Windkraftanlagenbauer: Top 5 Wind Turbine Makers

Introduction: The Global Wind Energy Boom

Installed onshore and offshore wind capacity passed 1,100 GW last year. Order books of the world’s leading windkraftanlagenbauer now extend deep into the next decade. Germany’s energy transition, repowering in mature markets, and fresh utility‑scale projects across Asia, the Americas, and Europe keep turbine assembly lines running at full speed. For investors, project developers, and market analysts, the installed‑base concentration among a handful of manufacturers defines the competitive landscape.

Wer sind die führenden Windkraftanlagenbauer?

The five largest global wind turbine manufacturers are ranked below by cumulative installed capacity as of early‑2026. The table provides founding year, headquarters, and a representative notable project for each player. All figures are stated in gigawatts (GW). Collectively, these windkraftanlagenbauer account for more than 540 GW of installed wind capacity worldwide.

Rank	Company	Installed Capacity (GW)	Founding Year	Headquarters	Notable Projects
1	Vestas Wind Systems A/S	175 GW	1945	Aarhus, Denmark	Moray West (offshore), Thunder Spirit (onshore)
2	Siemens Gamesa Renewable Energy	135 GW	2017 (merger)	Zamudio, Spain	Hornsea 3, Hollandse Kust Zuid
3	Goldwind Science & Technology Co., Ltd.	110 GW	1998	Beijing, China	Xinjiang Hami wind farm, ultra‑high‑altitude projects
4	GE Renewable Energy	65 GW	2015 (entity formation)	Schenectady, USA	Dogger Bank (first phases), Markbygden
5	Envision Energy	55 GW	2007	Shanghai, China	Lingang offshore project, solar‑storage‑wind hybrid sites

Unternehmensprofile der Top 5 Windkraftanlagenbauer

Vestas – Der dänische Marktführer

Vestas began as a metalworking shop in 1945. Today it is the world’s largest windkraftanlagenbauer with 175 GW of turbines installed across more than 85 countries. The order backlog exceeds 60 GW, driven by strong demand for the geared V236‑15.0 MW offshore platform and a swelling repowering market in Europe. Over 130 GW of the fleet sits under multi‑year operations and maintenance agreements, generating predictable recurring revenue. Another 30 GW of projects is advancing through the development pipeline, concentrated in the North Sea, the US Midwest, and South America’s onshore corridor. For developers assessing long‑term serviceability, Vestas’ extensive regional service networks often tip the decision in its favour.

Siemens Gamesa – Offshore-Schwergewicht

Siemens Gamesa ranks second with 135 GW installed and a 20 GW offshore pipeline. The Spanish‑German group formed in 2017 through the merger of Siemens Wind Power and Gamesa Corporación Tecnológica. Its direct‑drive SG 14‑236 DD turbine anchors the offshore segment, with the 3.6 GW Hornsea 3 project in the UK North Sea among its flagship orders. Onshore, the 6.X platform continues to win multi‑hundred‑megawatt tenders in Scandinavia and the United States. Repowering of legacy Siemens and Gamesa sites opens up an additional 8 GW of potential in the medium term. A common mistake when planning repowering is to overlook existing grid connection agreements; Siemens Gamesa’s strong track record in upgrading turbines at the same site can simplify that process.

Goldwind – Chinas Vorreiter mit Direktantrieb

Goldwind changed the industry with its direct‑drive permanent magnet generator technology. With 110 GW of turbines operating worldwide, it is China’s largest windkraftanlagenbauer and ranks third globally. Founded in 1998 and headquartered in Beijing, Goldwind holds a project pipeline exceeding 25 GW. Its installations span ultra‑high‑altitude wind farms in Xinjiang, low‑wind‑speed onshore sites in eastern China, and a growing international footprint in Australia, Pakistan, and Latin America. In 2026, a record 18 GW of order intake from state‑owned energy groups cemented its role as the primary supplier for China’s 450 GW wind build‑out target. For low‑wind sites, the company’s direct‑drive turbines often deliver higher energy yields because they avoid gearbox losses and start generating at lower wind speeds.

GE Renewable Energy – US-Player mit Haliade‑X

GE Renewable Energy, consolidated under GE Vernova since 2024, brings 65 GW of installed capacity to the table. Its wind technology relies on the direct‑drive Haliade‑X 14 MW offshore platform and the 6 MW Cypress onshore turbine series. About 12 GW of the total is offshore, with the Dogger Bank site in the UK, the Gode Wind complex in Germany, and the Markbygden onshore cluster in Sweden forming the core of its visible footprint. A project pipeline of 10 GW is heavily weighted toward US onshore repowering, where Production Tax Credit extensions create a favourable environment through 2032. Project developers seeking financing from international banks often favour GE’s established track record and the familiarity of its technology with global lenders.

