Laying, repair, maintenance, replacement and refurbishment of pipelines; repair of roads and paths; construction, repair and maintenance of gas installations; the construction, repair and maintenance of energy-using installations; installation of insulating materials, drilling of wells, exploitation and extraction of oil and gas, oil and gas drilling, oil pumping and extraction; underwater construction; demolition; building construction services; obtaining hydrocarbons such as natural gas and crude petroleum from below ground such as from oil fields; installation, repair and maintenance of gas compressors; land development

Storage, distribution, transportation, shipping, and delivery of gas, liquefied natural gas, gaseous fuels and oils excluding motor oils and penetrating oils used in the automotive industry; transmission and/or distribution and/or supply of electricity and other energy resources; underwater diving services; transportation of waste

Generation of power; generation of electricity; processing of hydrocarbons; disposal of waste

Scientific, engineering and environmental research and development services; geophysical and geological surveys services; exploration and production of gas and oil; underwater exploration and production of gas and oil; surveying; testing pipework, apparatus and instruments using gas; inspection of pipelines

Project management (design); computerised business information storage (other than physical storage); database hosting services; brand management services including by on-line databases; graphic design services

Installation, repair, emergency servicing and maintenance of gas appliances, pipework, apparatus and instruments utilising gas; laying, repair, maintenance, replacement and refurbishment of pipelines; repair of roads and paths; construction, repair and maintenance of gas installations, the installation, repair and maintenance of energy-using appliances and instruments; the construction, repair and maintenance of energy-using installations; installation of insulating materials, drilling of wells, exploitation and extraction of oil and gas, oil and gas drilling, oil pumping and extraction; underwater construction; demolition; building construction services; construction, maintenance and renovation of property; obtaining hydrocarbons such as natural gas and crude petroleum from below ground such as from oil fields; installation, repair and maintenance of gas compressors; land development

Communications and telemetry services; telecommunications services; cellular communications services; mobile communications services; digital communications services; satellite transmission services; communications by fibre optic networks; collection, transmission, processing and storage of messages and data; remote data access services; electronic data interchange services; telecommunication of information (including web pages), computer programs and any other data; electronic mail services; database and Internet information services; provision of telecommunication access and links to computer databases and to the Internet; data communications services; communication by computer terminals; services for the transmission, provision or display of information for business or domestic purposes from a computer-stored data bank or via the Internet; transmission and processing of data from remote locations to mobile telephones; on-line information services (being information falling in Class 38); telephone messaging services; hire and rental of telecommunications apparatus, installations and instruments; advisory and information services relating to cellular communications tariffs; advisory and information services relating to the provision of voice and data communications services; paging services; monitoring, organisation and analysis of call information; call screening services; call diversion and call re-routing services; multiple message sending services; call recording services; facsimile transmission services; call barring services; call alerting services; advisory services, provision of information and preparation of reports, all relating to telecommunications; telecommunication and dissemination of information in audio or visual form; telecommunication services relating to the receipt, processing, storage, display, recording, retrieval or transmission of data; providing access to computer databases and to on-line computer services

Storage, distribution, transportation, shipping, and delivery of gas, liquefied natural gas, gaseous fuels and oils; transmission and/or distribution and/or supply of electricity and other energy sources; leasing and rental of cars and commercial vehicles; underwater diving services; transportation of waste

Generation of power; generation of electricity; processing of hydrocarbons; disposal of waste

The auditing of energy consumption and of the efficiency of operation of appliance and safety checking of appliances and pipework; scientific, engineering and environmental research and development services; geophysical and geological surveys services; exploration and production of gas and oil; underwater exploration and production of gas and oil; surveying; computer services, maintenance and updating of computer software, design of computer software and programming; testing gas appliances, pipework, apparatus and instruments using gas; inspection of pipelines; measuring gas consumption, including data collection in relation to measuring of gas consumption