The top 10 aircraft engines are: General Electric, Pratt & Whitney, Russian United Engines, CFM, IAE, Safran, Rolls-Royce, EA, MTO, and China Aerospace Development.
1, General Electric
Global brand, is a diversified technology, media and financial services company, services include aircraft engines, power generation equipment, water treatment and security technology, to medical imaging, business and consumer financing, media, and new and high tech materials, with operations in more than 100 countries.
2, Pratt & Whitney
Pratt & Whitney Group, Inc., founded in 1925, is one of the two largest U.S. aero-engine manufacturing companies, and one of the world's leading manufacturers of aero-gas turbine engines. The Pratt & Whitney Group of Companies, a division of United Technologies Corporation, is an integrated manufacturer of aircraft engine, gas turbine and aerospace propulsion systems design, manufacturing and support.
3. United Engine Corporation of Russia
United Engine Corporation of Russia (UEC) is a complex specializing in the development, mass production and maintenance of engines for military and civil aviation, space programs and naval forces, as well as for the oil and gas industry and energy sector. One of the priority directions of the activities of the United Engine Corporation of Russia (UEC) is the implementation of a comprehensive program for the development of industry enterprises and the introduction of new technologies that meet international standards.
4. CFM
CFM International Engines, officially established in September 1974, consists of the French company SNECMA and the American company GE. As the producer of the world's best-selling engines, CFM has invested in and introduced new technologies to mature fleets to help customers improve fuel efficiency, reduce environmental impact and lower life cycle costs.
5. IAE
International Aero Engines has one of the most successful civil aviation programs of all time, with more than 7,000 engines delivered and approximately 190 customers in 80 countries worldwide. International Aero Engines' relentless philosophy of continuous improvement ensures that the V2500 engine maintains its position as the most advanced engine available for the current family of A320 aircraft.
6. Safran
Safran is an international high-tech group of companies operating in the aeronautics (propulsion, equipment and interiors), defense and space sectors. Its core purpose is to contribute to a safer and more sustainable world by making air transportation more environmentally friendly, comfortable and convenient.
7, Rolls-Royce
Rolls-Royce, the world's top 500 companies, was founded in 1906, the excellent engine manufacturer, the world's military and civilian jet engines of the professional manufacturers, in the aviation, energy, marine and defense markets with excellent results.
8, EA
Engine Alliance (EA) was founded in 1996, headquartered in East Hartford, Connecticut, the United States, is the GE Aviation Group and Pratt & Whitney (P& W) each funded 50% of the joint venture company. Initially it was to provide engines for the Boeing 747-500/600X program, but the aircraft program was eventually canceled.
9, MTO
MTU for Daimler-Benz group of companies, is the world's leading diesel engine manufacturers, its diesel engine power from 35kw-9000kw, widely used in ships, heavy-duty automobiles and construction machinery, railroad locomotives.
10, China Aviation Engine
China Aviation Engine Group Company Limited (abbreviation: China Aviation Engine, English full name: Aero Engine Corporation of China, English abbreviation: AECC) was formally established on August 28, 2016, and shouldered the responsibility of accelerating the realization of the Aero engine and gas turbine independent research and development and manufacturing production, and build a strong aviation country.
Reference for the above: Baidu Encyclopedia-Aero Engine Corporation of China Ltd.