Envision Energy – Smart-Energy-Integrator

Envision Energy started in Shanghai in 2007 and has already accumulated 55 GW of cumulative wind installations. Its differentiation lies in the deep integration of smart energy management software and battery energy storage systems (BESS). The company’s 15 GW development pipeline routinely bundles wind, solar, and BESS into single hybrid projects. Turbines are supplied to over 20 countries, with a growing presence in India, Europe, and the Middle East. Meanwhile, the EnOS platform manages more than 200 GW of renewable assets globally. Envision’s largest offshore wind order—the 1.4 GW Lingang project—underscores its transition from a regional onshore supplier to a full‑spectrum global windkraftanlagenbauer. For grid‑constrained regions, its hybrid approach can offer a more bankable capacity factor by smoothing output variability.

Getriebe oder Direktantrieb? Technologische Unterschiede

The choice between direct‑drive and geared turbine concepts influences maintenance costs, weight, and performance in different wind regimes. The table below summarizes the key distinctions and which windkraftanlagenbauer use each technology in their current large‑turbine platforms.

Merkmal	Direktantrieb (direct‑drive)	Getriebe (medium‑speed geared)
Typical manufacturers	Siemens Gamesa (SG 14‑236 DD), GE (Haliade‑X), Goldwind	Vestas (V236‑15.0 MW)
Maintenance implications	Fewer moving parts, lower mechanical wear; larger generator size	Gearbox requires regular inspection, but components are often lighter
Weight and logistics	Heavier nacelle, demands stronger tower and foundation	Lighter nacelle, can reduce civil engineering costs
Best‑fit scenario	Offshore projects and low‑wind onshore sites where reliability and low‑speed start are critical	High‑wind sites with strong infrastructure and easy crane access

An expert nuance often missed in generic comparisons: Both concepts have proven their long‑term reliability. The critical factor is not the drive type alone but the manufacturer’s service network density and the availability of replacement components. A common mistake is to choose a turbine solely on drivetrain preference without verifying the service‑team response time in the target project region.

Checkliste: Den passenden Windkraftanlagenbauer auswählen

The following practical checklist helps project developers evaluate windkraftanlagenbauer beyond installed‑capacity rankings. Use it during the pre‑qualification phase of a wind project.

• Lokaler Service und Ersatzteilversorgung: Prüfen Sie, ob der Hersteller ein Serviceteam in Ihrer Region betreibt und wie schnell Hauptkomponenten (Blätter, Generatoren) verfügbar sind.
• Referenzprojekte in ähnlichen Windklassen: Fordern Sie Betriebsdaten von Anlagen mit vergleichbarer Nabenhöhe und Rotordurchmesser unter ähnlichen Windbedingungen an.
• Typ der angebotenen Wartungsverträge: Vergleichen Sie Full‑Service‑Vereinbarungen, die auch ungeplante Reparaturen abdecken, mit rein zeitbasierten Wartungsmodellen.
• Finanzierungsanforderung internationaler Banken: Stellen Sie sicher, dass der Hersteller über einen ausreichenden Track Record verfügt, der bei Due‑Diligence‑Prüfungen anerkannt wird.
• Repowering‑Erfahrung: Wenn ein bestehender Windpark modernisiert werden soll, bevorzugen Sie Hersteller mit nachgewiesener Repowering‑Kompetenz, die bestehende Netzanschlüsse weiternutzen können.
• Hybrid‑ und Speicherintegration: Bei Projekten mit Netzrestriktionen prüfen Sie Anbieter, die Wind‑, Solar‑ und Batteriespeicher zu einem steuerbaren Portfolio bündeln können.

Häufig gestellte Fragen (FAQ)

Who is the biggest wind turbine manufacturer in the world? Vestas is the world’s largest windkraftanlagenbauer by cumulative installed capacity, with 175 GW operating across 85 countries. The Danish company also holds the largest fleet under active service contracts, giving it unmatched long‑term revenue visibility.

Who are the top 5 wind turbine companies? The top five by cumulative installed capacity are Vestas, Siemens Gamesa Renewable Energy, Goldwind, GE Renewable Energy, and Envision Energy. Together they represent a combined capacity exceeding 540 GW—the majority of the worldwide installed base.

What is the installed capacity of the leading manufacturer? Vestas has installed 175 GW of wind capacity as of early 2026. This spans more than a million turbine units and makes it the single largest installation footprint in the wind energy sector.

How does market share divide among the top manufacturers? Based on cumulative installed capacity, Vestas holds approximately 32 % of the top‑five aggregate, Siemens Gamesa roughly 25 %, Goldwind about 20 %, GE Renewable Energy 12 %, and Envision Energy 10 %. Annual order intake shares vary—especially in offshore wind—but the overall rank order by total volume remains stable.

What is the outlook for windkraftanlagenbauer in 2026? Order backlogs across the top five exceed 150 GW, sustained by national auction schemes, corporate power purchase agreements (PPAs), and repowering cycles in mature markets. Offshore wind projects in Europe and Asia‑Pacific, combined with onshore expansion in China and the United States, are expected to keep turbine assembly and blade manufacturing capacity highly utilised through the end of the decade.