Training manuals in electronic format; Application software; Downloadable software applications (apps); Devices for measuring energy; Measuring instruments; Electricity meters; Gas meters; Meters; Electricity metering apparatus; Gas metering devices; Water meters; Photo-electric measuring apparatus

Computer software consultancy; Development of computer software; Installation of computer software; Online provision of web-based software; Software as a service (SaaS); Creating and designing web pages for others; Advisory services relating to energy efficiency; Recording data relating to energy consumption in buildings; Provision of scientific information, advice and consultancy in relation to carbon offsetting; Measurement services