Winergy
Winergy is a Flender GmbH business segment that designs and manufactures wind turbine drivetrain components (gearboxes, generators, couplings, powertrains) and provides multibrand lifecycle service to wind OEMs and operators worldwide.
- Company typePrivate
- Founded1981
- HeadquartersElgin, United States
- Headcount1,001–5,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Winergy does
Winergy is a business segment of Flender GmbH specializing in wind turbine drivetrain solutions, founded in 1981 with the delivery of its first wind gearbox. The company serves wind turbine OEMs including Vestas, Siemens Gamesa, GE, Suzlon, Nordex, and Senvion with a vertically integrated product portfolio spanning gearboxes (up to 20 MW), wind generators (permanent magnet synchronous, electrically excited synchronous, squirrel cage induction, and doubly-fed asynchronous), HybridDrive mid-speed powertrains, Direct Drive segments, and ARPEX wind couplings. Technology differentiators include proprietary in-house journal bearings, the REVO gearbox concept achieving 300 Nm/kg torque density, and the FlexibleFit modular powertrain configuration. The company is headquartered in Bocholt, Germany, with major manufacturing in Tianjin (China), inherited operations in Finland post-Moventas acquisition, and a new service facility under construction in Melbourne, Australia.
The core technology base combines mechanical drivetrain engineering with digital monitoring products including CMaS Evolution condition monitoring and Digital Gearbox with 99.7% torque measurement accuracy. The group reports 100,000+ gearboxes delivered, 250+ GW of installed capacity with Winergy gearboxes, 150+ GW with generators and DirectDrive segments, and 350+ GW of turbines covered by CMaS Evolution monitoring. The 2022 Moventas acquisition added 20+ GW of installed base and Nordic service capability, while the 2021 integration of the Wind Energy Generation business unified the gearbox and generator organizations under the Winergy brand to enable complete powertrain delivery.
Winergy generates revenue through direct enterprise sales of new equipment to wind turbine OEMs, supplemented by a multi-decade aftermarket service franchise under the Service360 brand covering field service, spare parts, workshop service, condition monitoring, training, repowering, and new and refurbished replacement components for over 100 turbine platforms and 130+ gearbox types. Distribution combines direct OEM engagement with a Certified Service Partners (CSP) network and a 24/7 online spare parts shop. Revenue is not publicly disclosed; the company operates as a private business segment of Flender GmbH, with Flender International GmbH (Coesfeld, Germany) as the registered legal entity.
Winergy firmographics
Firmographics- Name
- Winergy
- Legal name
- Flender International GmbH
- Website
- https://winergy-group.com
- Company type
- Private
- Founded year
- 1981
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- Winergy is a Flender GmbH business segment that designs and manufactures wind turbine drivetrain components (gearboxes, generators, couplings, powertrains) and provides multibrand lifecycle service to wind OEMs and operators worldwide.
- Ownership category
- akta.pro rank
Winergy industry classification
Industry- Product category
- Wind Turbine Drivetrain Components
- NAICS
- Turbine and Turbine Generator Set Units Manufacturing (333611), Engine, Turbine, and Power Transmission Equipment Manufacturing (3336)
- SIC
- Engines & Turbines (3510)
- akta.pro primary industry
- Wind Turbine OEM Manufacturing (Nacelles, Drivetrains, Generators) (EUAMAHAD)
- akta.pro secondary industry
- Wind Component Service, Repair & Refurbishment (Blades, Gearboxes, Bearings) (EUAMACAI)
Keywords
Where Winergy is headquartered
LocationHeadquarters
- HQ city
- Elgin
- HQ country
- United States
- HQ region
- North America
Offices6 records
Markets served
Winergy business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Gearbox Sales: Sale of new wind turbine gearboxes ranging from sub-MW to 20 MW capacity for onshore and offshore applications
- Generator Sales: Sale of wind turbine generators up to 20 MW including permanent magnet synchronous generators, electrically excited synchronous generators, squirrel cage induction generators, and doubly-fed asynchronous generators
- Service360 Aftersales: Comprehensive multibrand drivetrain service including field service, spare parts, workshop service, condition monitoring, repowering, and replacement gearboxes/couplings/generators
- Spare Parts: Original spare parts for gearboxes, couplings, and generators sold through online shop and direct service channels
Go-to-market motion1 record
Distribution channels3 records
Marketing channels5 records
Winergy product offering
Product offeringCore offering
Winergy designs and manufactures wind turbine drivetrain components including gearboxes (up to 20 MW), generators, couplings, and complete HybridDrive mid-speed powertrains for onshore and offshore wind applications. The business segment, owned by Flender GmbH, complements these components with a lifecycle Service360 platform covering field service, spare parts, condition monitoring, repowering, and refurbished/new replacement units across more than 100 turbine platforms.
