In 2025, the global wind energy sector continues its strong upward trajectory, with total installed capacity surpassing 1,170 GW and over 117 GW added in the past year alone. This surge reflects increased investment in renewables, major changes in turbine efficiency, scalability, and innovation. As the world accelerates its shift toward clean energy, the competition among wind turbine manufacturers is at an all-time high.

Leading wind power turbine manufacturers like Vestas (Denmark), Siemens Gamesa (Spain), Goldwind (China), and GE Vernova (France) continue to dominate global markets with massive installed bases and expanding order books. German firms such as ENERCON and Nordex, as well as China’s Mingyang Smart Energy and Envision Energy, are also key players shaping the future of wind power.

This ranking highlights the top 15 makers of wind turbines worldwide, according to their installed capacity as of October 2025.

Top 15 Largest Wind Turbine Manufacturers in 2025 (according to installed capacity)

Vestas (Vestas Wind Systems A/S)

Vestas Wind Systems A/S ( Vestas ) is the largest wind turbine manufacturer/supplier in the world with an installed capacity of more than 189 GW including 10 GW of offshore wind turbines. The Danish wind turbine maker holds over 16% of the world wind turbine market. Vestas North America is an established market player with 40,000+ MW (installed) and 38,000+ MW (under service) in Canada and the U.S.

Vestas offers a wide range of wind turbine models, including but not limited to the following:

EnVentus™ (EnVentus™ variants maximize the potential of each wind site)

• V172-7.2 MW™

• V162-7.2 MW™

• V162-6.2 MW™

• V150-6.0 MW™

4 MW Platform (Designed for various wind and site conditions)

• V163-4.5 MW™

• V155-3.6 MW™

• V150-4.5 MW™

• V126-3.45 MW™

2 MW Platform (One of the most trusted industry platforms)

• V120-2.2 MW™

• V110-2.0 MW™

• V100-2.0 MW™

• V90-2.0 MW™

Customized solutions, a wide geographic diversification strategy, and the unique Active Output Management® (AOM) service concept are some of the key differentiators that have helped Vestas achieve the highest energy output at the lowest cost and value chain optimization in the wind energy sector.

In April 2025, Vestas announced one of the world’s most powerful wind turbine models, the V236-15.0MW offshore prototype. Standing 280 meters tall with a 236-meter rotor diameter, the turbine can generate 80 GWh annually and power around 20,000 European homes.

After testing at Østerild Test Center in Denmark, it will be deployed at Denmark’s Frederikshavn wind farm. The V236-15.0MW has also been selected for major projects, including the Atlantic Shores offshore wind farm and New York’s Empire Wind 1 and Empire Wind 2.

SGRE (Siemens Gamesa Renewable Energy)

Siemens Gamesa Renewable Energy (SGRE) is the second largest wind turbine producer in the world with an installed capacity around 138 GW. The leading renewable energy company supplies offshore and onshore wind turbines and carries out services for them.

In 1991, Bonus Energy (later acquired by Siemens AG) built the world’s first offshore wind farm at Vindeby, with a capacity of 4.95 MW. SGRE is a wind power pioneer from establishing a new-age wind turbine blade factory to major R&D facilities for wind turbine technology, the company has forged a powerful presence in the wind industry.

Siemens onshore wind power portfolio includes:

• Siemens Gamesa 5.X (SG 6.6-155 and SG 6.6-170)

• Siemens Gamesa 4.X (SG 5.0-132, SG 5.0-145, and SG 4.7-155)

• Siemens Gamesa 3.X (SG 3.4-145)

• SG 2.9-129 (North America)

• SG 3.4-132 (France)

Siemens offshore wind power portfolio (with patented Direct Drive technology) comprises:

• SG 8.0-167 DD

• SG 11.0-200 DD

• SG 14-222 DD

• SG 14-236 DD

In September 2025, Ynera Renewable Energy Group (SRE Group) has awarded Siemens Gamesa a contract to supply 35 of its 14MW turbines for the 495MW Formosa 4 offshore wind project off Taiwan’s west coast. Turbines will be manufactured at Siemens Gamesa’s Taichung nacelle facility, while local firm Century Wind Power will deliver the foundations.

