Senvion
Former German wind-turbine manufacturer that developed from REpower Systems and entered insolvency in 2019.
Last updated October 30, 2026
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Overview
Senvion was a German wind-turbine manufacturer headquartered in Hamburg. The business was established in 2001 under the name REpower Systems through the combination of several German wind-energy and engineering businesses, including HSW (Husumer Schiffswerft), the engineering consultancy Pro+Pro, wind-turbine manufacturer BWU, and Jacobs Energie. Its formation brought together manufacturing, project-development, and engineering capabilities at a time when Germany was becoming one of the world’s most important wind-power markets. The company supplied equipment for onshore and offshore wind projects and developed a range of turbines for utility-scale renewable-energy generation. Its business operated in a highly competitive industry in which manufacturers faced pressure from falling turbine prices, changing subsidy systems, project delays, and increasingly price-driven auction mechanisms. Senvion’s products included the 3.4M104 and 6.2M152 turbine models, reflecting its participation in both larger onshore projects and offshore or other high-capacity applications. From 2007 to 2015, Senvion was owned by Suzlon, the Indian wind-turbine manufacturer. In April 2015, the company came under the ownership of Centerbridge Partners, a private-equity firm. The business subsequently traded under the Senvion name; REpower Systems SE had adopted the Senvion identity in 2014. Although it remained an important international supplier, the company struggled with industry-wide pricing pressure and financial stress. Senvion filed for insolvency in German courts in early April 2019. As part of the subsequent restructuring and wind-down process, Siemens Gamesa acquired Senvion’s European service business and an approximately 9 GW European service fleet in October 2019. The transaction transferred service responsibilities and installed-base support rather than preserving Senvion as an independent full-scale turbine manufacturer. In 2021, Saudi Arabian company Alfanar acquired Senvion’s Indian division. These transactions marked the progressive break-up of the business. Senvion is therefore best understood as a defunct wind-energy equipment brand whose technology, service activities, and regional operations have passed to other companies.
History
Senvion originated in Germany in 2001 under the name REpower Systems. The company was created through the merger of several businesses associated with the German wind industry: HSW, also known as Husumer Schiffswerft; Pro+Pro, an engineering consultancy connected with Denker&Wulf and aerodyn Energiesysteme GmbH; wind-turbine manufacturer BWU; and Jacobs Energie. This combination gave the new enterprise a broader base in turbine engineering, manufacturing, and wind-project development. During its early development, REpower participated in the expansion of Germany’s wind sector and built an international business supplying turbines for onshore and offshore projects. The company later became part of Suzlon, an Indian wind-turbine manufacturer, which owned it from 2007 until 2015. In 2014, REpower Systems adopted the Senvion name, establishing the brand used during the later part of its corporate history. In April 2015, Centerbridge Partners became the company’s owner. Senvion continued to market wind turbines internationally and developed models such as the 3.4M104 and 6.2M152. Its business included not only the sale of turbine equipment but also the servicing of installed machines. The company’s European service portfolio eventually represented approximately 9 GW of installed capacity, making after-sales maintenance and fleet support an important part of the business. The wider wind-turbine industry became increasingly difficult for manufacturers. Auction-based procurement and growing competition placed pressure on equipment prices, while turbine makers also faced the capital requirements and execution risks associated with large projects. Against this background, Senvion experienced financial difficulties and filed for insolvency in German courts in early April 2019. The insolvency process led to the transfer of important assets and activities rather than a continuation of Senvion as an independent manufacturer. In October 2019, Siemens Gamesa acquired Senvion’s European service fleet and related service activities, covering about 9 GW of capacity. This transaction preserved support for many turbines while moving the customer-service operation to another major industry participant. In 2021, Alfanar, a Saudi Arabian company, acquired Senvion’s Indian division. The disposal of these regional activities completed the progressive separation of the former company’s operations. Senvion is consequently recorded as a defunct German wind-turbine brand, with parts of its service network and regional business absorbed by successor owners.
- 2021
Indian division is acquired by Alfanar
[1]Saudi Arabian company Alfanar acquires Senvion’s Indian division during the company’s wind-down.
- 2019
Senvion enters insolvency
[1]Senvion files for insolvency in German courts amid severe commercial and financial pressure.
