-compliant service for all commercial and industrial systems.
Do you provide quotes for commercial HVAC work?
Yes. Transparent quotes and detailed assessments for repairs, replacements, and new installations. Contact us to schedule a free inspection.
Get a Free Commercial & Industrial HVAC Consultation
Tell us about your building and we will provide a detailed assessment with transparent pricing. No obligation, no pressure.
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