Boeing is an American multinational corporation that designs, manufactures, and sells airplanes, rockets, satellites, telecommunications equipment, and missiles worldwide. Founded in 1916, Boeing has grown over the decades through strategic mergers and acquisitions of companies including McDonnell Douglas, Hughes Space & Communications, and Jeppesen. Today, Boeing employs over 158,000 people globally and has major business units focused on commercial and military aircraft, defense, space & security, and network & space systems.