- 2019
European service business is sold to Siemens Gamesa
[1]Siemens Gamesa acquires Senvion’s European service business and approximately 9 GW of service contracts and installed fleet.
- 2015
Centerbridge Partners becomes owner
[1]Centerbridge Partners acquires the company after the end of Suzlon’s ownership period.
- 2014
The Senvion name is adopted
[1]REpower Systems begins operating under the Senvion brand identity.
- 2007
Suzlon ownership begins
[1]Indian wind-turbine manufacturer Suzlon becomes the owner of REpower Systems.
- 2001
REpower Systems is established
[1]REpower Systems is formed in Germany through the merger of HSW, Pro+Pro, BWU, and Jacobs Energie.
Products and positioning
International wind-turbine manufacturer serving utility-scale renewable-energy projects, with roots in the German wind-power industry and a substantial European installed-service base.
Onshore wind turbine
Senvion 3.4M104
The 3.4M104 was a Senvion wind-turbine model associated with the company’s utility-scale turbine portfolio. Its designation indicates a 3.4 MW class machine with a rotor diameter of approximately 104 metres. It represented Senvion’s effort to provide higher-capacity equipment for commercial wind projects and formed part of the product family marketed before the company’s insolvency.
High-capacity wind turbine
Senvion 6.2M152
The 6.2M152 was one of Senvion’s largest named turbine models, rated at 6.2 MW and equipped with a rotor diameter of approximately 152 metres. The model demonstrated the company’s focus on high-capacity wind generation for demanding utility-scale applications, including projects requiring substantial output from each turbine. The product is no longer marketed by Senvion as an independent manufacturer.
Controversies
2019
Insolvency filing
Senvion’s insolvency filing was the central corporate crisis in its history. The filing followed financial difficulties in a wind-equipment market affected by auction-related pricing pressure and intense competition. The proceedings led to asset sales and the eventual disappearance of Senvion as an independent manufacturer.
Brand decisions
2021
Sale of the Indian division to AlfanarM&ABackground
The Indian business was among the regional activities separated during the wind-down of Senvion.
Action taken
Saudi Arabian company Alfanar acquired Senvion’s Indian division.
Aftermath
The transaction transferred the Indian operation to a new owner and reinforced the conclusion of Senvion’s independent corporate operations.
2019
Insolvency and restructuringOtherBackground
Senvion faced financial stress while wind-turbine pricing was pressured by auction-based procurement and strong industry competition.
Action taken
The company filed for insolvency in German courts and pursued the sale of operating assets and regional activities.
Aftermath
Siemens Gamesa acquired the European service fleet, while the company’s Indian division was later sold to Alfanar. Senvion ceased to operate as an independent manufacturer.
2019
Sale of European service operations to Siemens GamesaM&ABackground
The transaction was undertaken during Senvion’s insolvency-related restructuring and addressed the continuity of maintenance for its European installed base.
Action taken
Siemens Gamesa acquired Senvion’s European service business and approximately 9 GW of service fleet.
Aftermath
Service responsibilities for the covered European turbines moved to Siemens Gamesa, while Senvion’s standalone operating footprint contracted further.
2014
Rebrand from REpower Systems to SenvionStrategyBackground
The company had operated as REpower Systems since its creation in 2001 and later adopted a new identity for its international wind-energy business.
Action taken
The business began using the Senvion name, replacing the REpower identity in its corporate and market presentation.
Aftermath
Senvion continued operating as a wind-turbine manufacturer until its insolvency and subsequent asset disposals.
Recent events
Reported
Senvion agrees to sell Senvion India[2]
Senvion agreed to sell 100% of Senvion India to Dubai-based Global Renewable Energy Development Holding Company Limited. The transaction was expected to close in the first quarter of 2021.
Siemens Gamesa completes acquisition of Ria Blades and selected Senvion assets[3]
Siemens Gamesa Renewable Energy announced the final acquisition of all shares in Ria Blades, which owns and operates a wind turbine blade production plant in Vagos, Portugal; the completion also marked the full acquisition of selected Senvion assets.
Reported
Senvion India business sale announced[4]
Senvion announced that Senvion India Private Limited would be sold to a strategic investor whose identity was not disclosed in the article.
Sources4 sources
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