MBB SE, together with its subsidiaries, engages in the acquisition and management of medium-sized industrial companies primarily in the technology and engineering sectors in Germany and internationally. It operates through Technological Applications, Consumer Goods, and Service & Infrastructure segments. The Technological Applications segment manufactures specialty machinery and automated production lines with a focus on e-mobility for automotive manufacturers; and develops and manufactures ecological materials and system solutions primarily based on hardwood for automotive and rail sectors. This segment also provides polyurethane and epoxy resin-based materials for tooling applications for supplies dealers, model makers, car manufacturers, foundries, and other companies in various industries. The Consumer Goods segment produces and sells tissue mother rolls, napkins, handkerchiefs, toilet paper, and kitchen rolls under the aha brand name, as well as white and colored tissue paper for various private labels; and manufactures mattresses and other flexible polyether foam products. 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. MBB SE was founded in 1995 and is headquartered in Berlin, Germany.