Ducts & fins
Becker Marine Systems
Hamburg-based supplier of high-performance rudders, steering gear and energy-saving devices including the Becker Mewis Duct.
Rudders & steering gear
5 companies
Filter companies: Rudders & steering gear
Rudders & steering gear
Jastram Engineering
Canadian manufacturer of hydraulic steering gear and steering systems for commercial and naval vessels (separate company from Jastram GmbH, Hamburg).
Electric & hybrid system integrators
Kongsberg Maritime
Norwegian supplier of thrusters, propellers, waterjets, hybrid power, propulsion control and DP systems; former Rolls-Royce Commercial Marine.
Rudders & steering gear
Van der Velden Marine Systems
Dutch rudder and steering specialist (Barke flap, Master Fishtail, flanking rudders) whose products are now sold by Damen Marine Components.
Engine designers & manufacturers
Wärtsilä
Helsinki-based marine and energy group supplying multi-fuel 4-stroke engines, hybrid systems, fuel systems, propellers, thrusters, waterjets and seals.