The wind turbine upgrade services sector focuses on enhancing the performance and efficiency of existing wind energy infrastructure. Companies operating in this industry provide essential support like maintenance, retrofitting, and technological upgrades for wind turbines. As the global emphasis on sustainable energy rises, these services are becoming increasingly critical, with a growing attention on extending turbine lifespan and reducing operational costs. Advances in technology further play a vital role, pushing firms to adopt innovative solutions that promote energy efficiency. The outlook for this industry is positive, driven by the expanding need for renewable energy sources around the world.

This listing highlights 28 notable companies throughout the wind turbine upgrade services sector. These firms vary in size, from small teams to large organizations, showcasing a range of specializations from turbine maintenance to advanced technical support. Headquartered in various countries such as Germany, the USA, and Australia, these companies have been established since the mid-90s up to recent years, reflecting both seasoned expertise and fresh perspectives. Their common goal is to maximize the effectiveness of wind energy projects while aligning with the global shift towards renewable energy solutions.

Read on to learn more about top wind turbine upgrade services companies.

Top 28 Wind Turbine Upgrade Services Companies

1. RTS Wind AG

• Website: rts-wind.de
• Ownership type: Private
• Headquarters: Bremen, Bremen, Germany
• Employee distribution: Germany 88%, United Kingdom (UK) 12%
• Founded year: 2010
• Headcount: 201-500
• LinkedIn: rts-wind-ag

RTS Wind AG, based in Bremen, Germany, is a private company founded in 2010 that operates as a service provider in the wind energy sector. With a workforce of approximately 106 employees, the company has established itself as a reliable partner for the maintenance, repair, and optimization of wind turbines. Their service offerings include rotor blade service, mechanical and electrical maintenance, and personnel solutions tailored for the renewable energy industry. RTS Wind AG has been active since 1997, showcasing a wealth of experience in both onshore and offshore wind projects. The company emphasizes high safety and quality standards, ensuring efficient energy production for its clients. Their commitment to the renewable energy transition is evident in their operations, which span across Germany and the United Kingdom, and their partnerships with various original equipment manufacturers (OEMs).

2. WIND TURBINE SERVICES Australia

• Website: wtsaus.com.au
• Ownership type: Private
• Headquarters: Lower Inman Valley, South Australia, Australia
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: wind-turbine-services-australia

WIND TURBINE SERVICES Australia Pty Ltd, established in 2010, is a privately owned company based in Lower Inman Valley, South Australia. Founded by Nevin and Melanie Lenk, the company has evolved from supplying small wind turbine spare parts to offering comprehensive services across the wind energy sector. With a workforce of over 50 employees, WTS Australia provides essential maintenance, repair, and construction services to wind farm operators throughout Australia. Their expertise includes retrofits and turbine upgrades, ensuring that existing wind turbines operate at maximum efficiency. The company has been involved in significant projects, such as the Silverton and Coopers Gap Wind Farms, showcasing their capability in site management, compliance upgrades, and routine servicing. WTS Australia is committed to meeting the quality and timeliness expectations of their clients, making them a notable player in the wind turbine services industry.

3. Goldwind

• Website: goldwind.com
• Ownership type: Corporate
• Headquarters: Daxing, Beijing, China
• Employee distribution: China 45%, Australia 15%, Brazil 9%, Other 31%
• Latest funding: April 2024
• Founded year: 1998
• Headcount: 10001+
• LinkedIn: goldwindglobal

Goldwind Science & Technology Co., Ltd., founded in 1998 and based in Daxing, Beijing, China, is a prominent clean energy provider with a specialization in wind power solutions. The company offers a comprehensive range of services, including clean energy planning, engineering construction, and asset management. Goldwind serves a variety of clients, including energy developers and government agencies, all seeking sustainable energy solutions. With a workforce of over 10,000 employees, Goldwind operates on a global scale, with significant presence in countries such as Australia, Brazil, and the United States. The company is committed to advancing the efficiency and reliability of renewable energy projects, making it a key player in the wind energy industry.

