business management services, namely, implementing services for energy conservation on behalf of residential, commercial, institutional, municipal and government energy consumers, managing demand-side management programs, and design and implementation of methodologies and programs for energy conservation; negotiating contracts with local and out-of-state energy suppliers and energy service providers, on behalf of residential, commercial, institutional, and municipal energy consumers; business consultation in the field of efficient energy use, power demand, power control, and building and facilities management for others; procurement, namely, purchasing energy for others; and operation of a business for others, namely, independent plant operations; business consultancy services related to Enterprise Energy Management Systems, energy infrastructure controls and diagnostics; business consultancy relating to advanced metering in energy infrastructure systems; business services, namely, developing, implementing and evaluating demand-side management programs for utilities; business services, namely, commissioning and retro-commissioning of construction work for others at energy facilities; consulting services in the fields of energy management and energy conservation, including behavior change; business services, namely, designing and implementing energy conservation programs for others

construction of central energy facilities for others including boiler plants, cogeneration systems, and other renewable energy systems including solar photovoltaic, wind, biomass, geothermal, landfill gas, and digester gas systems; construction consultation services related to commissioning and retro-commissioning of work at energy facilities; construction services, namely, planning and management of HVAC system improvements, water conservation retrofits, water efficiency projects, waste water management facilities and plants; construction and installation of energy conservation plants, equipment and fixtures to reduce energy consumption and improve efficiency; consulting services in the field of construction of environmentally conscious buildings

Measurement and verification services in field of energy management and energy conservation; consulting services in the fields of energy modeling and analysis; consulting services in daylight modeling and analysis; consultancy services in the field of the development of building energy efficiency standards and building codes and the development of industry standards; consulting services in the field of environmental assessment and planning, namely, formulating standards and best practices for the environmental design, construction, and operation of buildings