CONSTELLATION BUILDING SYSTEMS

Energy usage management for others; energy auditing; business management of all building and commercial mechanical, electrical and electronic systems for others; business consulting services for wholesale, industrial and commercial customers in the field of design, maintenance, upgrade and operations of building automation systems; door-to-door retail merchandising, distributorships, wholesale distributorships, retail store, retail services by direct solicitation by sales representatives and telephone shop at home services, in the field of indoor air quality improvement products, energy savings devices, heating, cooling and plumbing supplies; energy procurement and consulting services relating to the efficient use of energy and energy delivery, namely, purchasing electrical power and natural gas for others, designing and implementing an energy purchase strategy, determining the most viable and cost effective energy alternatives, and energy resource management services for others; arranging for the distribution and transmission of natural gas and electric energy to others

Brokerage in the field of gas commodities

Installation, maintenance, retrofitting and repair services for building systems and heating, air conditioning and plumbing systems; installation of automated electronic and lighting systems; installation, maintenance and repair of building automation systems, heating, ventilation and air conditioning (HVAC) equipment and major appliances for wholesale, industrial and commercial customers; installation of pipe fittings and construction of industrial pipelines; pipefitting contractor services; installation, repair and maintenance of heating, cooling refrigeration equipment; management of mechanical construction projects, and other construction projects for others; installation and maintenance of clean room climate control rooms

Distribution of energy

Monitoring electric power consumption by third parties for electric power providers, namely, heating, ventilation and air conditioning (HVAC), lighting, electrical and environmental systems for others; design services for others in the field of building and commercial mechanical systems and heating, air condition and plumbing systems