MBB SE, together with its subsidiaries, engages in the acquisition and management of medium-sized companies primarily in the technology and engineering sectors in Germany and internationally. It operates through Service & Infrastructure, Technological Applications, and Consumer Goods segments. The Service & Infrastructure segment engages in the provision of IT security and cloud services; and operations in the field of pipeline and plant engineering for gas, power grids, and hydrogen applications. Its Technological Applications segment manufactures and sells specialty machinery and automated production lines with a focus on e-mobility for automotive manufacturers; and ecological hardwood-based materials and system solutions for the automotive and rail sectors. The Consumer Goods segment engages in the production of tissue parent rolls, napkins, facial tissues, toilet paper, and kitchen rolls under the aha brand name; and the development and production of mattresses and other flexible polyurethane foam products. MBB SE was founded in 1995 and is headquartered in Berlin, Germany.