4. Global Wind Service

• Website: globalwindservice.com
• Ownership type: Corporate
• Headquarters: Fredericia, Fredericia, Denmark
• Employee distribution: Denmark 24%, Poland 14%, United Kingdom (UK) 9%, Other 52%
• Latest funding: May 2018
• Founded year: 2008
• Headcount: 1001-5000
• LinkedIn: global-wind-service

Global Wind Service, founded in 2008 and headquartered in Fredericia, Denmark, is a prominent player in the wind turbine service sector. The company specializes in a wide array of services including installation, maintenance, and inspection for both onshore and offshore wind energy projects. With a workforce of over 1,500 employees, Global Wind Service operates in more than 40 countries, showcasing its global reach and expertise. Their service offerings are designed to ensure the efficient and safe operation of wind farms, which is crucial for maximizing energy production and extending the lifespan of wind turbines. The company has successfully completed approximately 2,000 projects, reflecting its significant involvement in the renewable energy industry. Their commitment to health, safety, environment, and quality management further underscores their dedication to maintaining high standards in all operations.

5. SkyMast Energy

• Website: skymastenergy.com
• Ownership type: Private
• Headquarters: Magnolia, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 51-200
• LinkedIn: skymast-energy-llc

SkyMast Energy, based in Magnolia, Texas, is a private renewable energy services company founded in 2008. With a workforce of 51-200 employees, the company specializes in wind energy, offering a range of services that include maintenance, retrofits, upgrades, and new construction for wind turbines. Their clientele primarily consists of businesses in the renewable energy sector, which rely on SkyMast's expertise to ensure the efficient and safe operation of their wind energy infrastructure. The company prides itself on its safety record, having achieved zero OSHA recordables, and emphasizes quality and client satisfaction in its service delivery. With over 40 years of industry experience among its team members, SkyMast Energy is committed to advancing the renewable energy market and supporting clients with innovative solutions and technologies.

6. ABS Wind Division

• Website: wind.atlantic-bearing.com
• Ownership type: Private
• Headquarters: Doral, Florida, United States (USA)
• Founded year: 2009
• Headcount: 201-500
• LinkedIn: abs-wind-division

ABS Wind Division, based in Doral, Florida, is a private company founded in 2009 that specializes in the wind energy sector. The company provides essential services such as repair, maintenance, and spare parts supply for wind turbines. With a workforce of around 201-500 employees, ABS Wind is equipped with workshops staffed by highly qualified professionals who are adept at handling the demands of major turbine manufacturers. Their service offerings include gearbox disassembly, inspection, and full-service repairs, as well as advanced testing capabilities like vibration analysis and load testing. ABS Wind has also formed strategic partnerships with companies like ZF Wind Power, positioning itself as a key player in the wind turbine maintenance and upgrade market. Their commitment to quality and efficiency in wind energy production underscores their relevance in the industry.

7. WindWorld India Limited

• Website: windworldindia.com
• Ownership type: Private
• Headquarters: Andheri, Maharashtra, India
• Employee distribution: India 99%
• Founded year: 1995
• Headcount: 1001-5000
• LinkedIn: enercon-india-limited

WindWorld India Limited, founded in 1995, is a private company based in Andheri, Maharashtra, India, specializing in wind energy solutions. The company manufactures wind energy converters and offers a range of services including wind resource development, asset management, and financial consultancy. With a workforce of approximately 1279 employees, WindWorld has established itself as a significant player in the wind energy sector, having installed over 6204 wind energy converters with a total capacity exceeding 4561 MW across India. Their operations include not only manufacturing but also the erection and commissioning of wind turbines, as well as ongoing asset care and management services. WindWorld's commitment to sustainability and innovation is evident in their advanced IT support and training initiatives, which aim to enhance the efficiency and reliability of wind energy systems. They cater to a variety of clients in the energy sector, focusing on providing sustainable energy solutions that meet both local and global energy needs.