Product overview
Winergy is a business segment of Flender GmbH specializing in wind turbine drivetrain solutions. The product portfolio centers on core mechanical components including gearboxes (up to 20 MW for onshore and offshore), generators, HybridDrive mid-speed powertrains, Direct Drive segments, and ARPEX wind couplings. These are supported by an innovative technology layer comprising Winergy REVO (next-generation gearbox with 300Nm/kg torque density), Journal Bearings (proprietary sliding bearing technology), and FlexibleFit (modular powertrain configuration). The comprehensive Service360 platform provides lifecycle support including field service, spare parts, workshop service, CMaS Evolution condition monitoring, Digital Gearbox analytics, AIQ Detect/Core Wind digital solutions, training, repowering, and refurbished/new replacement components. This integrated approach positions Winergy as a one-stop multibrand drivetrain service provider for the wind energy industry.
Differentiator
Problem solved
Functional benefit
Brands
- Service360: Holistic multibrand drivetrain service provider covering the full lifecycle of wind turbine drivetrains.
- HybridDrive
- Winergy REVO
- CMaS Evolution
- FlexibleFit
- Journal Bearings
- ARPEX Wind Couplings
- Digital Gearbox
Products and services
- Gearboxes
- Generators
- HybridDrive
Quantifiable outcome
- 99.7% torque measurement accuracy for Digital Gearbox enabling optimized O&M planning
- +3 more outcomes
Companies that use Winergy
Customer profileNamed customers6 records
Segments3 records
Ideal customer profiles3 records
Winergy technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability4 records
Feature8 records
Winergy partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- MoventascoreWinergy acquired Finnish wind gearbox manufacturer and service provider Moventas in 2022. This acquisition expanded Winergy's service coverage for legacy Moventas products (PLH-312, PLH-1400, PPLH-1100) and brought condition monitoring expertise that was integrated into CMaS Evolution. The acquisition strengthened Nordic market presence and added over 20 GW of Moventas gearbox installations to the service portfolio.
Scale indicators12 records
Recent moves7 records
Expansion highlights6 records
Winergy competitors and assessment
Company assessmentBroad incumbents
- Vestas Wind Systems: Vestas is Winergy's largest disclosed OEM customer and the world's largest wind turbine manufacturer. Comparable as a broad incumbent with vertically integrated drivetrain engineering, exerting significant pricing power over suppliers like Winergy on EnVentus and other platforms.
- Nordex Group: Nordex is a top European wind OEM (N149, N133, AW platforms) and a Winergy customer for gearboxes and service. Comparable as a broad incumbent OEM competing with Vestas, Siemens Gamesa, and GE for large turbine slots while buying drivetrains from suppliers like Winergy.
- GE Vernova (GE Wind): GE Wind (now GE Vernova) is a top-3 wind OEM and a Winergy customer (1.5–4.8 MW service). Comparable as a broad incumbent in the wind turbine market that competes both as a customer and a vertically integrated drivetrain developer in offshore segments.
