GDI Integrated Facility Services, Inc. engages in the provision of commercial facility services. The company is headquartered in Lasalle, Quebec and currently employs 27,680 full-time employees. The company went IPO on 2001-03-21. The Company’s segments include Business Services Canada, Business Services USA, and Technical Services. The Business Services Canada and Business Services USA segments provide a wide range of basic cleaning services, such as floor cleaning and finishing, window washing, furniture polishing, carpet cleaning and dusting, as well as other building services including lawn maintenance, snow removal and others. The facilities served comprise office properties, shopping centers, industrial and institutional buildings, educational facilities, health care centers, airports and others in Canada and in the United States. The Technical Services segment provides building system installations, repairs and servicing as well as energy performance optimization in relation to heating, ventilation, air conditioning (HVAC), electrical, energy engineering service offering, cabling for data transport, and others.