Boeing, along with its subsidiaries, designs, develops, manufactures, sells, and provides services and support for commercial and military aircraft, satellites, missile defense systems, crewed space flights, and launch systems, operating on a global scale. The company is structured into four main segments: Commercial Airplanes; Defense, Space & Security; Global Services; and Boeing Capital. The Commercial Airplanes segment offers commercial jets to meet the transportation needs of passengers and cargo, along with fleet support services. In contrast, the Defense, Space & Security segment focuses on the research, development, production, and modification of both manned and unmanned military aircraft, as well as weapon systems; intelligence and strategic defense systems, which encompass missile defense, command, control, communications, computing, intelligence, surveillance, and reconnaissance, as well as cyber and information solutions; and satellite systems, covering both government and commercial satellites, in addition to space exploration. The Global Services segment provides a wide array of products and services, including supply chain management and logistics, engineering, maintenance and modifications, upgrades and conversions, spare parts, pilot and maintenance training systems and services, technical and maintenance documentation, as well as data analysis and digital services for commercial and defense customers. Meanwhile, Boeing Capital offers financial services and manages the financial exposure of a portfolio of equipment under operating leases, finance leases/sales, promissory notes, and other receivables, as well as assets held for sale or lease and investments. Founded in 1916, the company is headquartered in Chicago, Illinois.