- ABB (Motors and Generators / ABB NEMA): ABB supplies large industrial generators and converters applicable to wind applications, and historically competed in wind generator segments. Broad incumbent in power generation equipment with overlap on the generator side of Winergy's drivetrain offering.
Direct peers
- ZF Wind Power: ZF Wind Power is one of the largest wind gearbox manufacturers globally, supplying both onshore and offshore turbines. Direct competitor to Winergy in planetary and helical gearbox technology, with overlapping OEM customers in Europe and Asia.
- Bonfiglioli Riduttori: Bonfiglioli supplies wind turbine gearboxes (3–6 MW+) and drivetrain solutions to OEMs including Vestas. Direct competitor in wind gearbox manufacturing with similar planetary stage technology and European manufacturing footprint.
- Siemens Gamesa: Siemens Gamesa is both a customer (Winergy supplies gearboxes for SWT platforms) and a competing drivetrain designer with in-house direct-drive and geared drivetrain programs. Most directly comparable as an integrated wind turbine OEM with substantial drivetrain engineering capability.
- The Switch (Yaskawa Environmental Energy / The Switch): The Switch, part of Yaskawa, manufactures permanent magnet generators and full-power converters for wind turbines. Direct peer to Winergy's generator business, competing for generator slots on geared and direct-drive platforms.
- Eickhoff Wind Power: Eickhoff is a German manufacturer of planetary gearboxes for wind turbines (both onshore and offshore), explicitly referenced in Winergy's multibrand Service360 coverage. Closely comparable gearbox peer competing for similar Western OEM slots.
- Nidec (Nidec Industrial Solutions): Nidec supplies wind turbine generators (including direct-drive PMSG technology) and acquired larger wind generator assets from other players. Direct peer in the wind generator segment of Winergy's portfolio, competing for OEM slots especially in offshore direct-drive.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Winergy social profiles
Digital presenceWinergy financial estimates
Financial estimateRevenue estimate
Valuation estimate
Winergy leadership team
Management profileNumber of profiles
Profiles5 records
Winergy subsidiaries and ownership
Company hierarchySubsidiaries1 record
Winergy funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Winergy M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Winergy
What does Winergy do?
Winergy designs and manufactures wind turbine drivetrain components including gearboxes (up to 20 MW), generators, couplings, and complete HybridDrive mid-speed powertrains for onshore and offshore wind applications. The business segment, owned by Flender GmbH, complements these components with a lifecycle Service360 platform covering field service, spare parts, condition monitoring, repowering, and refurbished/new replacement units across more than 100 turbine platforms.
Is Winergy a public or private company?
Winergy is a private company. It is classified as corporate owned and is currently operating.
When was Winergy founded?
Winergy was founded in 1981. It employs 1,001 to 5,000 people.
Where is Winergy based?
Winergy is headquartered in Elgin, United States, in the North America region.
How does Winergy make money?
Four revenue lines are on record. Gearbox Sales are the primary driver. The others are generator Sales, service360 Aftersales and spare Parts.
Who are Winergy's main competitors?
Broad incumbents on record are Vestas Wind Systems, Nordex Group, GE Vernova (GE Wind) and ABB (Motors and Generators / ABB NEMA). Direct peers are ZF Wind Power, Bonfiglioli Riduttori, Siemens Gamesa, The Switch (Yaskawa Environmental Energy / The Switch), Eickhoff Wind Power and Nidec (Nidec Industrial Solutions).
Does Winergy have an API?
No public API is recorded for Winergy.
What industry is Winergy in?
Winergy's product category is Wind Turbine Drivetrain Components. Its primary akta.pro industry code is EUAMAHAD, Wind Turbine OEM Manufacturing (Nacelles, Drivetrains, Generators), with a secondary code of EUAMACAI, Wind Component Service, Repair & Refurbishment (Blades, Gearboxes, Bearings). Its NAICS code is 333611 and its SIC code is 3510.