Construction, installation, maintenance and repair services, all for computer hardware, cabling, fibre optic cabling, communication networks including telecommunication and electronic communication networks, fibre optic networks, full fibre network infrastructure, fibre optic cables, telecommunications installations, communications apparatus, machinery and instruments; broadband internet installation, maintenance and repair services; supervision [management] of construction works for communications networks, including telecommunication and electronic communication and broadband communication networks and all infrastructures in particular for access to the internet or local networks and computers; on-site commissioning of equipment for telecommunications, data processing, computer or telecommunications networks and access to the internet or local networks; installation, assembly, maintenance, supervision and repair of power generation, transmission and distribution, electrical, electronic, computer and mechanical engineering equipment, products and facilities; laying cables; construction and maintenance of pipelines; installation, maintenance and repair of energy converters, power station, wave energy converters and wave energy power stations; installation, construction, maintenance, repair and servicing of equipment and devices for power and energy generation; installation, maintenance and repair of solar energy equipment for power generation; underwater construction; services for charging batteries for electric vehicles and rail vehicles; construction, maintenance and repair of charging stations for electric vehicles and rail vehicles; and advisory, information and consultancy services relating to all the aforementioned.

Telecommunications services; telecommunications information services; fibre-optic network services; communications via computer terminals or via fibre-optic networks; fibre optic telecommunication services; broadband internet services; broadcasting services; provision of telecommunications access and links to computer databases and to the Internet; providing of access by computer and by communication networks, including the internet, to databases, texts, electronic documents and audiovisual information; management and operation of fibre optic networks for others; telecommunications services, in particular, electronic transmission of electronic media, data, messages, graphics, images, audio, video and information; reception, transmission and broadcasting of data, signals, messages, sounds and images via electronic means, and in particular via telecommunications networks, via computer terminals, via mobile telephone networks and via wireless networks including WIFI using encrypted connections; data transmission, in particular packet transmission of information and images, multimedia data transmission; message sending; streaming of data; downloading of data; providing telecommunications connections to a global computer network; telecommunications, communications, telephone, facsimile, telex, message collection and transmission and electronic mail services; transmission and reception of data and of information; transmission of data, images, sounds and video streaming via electronic means and in particular via telecommunication networks and the internet; electronic message delivery services; communications by telephone; communications by mobile telephone; communications by computer terminals; communications access and links to computer data bases; computer aided transmission of voice, data, audio, video, text and graphics; transmission of electronic mail; transmission of digital files; transmission of information contained in data banks and picture banks; dissemination of information by electronic means, notably for worldwide communications networks (such as the Internet) or private or restricted access networks (such as an Intranet); providing user access to global computer networks; videoconferencing services; voice mail services; instant messaging services; voice over internet protocol (VOIP) services; web messaging; secure email and instant messaging services; secure transmission of data, sound or images; provision of wireless application protocol services including those utilising a secure communications channel; telecommunication of information (including web pages), computer programs and any other data; providing telecommunications connections to the Internet or databases; Internet access services; providing internet access; internet provider services; internet service providers; internet based telecommunication services; providing access to the internet; transmission of data via the internet; communications services provided over the internet; providing telecommunications access to the internet; rental of access time to global computer networks; computer aided transmission of messages and images; communication by computer; information; hire, leasing or rental of apparatus, instruments, installations or components for use in the provision of the aforementioned services; on-line information services relating to telecommunications; electronic bulletin board services [telecommunications services]; data interchange services; teleconferencing services; telephone services; and advisory, information and consultancy services relating to all the aforementioned.

Surveying services in relation to installation of fibre optic and communication networks; testing services relating to fibre optic networks, communications networks and systems, computer programming, computer software and information systems and network analysis; technical studies, analysis and diagnostics for the setting up and installation of fibre optics, electronic communication and telecommunications networks; scientific, industrial and technological services and research and design, all the aforesaid services being in the field of fibre optic, telecommunications and electronic communications networks; technical design and development of telecommunication equipment and networks; research in the field of telecommunications technology; technical consultancy relating to the choice and implementation of computer and telecommunications equipment; testing, analysis and monitoring of telecommunication signals; services of network engineers including consulting in the field of computer and network security; scientific and industrial research in the field of network technology; design planning; technical project planning and related consulting; conducting technical project studies; consultancy and construction drafting; technical research and technical project studies; technical support services relating to computer hardware, telecommunications hardware, telecommunications and electronic communications networks, computer programs and software for the management, operation, maintenance, supervision and security of telecommunications or electronic communications networks; materials testing; surveying services in relation to installation of electrical infrastructure; scientific, industrial and technological services and research and design services in the field of products, services and solutions for the energy sector, with emphasis on electrical infrastructure; engineering services in the field of products, services and solutions for the energy sector, with a focus on electrical infrastructure; physical research in the field of products, services and solutions for the energy sector, with emphasis on electrical infrastructure; preparation of technical reports; engineering work including engineering consulting, especially consulting in the field of technical security; and advisory, information and consultancy services relating to all the aforementioned.