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 provides IT security and cloud services; and operates in the field of pipeline and plant engineering for gas, power grids, and hydrogen applications. The Technological Applications segment manufactures and sells specialty machinery and automated production lines with a focus on e-mobility for automotive manufacturers; and develops, manufactures, and sells ecological materials and system solutions primarily based on hardwood for automotive and rail sectors. The Consumer Goods segment produces and sells tissue mother rolls, handkerchiefs, napkins, toilet paper, and kitchen rolls under the aha brand name, as well as white and colored tissue papers, and end products for various private labels; and manufactures and sells mattresses and other flexible polyurethane foam products. MBB SE was founded in 1995 and is headquartered in Berlin, Germany.