8. LM Wind Power

• Website: lmwindpower.com
• Ownership type: Corporate
• Headquarters: Kolding, Denmark
• Employee distribution: India 27%, Brazil 26%, Spain 9%, Other 38%
• Latest funding: $1.6B, October 2016
• Founded year: 1940
• Headcount: 10001+
• LinkedIn: lm-wind-power

LM Wind Power, based in Kolding, Denmark, is a prominent manufacturer of wind turbine blades, with a history dating back to 1940. The company has established itself as a significant player in the renewable energy sector, supplying blades for approximately one in five wind turbines worldwide. With a workforce of over 9,700 employees across various countries, including India, Brazil, and the United States, LM Wind Power has a robust global footprint. They are committed to innovation, continuously advancing blade technology to enhance efficiency and reduce the cost of energy. In addition to manufacturing, LM Wind Power offers essential blade service and logistics solutions, ensuring that their products perform optimally throughout their lifecycle. Their dedication to sustainability is evident in their initiatives for blade recycling and carbon neutrality, making them a responsible choice for wind farm owners and operators.

9. Earthmill Maintenance Ltd

• Website: earthmill.co.uk
• Ownership type: Private Equity
• Headquarters: Harrogate, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 100%
• Latest funding: Crowdfunding, $2.1M, August 2014
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: earthmill-ltd

Earthmill Maintenance Ltd, founded in 2017 and based in Harrogate, England, is a private equity-backed company specializing in wind turbine maintenance and sales. With a workforce of 11-50 employees, Earthmill has carved out a significant presence in the agricultural sector, providing tailored solutions for small and medium-scale wind turbines. The company manages a fleet of over 300 turbines, ensuring that they are well-equipped to handle the needs of their clients. Their service offerings include comprehensive maintenance packages, condition monitoring, and options for buying and selling turbines. Earthmill's commitment to customer service is evident, as they have achieved high customer satisfaction ratings, with 94% of clients willing to recommend their services. The company has also received funding through crowdfunding, which supports its growth and operational capabilities.

10. ReGen Powertech

• Website: regenpowertech.com
• Ownership type: Private Equity
• Headquarters: Chennai, Tamil Nadu, India
• Employee distribution: India 100%
• Latest funding: $30.0M, April 2012
• Founded year: 2008
• Headcount: 1001-5000
• LinkedIn: regen-powertech

ReGen Powertech, founded in 2008 and based in Chennai, Tamil Nadu, India, is a prominent player in the renewable energy sector, specializing in wind turbine manufacturing. The company has established itself as a significant contributor to India's clean energy goals, focusing on advanced wind turbines and solar inverters. With a workforce of over 600 employees, ReGen Powertech has developed a reputation for its innovative gearless wind turbines, which are designed to maximize efficiency and minimize maintenance. Their manufacturing facilities in Tada and Udaipur are equipped to produce high-quality components, ensuring control over production standards. ReGen Powertech has also formed strategic partnerships, including a technology license agreement with Vensys of Germany, enhancing their product offerings. The company has a strong market presence, particularly among Independent Power Producers, and has successfully installed a cumulative capacity exceeding 1.8 GW. Their commitment to research and development, along with a comprehensive suite of services including O&M and SCADA, positions them as a key player in the wind energy sector.

11. Deutsche Windtechnik

• Website: deutsche-windtechnik.com
• Ownership type: Corporate
• Headquarters: Bremen, Bremen, Germany
• Employee distribution: Germany 41%, United Kingdom (UK) 16%, United States (USA) 16%, Other 27%
• Latest funding: June 2022
• Founded year: 2007
• Headcount: 1001-5000
• LinkedIn: deutsche-windtechnik

Deutsche Windtechnik AG, founded in 2007 and based in Bremen, Germany, is a prominent service provider in the wind energy sector. The company specializes in the maintenance and technical support of wind turbines, offering a comprehensive range of services for both onshore and offshore installations. Their expertise includes maintenance, inspection, and consulting, tailored to meet the needs of businesses operating wind energy projects. Deutsche Windtechnik has developed a reputation for ensuring efficient operations while adhering to stringent safety standards. With a workforce of approximately 1,192 employees, the company operates across several countries, including Germany, the United Kingdom, the United States, and the Netherlands. Their commitment to quality service is evident in their multi-brand capability, allowing them to service a wide variety of turbine technologies. This adaptability positions them well within the industry, particularly as the demand for wind energy continues to grow.

