NEXUS AG engages in the development and sale of software and hardware solutions. It operates through the following segments: NEXUS/DE, NEXUS/DIS, and NEXUS/ROE. The NEXUS/DE segment develops and distributes software solutions for the healthcare sector in the administrative and medical sectors in the German market. The NEXUS/DIS segment offers diagnostic software solutions, which are developed and distributed for both the German and international Market. The NEXUS/ROE segment involves in the development and distribution of software solutions for the healthcare sector in the administrative and medical sectors in the international market. The company founded by Edgar Kuner in 1989 is headquartered in Donaueschingen, Germany.