37
Computer installation and maintenance services; installation, repair and maintenance of computers and computer peripherals; maintenance services relating to computer hardware; installation of hardware for computer systems; installation of computer systems; updating of computer networking and telecommunications hardware; installing of telecommunications networks; consultancy services relating to installation of computers; preparation of a site for the installation of computer equipment; installation and maintenance of hardware for computer networks and Internet access; installation of computer networks
38
Telecommunications services; provision of telecommunication connections for data centres; telecommunication gateway services; telecommunications network services; telecommunications portal services; telecommunications services, namely, ISDN services; consultancy services relating to telecommunications; operation of a network, being telecommunication services; telecommunications services provided via fiber optic, wireless and cable networks; providing third party users with access to telecommunication infrastructure; computer network communication services; providing telecommunications connections to a global communication network or databases; communication via virtual private networks; providing virtual private network (VPN) services; providing virtual facilities for real-time interaction among computer users; providing access to databases in computer networks
39
Supply of waste heat; supply of waste heat to public buildings; heat supplying [distribution]
42
Provision of data centre facilities; provision of data centre facilities powered by sustainable energy sources; computer network services; information technology support services; computer software technical support services; provision of on-line support services for computer program users; support and maintenance services for computer software; technical support services relating to computer software and applications; provision of technical support in the operation of computing networks; provision of technical support in the supervision of computing networks; computer security consultancy; computer security system monitoring services; provision of security services for computer networks, computer access and computerised transactions; maintenance of computer software relating to computer security and prevention of computer risks; computer security services for protection against illegal network access; provision of computer security risk management programs; updating of computer software relating to computer security and prevention of computer risks; providing back-up computer programs and facilities; electronic data back-up services; electronic data storage and data back-up services; data storage via blockchain; online data storage; electronic storage services for archiving databases, images and other electronic data; compression of data for electronic storage; design of data storage systems; cloud computing; cloud computing services; cloud hosting provider services; providing virtual computer systems through cloud computing; design and development of operating software for cloud computing networks; consultancy and information services relating to information technology architecture and infrastructure; comparative analysis studies of the efficiency of computer systems; providing technical advice relating to computer hardware and software; computer systems analysis; services for the design of computer systems; computer network design for others; development of computer systems; advice relating to the development of computer systems; providing information about the design and development of computer hardware and software; consultancy in the field of office and workplace automation; consultancy services relating to computer systems; integration of computer systems and networks; computer hardware design; development of computer hardware; computer hardware design services; customised design of computer hardware; computer hardware and software design; advisory services relating to computer hardware; diagnosing computer hardware problems using software; troubleshooting of computer hardware and software problems; computerised data storage services; computer services concerning electronic data storage; providing computer facilities for the electronic storage of digital data; electronic storage services for archiving databases; technical design and planning of telecommunications networks; providing virtual computer environments through cloud computing; disaster recovery services for computer systems; design services relating to the creation of networks