12. Appia Wind Services

• Website: appiawindservices.com
• Ownership type: Private
• Headquarters: Hurst, Texas, United States (USA)
• Employee distribution: United States (USA) 93%, Puerto Rico 7%
• Founded year: 2016
• Headcount: 201-500
• LinkedIn: appia-wind-services

Appia Wind Services, founded in 2016 and based in Hurst, Texas, is a private company dedicated to the maintenance and repair of wind turbine components, particularly in the composite sector. With a workforce of approximately 109 employees, Appia Wind Services deploys experienced technicians to perform a variety of tasks, including blade inspections, structural repairs, and upgrades. Their services are crucial for businesses in the wind energy sector, as they help maintain operational efficiency and safety. The company emphasizes safety compliance and provides engineering support, ensuring that their work meets industry standards. Appia Wind Services has not reported any funding, indicating a self-sustained operational model focused on delivering quality service to their clients.

13. Energy Wind & Renewables LTD.

• Website: ewrglobal.com
• Ownership type: Corporate
• Headquarters: Canada
• Employee distribution: Canada 92%, United States (USA) 8%
• Latest funding: March 2024
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: energy-wind-renewables

Energy Wind & Renewables LTD. is a Canadian service company founded in 2018, dedicated to providing wind energy solutions across North America. With a workforce of approximately 89 employees, the company specializes in a range of services including installation, maintenance, and crane services tailored for wind farms. They have successfully installed over 650 wind turbines, generating significant renewable energy and powering thousands of homes. EWR emphasizes safety and quality in all operations, ensuring that their clients can rely on their expertise for efficient and safe wind farm operations. Their services also include emergency maintenance, blade repair, and technical field assistance, showcasing their comprehensive approach to supporting the wind energy sector. EWR is part of the Muehlhan Wind Service Group, which further strengthens their capabilities and reach in the industry.

14. Enertrag

• Website: enertrag.com
• Ownership type: Private
• Headquarters: Schenkenberg, Brandenburg, Germany
• Employee distribution: Germany 88%, South Africa 3%, France 3%, Other 6%
• Latest funding: Other (Grant), July 2024
• Founded year: 1992
• Headcount: 1001-5000
• LinkedIn: enertrag-ag

Enertrag SE, founded in 1992 and based in Schenkenberg, Brandenburg, Germany, is a private renewable energy company with a workforce of around 614 employees. The company specializes in the development, construction, and operation of renewable energy projects, particularly in wind energy, photovoltaic systems, and green hydrogen solutions. Enertrag serves municipalities and businesses aiming to transition to sustainable energy sources, providing a full suite of project management and operational services. Their expertise extends to project development and repowering, which involves upgrading existing wind turbine installations to improve efficiency and output. Enertrag operates in several countries, including Germany, South Africa, France, and Vietnam, and has a significant portfolio of wind energy projects, with 945 MW of wind capacity in their own portfolio. They also focus on service and maintenance, ensuring the longevity and performance of wind turbines, which is critical for upgrade services.

15. Moventas

• Website: moventas.com
• Ownership type: Corporate
• Headquarters: Vihtavuori, Central Finland, Finland
• Employee distribution: Finland 50%, United Kingdom (UK) 50%
• Latest funding: February 2022
• Founded year: 2005
• Headcount: 201-500
• LinkedIn: moventas

Moventas, founded in 2005 and based in Vihtavuori, Central Finland, operates as a service provider in the wind energy sector. The company specializes in gearbox services, offering a range of solutions including repairs, replacements, and technical support tailored for wind farm operators and turbine manufacturers. With a workforce of approximately 171 employees, Moventas has established a presence in both Finland and the United Kingdom. The company has been recognized for its expertise in gearbox technology, which is vital for ensuring efficient energy production from wind turbines. In 2022, Moventas was acquired by Flender GmbH, leading to a rebranding of its operations to Flender Finland Oy. This acquisition has integrated Moventas into a broader service network, enhancing its capabilities in multibrand drivetrain services for wind turbines.

