2.Wrtsil: Finnish multinational company, founded in 1834, headquartered in Helsinki, Finland. Is one of the world's leading suppliers of intelligent technology and energy solutions.
3. Caterpillar is a multinational company headquartered in Illinois, USA, founded in 1925, and is one of the leading manufacturers of construction and mining equipment in the world.
4.MANEnergySolutions: a multinational company headquartered in augsburg, Germany, founded in 1758, is one of the world's leading manufacturers of ships and industrial engines.
5.MANEnergySolutions: a multinational company headquartered in augsburg, Germany, founded in 1758, is one of the world's leading manufacturers of ships and industrial engines.
6.Schottel: a multinational company headquartered in Stuttgart, Germany, founded in 192 1, is one of the leading marine propeller manufacturers in the world.
7.Steerprop: A company headquartered in Tyre brid, Finland, was established in 200 1, specializing in manufacturing marine propellers.
8.Thrustmaster: A company headquartered in Texas, USA, founded in 1984, is a company specializing in manufacturing marine propellers.
NiigataPowerSystems: Japan-based manufacturer of marine engines and propellers, founded in 1907.
10, TwinDisc: a company headquartered in Wisconsin, USA, was established in 19 18, which is a company specializing in manufacturing marine transmission systems and propellers.