Goldwind

Goldwind is the largest wind turbine manufacturer in China and third in the world in terms of installed capacity. The Chinese manufacturer has installed more than 138 GW of wind energy around the world.

The company manufactures smart wind turbines that are safer and more reliable with better environment adaptability, grid-friendly connection, and higher wind power generation.

Goldwind’s digital wind farms are equipped with smart sensors for smart wind turbine management. 

Smart onshore wind power solutions include:

• Wind project planning

• Wind measurement and mapping

• Microsite selection

• Optimal wind turbine design

Smart offshore wind power solutions include:

• Offshore wind farm development and capacity evaluation

• iDO (Integrated Design Offshore Platform) offshore wind farm engineering

• Offshore wind farm O&M (operations and maintenance) and dispatch management

• Offshore wind power training

Goldwind’s proprietary Permanent Magnet Direct-Drive technology maximizes turbine availability and lowers overall costs. The core technology provides high and low-voltage ride-through capabilities.

Between 1 January and 31 March 2025, Goldwind recorded external wind turbine sales of 2,587.65MW (an 80.16% year-on-year increase) driven largely by demand for higher-rated turbines. Units rated 6MW and above accounted for over 70% of sales.

As of 31 March, the company had 48.6GW in external orders, including nearly 9.4GW in unsigned awards. Including internal demand, Goldwind’s total order backlog reached 51.1GW, up 51.81% from the previous year, highlighting strong market momentum and a continued shift toward high-capacity turbine models.

GE Vernova (GE Renewable Energy)

GE Vernova was formed from the merger and subsequent spin-off of General Electric's energy businesses in 2024. The company has more than 60 GW of wind turbine capacity installed across the world. GE Renewable Energy was created in 2015, combining the wind power assets GE purchased from Alstom with those previously owned by GE and operated under the Power & Water division.

One of the largest wind power turbine manufacturers, GE Vernova, installed a total capacity of more than 120+ GW in 2025 according to the latest available data on their official website.

GE Renewable Energy has installed over 400 GW of clean, renewable energy by combining hydro, onshore and offshore wind, and other technologies.

GE Vernova’s wind portfolio includes:

• Onshore wind turbines (2 MW Platform, Sierra Platform, 3 MW Platform, and Cypress Platform)

• Offshore wind turbines (Haliade-X and Haliade 150-6 MW)

• Wind turbine blades (boost performance while minimizing wind turbine load)

The next-generation Sierra onshore wind turbine is based on GE’s patented Advanced Loads Control System. According to GE Renewable Energy, Haliade-X is the world’s most powerful offshore wind turbine with an industry-leading capacity factor (63%), a 220-meter rotor, and a 107-meter blade.

As the world’s largest offshore wind project, the 3.6 GW Dogger Bank wind farm in the North Sea will use GE’s Haliade-X turbines to generate electricity for more than 4.5 million UK homes.

GE Vernova’s July Q2 2025 results show mixed outcomes for its wind segment. Onshore onshore turbine deliveries drove a 9% rise in wind revenue but  overall wind orders declined 5% organically due to weaker onshore equipment demand.

In response, GE Vernova has invested over USD 100 million to upgrade its 57,000-unit turbine fleet. The company now expects full-year wind segment revenue to decline by mid-single digits, with EBITDA losses projected between USD 200 million and USD 400 million.

ENERCON (ENERCON GmbH)

ENERCON ( ENERCON GmbH) is a leading German wind turbine manufacturer with over 30 years of experience in global wind energy projects. ENERCON provides tried-and-tested turbines in different output levels and wind class designs suitable for locations with medium and strong winds.

ENERCON installed a total wind turbine capacity of 60 GW worldwide.More than 32,000 wind turbines have been designed, produced and commissioned in 50 countries by the company consisting of about 60 conventional power plants.

ENERCON’s product portfolio includes:

• EP 5 (includes E-160 EP5)

• EP 3 (variants include E-138 EP3 and E-115 EP3)

• EP 2 (variants include E-92, E-82, and E-70 E4)

ENERCON also provides integrated solutions for optimal grid integration in compliance with demanding international grid codes and local grid operators’ stringent technical requirements regarding the electrical performance of wind energy converters (WECs) and wind farms (WFs).

