Measuring, signalling, monitoring systems for detecting and locating leaks, and electric and electronic devices used in systems for detecting and locating leaks

construction of buildings, solid waste landfills and transmission lines, building demolition services, building, ceiling, and caulking service, and rental of construction equipment

Updating of computer software; computer software design; installation of computer software; rental of computer software; maintenance of computer software; computer system design; computer programming; information technology, IT, consultancy services; customizing computer software; repair of computer software; design and writing of computer software; research and development of computer software; design, updating and rental of computer software; development and creation of computer programmes ...