Retail services by direct solicitation by sales agents in the field of energy efficient home appliances and hardware; Retail services through direct solicitation by distributors directed to end-users featuring charging stations and energy storage devices, shingles, HVAC units, and other residential energy-efficient appliances and equipment

Installation and maintenance of heating systems; Installation and maintenance of solar thermal installations; Installation and repair of air-conditioning apparatus; Installation and repair of electrical appliances; Installation and repair of heating, ventilating and air conditioning equipment; Installation of heating and cooling apparatus; Installation of heating, ventilation and air-conditioning systems; Installation, maintenance and repair of air-conditioning apparatus; Installation, maintenance and repair of air-conditioning systems; Installation, maintenance and repair of apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Installation, maintenance and repair of apparatus for distributing electricity; Installation, maintenance and repair of building automation equipment; Installation, maintenance and repair of cooling and air-conditioning systems for temperature-controlled environments; Installation, maintenance and repair of electrical lighting apparatus; Installation, maintenance and repair of solar installations for generating power; Installation, maintenance and repair of solar installations for generating power, solar collectors and photovoltaic modules; Installation, maintenance and repair of solar energy systems; Installation, maintenance and repair of energy efficient roofing; Installation, maintenance and repair of HVAC systems; Installation, maintenance and repair of electrical lines; Installation, maintenance and repair of residential energy storage appliances and hardware; Installation, maintenance and repair of renewable energy generation equipment; Installation, maintenance and repair of solar energy systems and alternative energy products for residential use; Installation, maintenance and repair of electronic vehicle charging stations for residential use; Installation, maintenance and repair of energy automation systems; Air conditioning apparatus installation and repair; Air-conditioning system installation and repair; Heating equipment installation and repair; Home energy assessment services for the purpose of determining home improvements needed to improve energy use and efficiency; Installation and maintenance of photovoltaic/solar thermal hybrid installations; Maintenance, servicing and repair of power generating apparatus and installations; Providing information related to the installation, maintenance and repair of energy efficient roofing and appliances; Repair and installation services, namely, the installation of heating, cooling and environmental control systems primarily using solar energy, renewable energy resources and rainwater; Repair and maintenance of energy generating installations