In June 2025, German wind developer Enercity Erneuerbare signed a EUR 800 million (USD 913.8 million) agreement with Enercon GmbH for the supply, installation, and servicing of approximately 100 onshore wind turbines over two years.

Nordex (Nordex SE)

Nordex ( Nordex SE) provides cost-efficient and high-yield wind turbines. The acquisition of Acciona Windpower made Nordex a major force to reckon with in the wind industry. The company, as one of the largest wind generator manufacturers, has installed over 57 GW of wind turbines as of July 2025.

The Nordex Group provides financially and technically competent multi-megawatt onshore turbines for every wind strength (light, medium, and strong) and climate zone.

Nordex has an installed capacity of 7.8 GW of wind turbines in 2024 around the world. 

The company serves a variety of markets, including those with limited grid availability and limited land availability. Its Competence Centre ensures the highest possible yield for customers. Also, the spare parts management makes the worldwide supply of wind turbine spare parts accessible 365 days a year.

Nordex wind turbine models:

Delta series 

• N100/3300

• N117/3000

• N131/3000

Delta4000 series

• N149/4.5

• N163/5.X

• N163/6.X

• N175/6.X

Mingyang (Mingyang Smart Energy)

Mingyang ( Mingyang Smart Energy) specializes in the design and development of megawatt wind turbines and high-end equipment. The Chinese company has installed 40 GW of wind turbines across the world as of July 2025.

Mingyang’s wind turbine products are based on the wind turbine generator system (WTGS) platform that runs on an advanced semi-direct drive compact transmission technology.

The product portfolio includes:

• MY1.5/2.0 MW (customized design suitable for various environments)

• MySE3.0 MW (higher generating capacity with ultra-wide speed range)

• MySE4.0 MW (ultra-lightweight and ultra-low cost per kilowatt hour)

• MySE6.0 MW (highly efficient with top-quality corrosion resistance and anti-typhoon performance)

Here are some significant advantages of time-tested Mingyang’s WTGS:

• Heat dissipation and anti-typhoon performance

• High power generation efficiency

• High reliability

• Low O&M cost

Envision (Envision Energy)

Envision ( Envision Energy) is one of the biggest windmill turbine manufacturers in the world with a network of engineering centers and R&D spanning China, Denmark, Germany, Japan, Singapore and US.

Envision’s products and technical services encompass:

Smart wind turbine

Envision’s highly reliable onshore and offshore smart wind turbines (2.X MW, 3.X MW, 4.X MW, 5.X MW, and 6.X MW) increase energy yield, minimize downtime, and maximize performance.

Smart wind farm

Envision Smart Wind Farm solutions provide full lifecycle management, wind farm location siting, wind resource assessment, custom engineering design, and more. EnOS Smart Wind software helps with accurate and transparent wind farm operations.

Distributed wind power

Envision’s grid-friendly distributed smart wind turbines protect the environment while providing localized clean energy for nearby communities.

Energy storage

Envision Energy Storage Systems (ESSs) are customizable and ideal for a wide range of indoor and outdoor applications from dense urban areas to remote wind farms.

In September 2025, China’s Envision Group announced plans to expand its presence in India by building a new wind turbine blade factory in Gujarat. The USD 56.7 million investment will increase its annual capacity from 3 GW to up to 5 GW and is expected to double the local workforce to around 6,000 by 2028.

SANY (Sany Renewable Energy)

Sany Renewable Energy Co., Ltd. (Sany Renewable Energy or SANY) is a subsidiary of the SANY Group . SANY Group specializes in construction machines and other offerings, such as piling machinery, port machinery, road machinery, hydraulic excavators, wind turbines, and precision digital controls. SANY is among the leading wind power manufacturers.

Sany Renewable Energy’s business specialties include:

• Wind turbine R&D, manufacturing, and sales

• Wind farm designing, construction, and operations management

• Photovoltaic power station construction and operations management

Sany Renewable Energy provides digital wind farm and O&M solutions. Its product portfolio includes:

Wind turbines

• 4.X MW~6.X MW (for mid-to-high wind speed areas)

• 3.X MW~4.X MW (for medium-high and low wind speed areas)

SANY leads the wind turbine market around the world with an installed capacity of 9.4 GW of wind energy in 2024. The main advantages of these wind turbines are high-cost performance, high energy production, high reliability, and a wide range of customization.

