Supply, installation and maintenance of products and systems designed to reduce water and energy use in buildings; these apparatus used will include lighting, heating, cooking and water supply

Scientific and technological research and evaluation of building design; development and utilisation of computer hardware and software to improve energy and water use in new and existing buildings

Presentation of goods on communication media, for retail purposes; Retail services; Retailing of goods (by any means); Distribution of goods (not being transport services) (agent, wholesale, representative services, by any means); Intermediary business services relating to the commercialising of goods (wholesaling); Wholesaling of goods (by any means)

Providing information, including online, about building construction, and repair and installation services; Information technology (IT) services (computer and computer peripherals installation and maintenance); Installation of computerised information systems; Installation of middleware (computer hardware); Installation, maintenance and repair of middleware (computer hardware); Computer support services (installation repair and maintenance of computer hardware and peripherals); Installation, maintenance and repair of computer peripherals; Electrical apparatus installation; Electrical installation services; Electrical wiring services; Installation of audio electrical apparatus; Installation of electrical apparatus; Maintenance, installation and repair of electrical items and equipment; Residential, commercial and industrial installation and repair of electrical and computer wiring and cabling