Leading Wind Turbine Gearbox Companies | Major Players 2026

Leading Wind Turbine Gearbox Companies

The following is a data-backed list of the leading Wind Turbine Gearbox companies, compiled through 6Wresearch's proprietary research and validated by in-house industry analysts. These companies represent the key players shaping competition in the Global Wind Turbine Gearbox Market, including Siemens Gamesa, ZF Friedrichshafen, and other established names.

List of Wind Turbine Gearbox Companies:

1. Siemens Gamesa

Siemens Gamesa is a major global leader in the renewable energy sector, specializing in the engineering, manufacturing, and installation of cutting-edge onshore and offshore wind turbines.

2. ZF Friedrichshafen AG

ZF Friedrichshafen is a global technology manufacturing and industrial engineering powerhouse renowned for producing heavy-duty wind turbine gearboxes, marine propulsion systems, and advanced driveline technology.

3. NGC Transmission Equipment (Nanjing High Speed Gear Manufacturing)

NGC Transmission is a world-leading manufacturer of high-precision wind turbine gearboxes, industrial drives, and specialized speed-increasers tailored for global clean energy infrastructure.

4. Nordex SE

Nordex SE is a prominent global manufacturer of multi-megawatt onshore wind turbines, focusing on high-yield technology tailored for complex geographic and climatic conditions.

5. GE Vernova (GE Renewable Energy)

GE Vernova is a global leader in advanced energy technologies, providing comprehensive onshore and offshore wind turbines, grid solutions, and power generation equipment.

6. Winergy Group (Flender)

Winergy is a pioneer and leading global supplier of full-range drive train components for wind turbines, having delivered tens of thousands of specialized gearboxes, couplings, and integrated generator systems.

7. Envision Energy

Envision Energy is a leading multinational smart wind power and energy technology company that provides advanced wind turbines, high-efficiency digital software, and comprehensive clean energy management systems.

8. ME Production A/S

ME Production is an established Danish engineering and manufacturing enterprise specializing in custom industrial gears, heavy gearboxes, and auxiliary mechanical systems supporting marine and wind energy sectors.

9. Dana Brevini SpA

Dana Brevini is a recognized specialist in motion and power transmission technology, designing high-performance planetary gearboxes, winches, and power-drive solutions for wind turbines and industrial machinery.

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