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MBB SE is a family-owned German conglomerate specializing in the acquisition and management of medium-sized industrial companies across technology and engineering sectors. Founded in 1995 and headquartered in Berlin, the company operates through three segments: Service & Infrastructure, Technological Applications, and Consumer Goods. The Service & Infrastructure segment offers IT security and cloud services, as well as pipeline and plant engineering for gas, power grids, and hydrogen applications. The Technological Applications segment focuses on manufacturing specialty machinery and automated production lines, particularly for e-mobility in the automotive industry, and develops ecological materials for automotive and rail sectors. The Consumer Goods segment produces tissue products under the "aha" brand and manufactures mattresses and other flexible polyurethane foam products. As of 2024, MBB SE reported revenues exceeding €1 billion and employed approximately 3,982 individuals.

RTX is an aerospace and defense manufacturer formed from the merger of United Technologies and Raytheon, with roughly equal exposure across three segments, mostly as a supplier to commercial aerospace and to the defense market: Collins Aerospace, a diversified aerospace supplier; Pratt & Whitney, a commercial and military aircraft engine manufacturer; and Raytheon, a defense prime contractor providing a mix of missiles, missile defense systems, sensors, hardware, and communications technology to the military.