Wind turbine blade production bases

The company has three wind turbine blade production bases with 18 production lines. While a complete inspection and testing system (for raw materials, components, and full-size blades) ensures safety and reliability, an international design and development team is responsible for the lightweight product design.

In September 2025, Sany announced plans to expand its local presence in India by increasing the supply of key components from 2026. As part of the Make in India initiative, the company has partnered with JSW Group to establish joint manufacturing plants and integrate advanced technology into locally produced components, aiming to meet growing public sector demand.

Suzlon Group

Suzlon is one of the largest wind turbine manufacturers in the world, with a global footprint spanning 21 GW of installed wind capacity across 17 countries on six continents. Founded in 1995, the company has established itself as the largest wind turbine manufacturer in India, where it holds a dominant market position with over 15,100 MW of installed capacity. 

Backed by 14 manufacturing facilities and a workforce of more than 7,700, Suzlon offers end-to-end services through its pioneering ‘Concept to Commissioning’ model and continues to expand into wind-solar hybrid solutions.

Wind turbine models by Suzlon:

Suzlon, the largest original equipment manufacturer (OEM) in India, has registered 21 wind turbines. Here are the top wind turbine models by Suzlon:

• Suzlon S111 - 2.1 MW

• Suzlon S120 - 2.1 MW

• Suzlon S128 - 2.6 MW

• Suzlon S146 - 4.2 MW

• Suzlon S154 - 4.2 MW

In June 2025, Suzlon Group secured its third consecutive 170.1 MW wind energy order from AMPIN Energy Transition. The project, located in Kurnool, Andhra Pradesh, will support the decarbonisation of DISCOMs using domestically manufactured renewable energy solutions. 

Suzlon will supply 54 of its advanced S144 turbines, each with a capacity of 3.15 MW and mounted on Hybrid Lattice Towers (HLT), and will handle the full scope of project execution, including installation, commissioning, and long-term operations and maintenance.

SEwind (Shanghai Electric Wind Power Group Co., Ltd.)

Shanghai Electric Wind Power Group Co., Ltd. (SEwind) specializes in energy equipment, industrial equipment, and full lifecycle integration services for equipment. The company has installed more than 11 GW of wind turbines contributing to the global renewable energy mix.

The company’s expertise spans wind turbine generator design and manufacturing, wind farm O&M, wind resource evaluation, wind farm asset management, and more. The company has also developed an anti-typhoon strategy to minimize wind turbine risk.

Among other products, Shanghai Electric offers the following wind power equipment:

Onshore wind turbines

Permanent magnet direct drive wind turbine: This wind turbine is suitable for offshore wind farms that need units with larger capacities. Advanced design enhances the overall performance and promotes the overall localization level of wind turbine equipment.

3.6/4 MW SERIES

Based on wind resources and climate conditions, Shanghai Electric provides optimized and customized designs (wind turbine blades, wind towers, etc.) and services. For example, the 3.6/4 MW SERIES wind turbine offers two options each for the hub height and rotor diameter.

Offshore wind turbines

• Asynchronous wind turbine

• 2.X MW SERIES

• 2.5 MW SERIES

• 3.X MW SERIES

• 4.X MW SERIES

Windey (Zhejiang Windey Co., Ltd.)

Windey is China’s earliest wind turbine manufacturer and a pioneer in the country’s wind power development history. Zhejiang Windey Co., Ltd. (Windey) specializes in the investments and operations of wind farms and the entire life cycle of wind power projects. As one of the largest wind turbine manufacturers in the market, Windey installed 12.5 GW of wind energy in 2024 alone.

Windey’s wind turbine product portfolio includes:

• 2.X MW Series (built for complex terrain and wind conditions)

• 2.5 MW Series (built for mountainous areas exposed to a low wind speed)

• 3.X MW Series (built for inland areas exposed to a medium or high wind speed)

• 5 MW Series (suitable for the marine environment)

The company’s industry-leading technological innovation comprises:

• Windey New Energy Smart Operation Platform

• Fault prediction and health management system

• Smart condition monitoring system of wind turbines

Apart from grid-friendly technology and smart wind farm solutions, Windey is known for its innovative excellence in improving the daily O&M of new energy stations, reducing operating costs, and enabling predictive production and operations management.