16. Winergy

• Website: winergy-group.com
• Ownership type: Private
• Headquarters: Voerde, North Rhine-Westphalia, Germany
• Employee distribution: Germany 43%, Finland 22%, United States (USA) 8%, Other 27%
• Founded year: 1981
• Headcount: 1001-5000
• LinkedIn: winergygroup

Winergy, based in Voerde, North Rhine-Westphalia, Germany, has been a significant player in the wind energy sector since its founding in 1981. The company specializes in manufacturing and servicing critical components for wind turbines, including gearboxes, generators, and drivetrain systems. Winergy's products are designed to optimize the performance and efficiency of wind turbines, catering to both onshore and offshore applications. Their Service360 program offers a holistic approach to drivetrain service, covering everything from field service and spare parts to condition monitoring and repowering solutions. With a workforce of over 340 employees and a global footprint that includes operations in Finland, the USA, China, and the UK, Winergy is well-positioned to meet the needs of its customers in the wind energy market.

17. Endiprev

• Website: endiprev.com
• Ownership type: Corporate
• Headquarters: Porto, Porto, Portugal
• Employee distribution: Portugal 51%, United States (USA) 17%, France 15%, Other 17%
• Latest funding: June 2024
• Founded year: 2009
• Headcount: 201-500
• LinkedIn: endiprev

Endiprev, founded in 2009 and based in Porto, Portugal, is an engineering service provider that specializes in wind energy solutions. With a workforce of over 500 employees, the company has established itself as a significant player in the renewable energy sector. Endiprev offers a wide array of services, including product development, manufacturing, installation, and maintenance of wind turbines. Their expertise extends to both onshore and offshore wind projects, making them a versatile partner for businesses in the renewable energy field. The company has successfully completed over 500 projects across 35 countries, showcasing their global reach and operational capabilities. Endiprev prioritizes health and safety in all its operations, ensuring compliance with industry standards while maximizing the efficiency and reliability of wind energy projects. Their commitment to sustainability and community engagement further underscores their role in advancing renewable energy solutions.

18. Bladefence

• Website: bladefence.com
• Ownership type: Private
• Headquarters: Vantaa, Uusimaa, Finland
• Employee distribution: Finland 79%, United States (USA) 12%, Sweden 5%, Other 5%
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: bladefence

Bladefence, founded in 2010 and based in Vantaa, Finland, is a private company dedicated to the maintenance and repair of wind turbine blades. With a workforce of approximately 85 employees, Bladefence has carved out a niche in the renewable energy sector, particularly focusing on wind energy. The company offers a comprehensive suite of services, including blade inspections, maintenance, and repairs, aimed at enhancing the operational efficiency of wind turbines. Their innovative Spindurance service provides long-term maintenance agreements that help wind farm operators manage blade health proactively. Bladefence has established a reputation for safety and quality, supported by their ISO 9001 and ISO 45001 certifications. Their operations extend beyond Finland, with a presence in the United States, Sweden, the United Kingdom, and Estonia, reflecting their growing influence in the wind energy market.

19. FairWind

• Website: fairwind.com
• Ownership type: Private Equity
• Headquarters: Vejle, Denmark
• Employee distribution: Poland 53%, United States (USA) 16%, Denmark 5%, Other 27%
• Latest funding: Other (Debt), $83.2M, April 2025
• Founded year: 2008
• Headcount: 1001-5000
• LinkedIn: fairwind

FairWind, founded in 2008 and based in Vejle, Denmark, is a private equity-owned company that operates as a wind energy service provider. With a workforce of over 1,400 employees, FairWind specializes in the installation, maintenance, and repair of wind turbines, catering to both onshore and offshore wind farm developers and operators. Their service offerings include preventive and corrective maintenance, blade repair, and electrical services, showcasing their comprehensive approach to wind turbine management. FairWind has a significant global footprint, having worked in more than 40 countries, and they maintain a strong commitment to safety and quality, adhering to ISO management standards. The company has also secured substantial funding, with a recent amount of approximately $83 million, indicating investor confidence in their operations and growth potential.

