Cessna Aircraft Company
Cessna Aircraft Company is a manufacturer of general aviation aircraft, primarily specializing in small, piston-powered aircraft and medium-sized business jets. Currently, Cessna produces 4 and 6 place single engine airplanes, utility turboprops, and business jets.

Spirit Aerosystems
Spirit AeroSystems is the world's largest first-tier aerostructures manufacturer. The company builds several important pieces of Boeing aircraft, including the fuselage of the 737, portions of the 787 fuselage, and the cockpit of nearly all of its airliners.

The Aerospace Corporation
The Aerospace Corporation has operated a federally funded research and development center in support of national-security, civil and commercial space programs. It is applying the leading technologies and the brightest minds in the industry to meet the challenges of space.

United Space Alliance
United Space Alliance's major business is operation and processing of NASA's Space Shuttle fleet and International Space Station at Lyndon B. Johnson Space Center and John F. Kennedy Space Center. USA is equally owned by The Boeing Company and Lockheed Martin Corporation.

Rolls-Royce North America
Rolls-Royce North America is a subsidiary of Rolls-Royce plc involved principally in the manufacture of gas turbine engines and other propulsion systems.

Aeronca Aircraft
Aeronca is a manufacturer of engine components and airframe structures for commercial aviation and the defense industry.

Aerojet
Aerojet is a major rocket and missile propulsion manufacturer. They are the only US propulsion company that provides both solid rocket motors and liquid rocket engines. Their products include a wide range of motors, from main engines used on a number of NASA vehicles and ballistic missiles, down to station keeping thrusters for spacecraft.

National Aeronautics and Space Administration (NASA)
NASA is an agency of the United States government, responsible for the nation's public space program. In addition to the space program, it is also responsible for long-term civilian and military aerospace research. Since February 2006 NASA's self-described mission statement is to "pioneer the future in space exploration, scientific discovery, and aeronautics research."

Orbital Sciences Corporation
Orbital Sciences Corporation specializes in satellite launch and manufacture. Its Launch Systems Group is heavily involved with missile defense launch systems.

Ball Aerospace & Technologies Corp.
Ball Aerospace & Technologies Corp. is a manufacturer of spacecraft, components, and instruments for national defense, civil space and commercial space applications.

SpaceDev
SpaceDev is a publicly traded space development company in the aerospace industry, now most prominent for its spaceflight and microsatellite work. It designed and built the hybrid rocket motors for Paul Allen's Tier One suborbital SpaceShipOne space program operated by Scaled Composites. It is also developing micro- and nano-satellites, a small expendable launch vehicle, the SpaceDev Streaker, and has designed a piloted suborbital and orbital spaceship of its own, the SpaceDev Dream Chaser, in collaboration with NASA.

General Electric Aviation
General Electric (GE) Aviation, a subsidiary of General Electric, is the top supplier of aircraft engines in the world and offers engines for the majority of commercial aircraft. GE Aviation is part of GE Infrastructure, itself a major part of the conglomerate General Electric, one of the world's largest corporations.

Honeywell
Honeywell is a major American multinational corporation that produces a variety of consumer products, engineering services, and aerospace systems for a wide variety of customers, from private consumers to major corporations.

L-3 Communications Holdings, Inc.
L-3 is a company that supplies prime contractors with Intelligence, Surveillance and Reconnaissance (ISR) systems and products, secure communications systems and products, avionics and ocean products, training devices and services, microwave componen

General Dynamics Corporation
General Dynamics Corporation is a defense conglomerate formed by mergers and divestitures. The company has four main business segments: Marine Systems, Combat Systems, Information Systems and Technology, and Aerospace. The company's former Fort Worth

United Technologies Corporation
United Technologies Corporation is an American multinational conglomerate based in Hartford, Connecticut, and is the 20th largest U.S. manufacturer. UTC is a $48 billion company that researches, develops, and manufactures products in numerous areas,

Northrop Grumman Corporation
Grumman is an aerospace and defense conglomerate that is the third largest defense contractor for the U.S. military, and the number-one builder of naval vessels. Northrop Grumman employs over 122,000 people worldwide. Its 2006 annual revenue is repor

Lockheed Martin
LM is a leading multinational aerospace manufacturer and advanced technology company. It is the world's largest defense contractor (by revenue).

The Boeing Company
The Boeing Company is at the heart of modern aviation and space travel. The principal areas of operation include commercial airplanes, military aircraft, defense missile systems, space and communications, as well as customer and commercial financing.