The core activity of rombus AG is the provision of ICT services, particularly in the field of technical cleaning and protection of technical infrastructures from dust and dirt. This includes: Technical cleaning of servers and data centers, protection of technical infrastructures from dust and dirt, monitoring during renovations, analysis and measurement of dust concentrations, and creation of expert opinions and analyses. The company also offers special products and tools for cleaning and maintenance of technical devices, such as Cleanware and Printware.