20. Ynfiniti Energy Group

• Website: ynfinitienergy.com
• Ownership type: Corporate
• Headquarters: Alcala De Henares, Madrid, Spain
• Latest funding: April 2019
• Founded year: 2005
• Headcount: 201-500
• LinkedIn: ynfiniti-energy

Ynfiniti Energy Group, known as SPIE WIND, is a corporate entity based in Alcala De Henares, Madrid, Spain, founded in 2005. With a workforce of approximately 262 employees, the company specializes in providing a wide range of services tailored to the wind energy sector. Their expertise lies in the installation, maintenance, and operational support of wind turbines, catering to manufacturers, owners, and operators alike. SPIE WIND is dedicated to enhancing the performance and lifespan of wind energy systems through services such as repowering, large component replacement, and blade tower services. They have established a strong presence in the industry, ensuring that wind turbines operate efficiently and effectively, contributing to the overall growth of renewable energy. The company is part of SPIE, which allows them to leverage a broader network and resources in the energy sector.

21. Wind1000

• Website: wind1000.com
• Ownership type: Corporate
• Headquarters: Santiago De Compostela, A Coruña, Spain
• Employee distribution: Spain 55%, Brazil 25%, Mexico 12%, Other 8%
• Latest funding: December 2023
• Founded year: 2010
• Headcount: 201-500
• LinkedIn: wind1000-services-s-l-

Wind1000, founded in 2010 and based in Santiago De Compostela, A Coruña, Spain, is a corporate entity dedicated to the wind energy sector. With a workforce of approximately 285 employees, the company provides a comprehensive suite of services aimed at ensuring the efficient operation and longevity of wind energy assets. Their offerings include supervision, installation, maintenance, retrofitting, and auxiliary services for wind turbines. Wind1000 has established a strong international presence, operating in countries such as Brazil, Mexico, France, and Chile, which allows them to cater to a global clientele. The company emphasizes quality, flexibility, and sustainability in its operations, striving to enhance the performance of wind energy systems while adhering to environmental standards. Their retrofitting services are particularly noteworthy, as they focus on upgrading existing turbines to improve efficiency and extend their operational life. Wind1000's commitment to safety and quality management is reflected in their adherence to ISO standards, ensuring a high level of service delivery.

22. Rope Partner

• Website: ropepartner.com
• Ownership type: Private Equity
• Headquarters: Centennial, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: February 2020
• Founded year: 2001
• Headcount: 51-200
• LinkedIn: rope-partner-inc.

Rope Partner, founded in 2001 and based in Centennial, Colorado, is a private equity-backed service provider specializing in wind energy services. The company offers a range of solutions including maintenance, inspection, and repair for wind turbines. Their expertise is particularly valuable to wind farm owners and turbine manufacturers who depend on their services to maintain efficient operations. Rope Partner employs advanced techniques such as rope access, which allows their technicians to reach difficult areas of turbines safely and effectively. With a team of trained WindCorps® technicians, they have serviced thousands of turbines across multiple countries, demonstrating their capability and commitment to the wind energy sector. Their proactive approach to maintenance not only enhances turbine performance but also helps clients manage costs effectively. Rope Partner has garnered significant media attention for their innovative work and has established strong relationships within the industry, further solidifying their role as a trusted service provider.

