Solar batteries; Solar panels for production of electricity; Solar panels for the production of electricity; Solar power towers; Photovoltaic solar modules for production of electricity; Photovoltaic solar panels for the production of electricity; Photovoltaic installation apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms and concentrating optics, and control algorithms

Electrical contracting; Electrical contractor services; Electrical repairs, maintenance, and installation of electrical wiring, outlets, light fixtures, and electrical panels; Plumbing; Plumbing and gas and water installation; Plumbing contractor services; Plumbing installation advisory services; Plumbing maintenance advisory services; Plumbing repair advisory services; Plumbing services; Roof maintenance; Roof maintenance services; Roofing consultation; Roofing contracting; Roofing installation; Roofing maintenance; Roofing maintenance services; Roofing repair; Roofing services; Advisory services relating to the installation of plumbing; Advisory services relating to the maintenance of plumbing; Advisory services relating to the repair of plumbing; Comprehensive preventative maintenance service for electrical systems; Comprehensive preventative maintenance service for roofing systems; Hydro-electric factory construction; Installation and maintenance of solar energy based power plants; Installation and maintenance of solar thermal installations; Installation and maintenance of photovoltaic/solar thermal hybrid installations; Installation and repair of electrical appliances; Installation of electrical and generating machinery; Installation of electrical wiring; Installation of plumbing; Installation of plumbing systems; Installation of roof gutters; Installation of solar energy systems and alternative energy products for residential and commercial use; Installation of solar heating systems; Installation of insulating materials in buildings, roofs and structures; Installation, maintenance and repair of electrical lighting apparatus; Installation, maintenance and repair of solar collectors; Installation, maintenance and repair of solar energy systems; 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; Interference suppression services for electrical apparatus; Maintenance of plumbing; Maintenance of roofing; Maintenance of consumer electrical appliances; Providing information relating to roofing installation and repair; Provision of information relating to roofing installation and repair; Provision of information relating to the repair or maintenance of consumer electrical appliances; Removal and reinstallation of solar panels; Repair and installation services, namely, the installation of heating, cooling and environmental control systems primarily using solar energy, renewable energy resources and rainwater; Repair of roofing; Repair of consumer electrical appliances; Repair of household appliances and of residential heating, plumbing, air conditioning, and electrical systems

Software authoring; Software development in the framework of software publishing; Software porting; Business technology software consultation services; Computer software design; Computer software development; Customizing computer software; Design of solar photovoltaic systems; Developing computer software; Maintenance of computer software; Quality evaluation for others in the field of maintenance, repair and installation of solar installations and photovoltaic installations; Research and development in the field of solar thermal energy; Research and development in the field of photovoltaic solar energy; Smartphone software design; Technology planning and consulting in the field of solar energy, specifically specializing in substrates primarily of ceramic, silicon and non-metals for electrical or thermal insulation of solar cells, photovoltaic cells, and solar collectors; Writing and updating computer software