MBB SE is an investment holding company, which engages in management and acquisition of small and medium-sized enterprises in Germany. It operates through the following business segments: Service and Infrastructure, Technological Applications, and Consumer Goods. The Service and Infrastructure segment refers to DTS, which specializes in IT security, and Friedrich Vorwerk, which operates in the field of energy infrastructure. The Technological Applications segment bundles subsidiaries with technical products and industrial customers. The Consumer Goods segment includes the subsidiaries whose products are predominantly used by private consumers. The company was founded by Gert-Maria Freimuth and Christof Nesemeier in November 1995 and is headquartered in Berlin, Germany.