Since 1971, Standard Mechanical Systems Limited has designed, installed and serviced air conditioners and heating systems for major retailers and commercial/industrial buildings across Canada. Our head office is in Mississauga and we have locations across the country. Our factory-trained and fully licensed air conditioning mechanics offer 24-hour emergency service. They are also specialists in energy management systems and equipped to recover and reclaim CFCs. We have grown to be one of Canada's largest commercial HVAC service providers by being innovative and flexible in customizing our blend of services to meet the customer's needs and expectations. Our priority is satisfying your comfort and service needs at reasonable rates, with 100% satisfaction. Contact us to schedule a consultation.