DEC (Dongfang Electric Corporation)

Dongfang Electric Corporation (DEC) is one of the biggest wind mill manufacturers that has grown into one of the world’s key players in power-generating equipment manufacturing and internal project contracting. DEC has installed a wind turbine capacity of 8.4 GW in 2024.

DEC’s comprehensive product portfolio comprises the following units:

• Electric and electronic automatic control

• Environmental conservation

• Gas turbine

• Hydropower

• Nuclear power

• Seawater desalination

• Solar power

• Thermal power

• Wind power

DEC provides a full range of customized service solutions, such as overhaul and repair, O&M, upgrading and modification, spare parts, and LTAP (load technical assistance program) services.

CSSC (China Haizhuang)

China Haizhuang is the leading company in China's wind energy sector. It is also known as China Shipbuilding Corporation Haizhuang Wind Power Co., Ltd.

CSSC is the biggest machinery group and the first company in China with a complete supply chain in the wind power sector, including:

• Wind turbine components manufacturing

• Wind turbine R&D and manufacturing

• Offshore wind project construction and installation

• Offshore transmission line installation

China Haizhuang’s onshore and offshore solutions comprise:

• Project planning and site selection

• EPC engineering construction

• Wind farm smart operation

• After-sales service

• Offshore wind power development

• Intelligent O&M system

• Wind farm warning

• Systematic training

CSSC Haizhuang has unveiled two next-generation wind turbine platforms: the H305-25MW offshore turbine and the H242-12.5MW onshore turbine. Engineered for medium and high wind speed conditions, these models mark a significant advancement in performance and sustainability.

CRRC (CRRC Wind Power (Shandong) Co., Ltd.)

CRRC Wind Power (Shandong) Co., Ltd., or CRRC, is a large-scale wind power equipment manufacturer established by the merger of CNR and CSR. CRRC is a key player in China’s rail transit equipment manufacturing industry and offers a diverse portfolio of products like high-power locomotives and railway freight cars.

The company’s specialties comprise rolling stock, components, and other products such as construction machinery and wind turbines.

The Chinese major’s wind power equipment expertise includes:

• R&D, manufacturing, and sales (wind power equipment and main components)

• Project design, construction, and technical service

CRCC’s wind turbine products include:

• 1.5 MW gearbox for wind turbine

• 1.65 MW gearbox for wind turbine

• 2 MW gearbox for wind turbine

• 2.5 MW gearbox for wind turbine

• Type WT1500 wind turbine

• Type WT1650 wind turbine

• Type WT2000 wind turbine

• Type WT2500 wind turbine

CRCC’s wind products are suitable for a variety of application environments (such as coastal and low-speed wind farms) and land conditions (such as plain and plateau).

CRRC Shandong Wind Power has filed a patent application with the World Intellectual Property Organisation for an assistive bearing housing structure and a gearbox testing method for wind turbine transmission chains.

The design aims to streamline factory testing by allowing modular connections and simplified assembly, potentially improving efficiency and reducing production time in wind turbine manufacturing.

Conclusion

With the rise of wind energy’s share in the renewable energy mix, the upward trajectory of the global wind energy industry is likely to continue to ensure energy security and keep the energy transition goals on track.

The main drivers of gaining a competitive edge in wind turbine manufacturing are:

• Cost savings

• Grid-friendliness

• High efficiency

• High reliability
  

Compared to steady onshore wind additions over the years, the rapidly accelerating offshore wind market is also proving to be lucrative for manufacturers of wind turbines. According to the GWEC (Global Wind Energy Council), “the APAC onshore markets and offshore are likely to play a bigger role in driving global growth.”

In the diverse pool of wind turbine makers, holding a dominant market position depends on strong growth in wind power capacity and commissioning of newly installed capacity, among other factors. As the established wind turbine manufacturers leverage their expertise to tap into more opportunities, emerging players are working toward gaining a foothold in the ever-growing renewable energy industry.

Wind energy represents an inexhaustible and native source of energy. For wind turbine manufacturers, wind energy holds the potential to achieve far-reaching success and sustainability.

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