RTX Corporation

RTX Corporation, called Raytheon Technologies Corporation until July 2023, is an American multinational aerospace and defense conglomerate headquartered in Arlington, Virginia, and it is the parent company of Pratt & Whitney, the maker of the aircraft engines in this atlas. It was formed in 2020 by a merger of equals between the aerospace subsidiaries of United Technologies Corporation and the Raytheon Company, after United Technologies spun off its Otis Elevator Company and Carrier Corporation subsidiaries. Raytheon itself dates from 1922 in Cambridge, Massachusetts, and grew from vacuum tubes into radar and guided missiles. RTX manufactures aircraft engines, avionics, aerostructures, guided missiles, air defense systems, satellites and drones, and the article notes that much of its revenue comes from the United States government as a large military contractor.