42 Development and design of computer programs and software, in particular for commercial functions in the nature of financial and controlling and materials management, quality management and maintenance, sales, personnel management and project management, and general office functions in the nature of word processing, electronic mail and archiving, and oil and gas balancing statements; computer software implementation and maintenance; troubleshooting of computer software problems; outsource service provider in the field of information technology consulting relating to installation, maintenance and repairing computer software; technical consultancy in the nature of information technology consulting in the field of creating, development, use and application of computer programs and software; research in the field of computer programs and software; software as a service (SaaS) services featuring software for use in business intelligence solutions