Measurement services, research in measurement technology; computer feasibility studies; conducting feasibility studies relating to computer hardware and software; engineering feasibility studies; design, development and implementation of software; technical consultancy relating to machines; research in the field of machines; engineering services for the design of machinery; development and design of machinery; development of engines; engineering services relating to computers; design services for data processing systems; design of software packages; surveys, advice and technical appraisals; technical development; systems integration services; engineering services; computer programming; administration of user rights in computer networks; maintenance of software; quality control; quality control; consultancy services relating to quality control; certification [quality control]; software as a service; rental of computer hardware and computer software; computer hardware and software leasing