Installation and maintenance of photovoltaic installations; Charging of electric vehicles; Recharging services for electric vehicles; Installation of energy-saving apparatus; Installation of solar energy systems; Repair of energy supply installations; Advisory services relating to vehicle maintenance; Battery charging service for motor vehicles; Maintenance and repair of electric vehicles; Maintenance and repair of electricity generators; Maintenance and repair of energy generating installations; Maintenance and repair of motor vehicles and parts thereof; Maintenance, repair and reconditioning of photovoltaic apparatus and installations; Maintenance, servicing and repair of power generating apparatus and installations; installation of renewable energy generation equipment; installation of wiring in accessible geographical locations for distribution of electricity suitable for electric vehicle recharging stations; Vehicle battery charging; Emergency servicing of apparatus for supplying electricity; Installation of power generating apparatus; automotive upgrade services, namely, supercharging, turbocharging and performance upgrades of automobiles; charging station services for electric vehicles; Construction of energy efficient buildings and structures; construction project management services in the field of construction of renewable energy and energy generation equipment support structures and ancillary structures for supporting meteorological data gathering equipment; installation, maintenance and repair of regulating, monitoring and control apparatus