The ISO-Gruppe has been active in the IT and software market since 1979 and has developed into a versatile, international IT service provider. Targeting specific markets has resulted in several powerful and innovative companies that make up the ISO-Gruppe conglomerate. ISO Software Systeme – a software engineering and IT consulting company specialized in automation technology, medical engineering, air traffic control, airport operations, airlines and ground handlers. ISO Travel Solutions – an IT expert for the entire range of the tourism industry, offering self-developed products for tour operators, destination agencies and travel agents and other suppliers. ISO Professional Services – a consulting and implementation specialist for SAP, with focus on Data Quality Management for both SAP and non-SAP systems, along with supporting hosting and housing services. ISO Recruiting Consultants – a provider of recruiting and staffing services in the IT domain. ISO Public Services – emerged from the ISO Software Systeme GmbH and focuses on the Public Administration business segment. Software engineering, software architecture consulting, project management, operational support and testing are part of the ISO Public Services portfolio. The ISO-Gruppe, with respective offices in Nuremberg, Munich, Frankfurt, Berlin, Karlsruhe, Würzburg and Duisburg, was chosen as one of the “TOP 100” companies of 2016 and 2019 in Germany. This award underscores the remarkable innovative capacity and exceptional inventive success of medium-sized enterprises in Germany. Altogether, more than 650 permanent employees work at several sites throughout Germany as well as at associate companies in Austria, Poland and Canada. The ISO Software Systeme, ISO Travel Solutions, ISO Professional Services and ISO Public Services, are all certified to the requirements of their quality management system in accordance with DIN EN ISO 9001:2015.