23. Renewable Advice Ltd

• Website: renewableadvice.com
• Ownership type: Private
• Headquarters: Winchester, England, United Kingdom (UK)
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: renewable-advice-ltd

Renewable Advice Ltd, also known as Renewable Field Services, is a private company based in Winchester, England, established in 2008. With a workforce of approximately 38 employees, the firm specializes in wind turbine maintenance and repair services. Their offerings include blade inspections, repairs, and upgrades, as well as training programs tailored for individuals in the wind energy sector. The company serves a clientele primarily composed of businesses within the renewable energy industry, focusing on ensuring the efficiency and safety of wind turbines. Their expertise extends to both onshore and offshore wind turbine projects, showcasing their ability to adapt to various operational environments. Renewable Advice Ltd is committed to delivering high-quality services, supported by their extensive knowledge of composite materials and blade manufacturing. They also provide innovative solutions through their Windmanager™ app, which enhances turbine management and maintenance processes.

24. KK Wind Solutions

• Website: kkwindsolutions.com
• Ownership type: Private
• Headquarters: Ikast, Denmark
• Employee distribution: Poland 35%, Denmark 31%, India 30%, Other 5%
• Latest funding: Other (Debt), $71.2M, March 2023
• Founded year: 1981
• Headcount: 5001-10000
• LinkedIn: kk-wind-solutions

KK Wind Solutions A/S, based in Ikast, Denmark, is a private company founded in 1981. It specializes in electro-mechanical systems for the renewable energy sector, focusing primarily on wind energy solutions. The company offers a wide range of products, including advanced control systems, condition monitoring solutions, and energy storage systems. Their aftermarket services are designed to enhance the performance and reliability of wind turbines, making them a key partner for businesses in the wind energy industry. With a workforce of around 1983 employees, KK Wind Solutions operates globally, with significant employee distribution in Poland, Denmark, and India. The company has equipped over 43,000 wind turbines with its solutions, and approximately 70% of the global offshore wind capacity utilizes their technology. In March 2023, they secured funding of over 71 million, indicating their commitment to growth and innovation in the renewable energy sector.

25. eno energy GmbH

• Website: eno-energy.com
• Ownership type: Family Owned
• Headquarters: Rostock, Mecklenburg-Western Pomerania, Germany
• Employee distribution: Germany 100%
• Founded year: 1999
• Headcount: 201-500
• LinkedIn: eno-energy-gmbh

eno energy GmbH, founded in 1999 and based in Rostock, Germany, is a family-owned company dedicated to renewable energy, particularly wind energy. The firm designs and manufactures wind turbines, offering a range of models tailored to various site conditions. eno energy also provides comprehensive services, including maintenance and project development, ensuring that their clients receive reliable solutions for their wind energy projects. With a workforce of around 90 employees, the company has installed over 800 MW of wind energy capacity and has extensive experience in delivering turnkey wind parks. Their service offerings include 24/7 remote monitoring and a variety of maintenance packages, which are crucial for optimizing the performance of wind turbines. eno energy's commitment to quality and customer service is evident in their operational practices and their focus on developing long-term relationships with clients in the renewable energy sector.

26. SBL Solutions

• Website: sblsolutions.com.au
• Ownership type: Private
• Headquarters: Sydney, New South Wales, Australia
• Employee distribution: Australia 95%, United States (USA) 5%
• Founded year: 2014
• Headcount: 51-200
• LinkedIn: sblsolutions

SBL Solutions, founded in 2014 and based in Sydney, New South Wales, is a private company that provides essential services in the renewable energy sector, particularly focusing on wind turbine construction and maintenance. With a workforce of around 60 employees, the company has established itself as a reliable service provider for wind farm operators across Australia, New Zealand, and the broader APAC region. Their service offerings include comprehensive inspections, main component exchanges, and mechanical and electrical installations, all aimed at enhancing the efficiency and safety of wind energy assets. SBL Solutions has been involved in significant projects, contributing to the construction and servicing of some of Australia's largest wind farms. Their commitment to quality and safety is reflected in their adherence to various Australian standards and certifications, ensuring that they meet the rigorous demands of the industry.

27. Eocycle

• Website: eocycle.com
• Ownership type: Corporate
• Headquarters: Montreal, Quebec, Canada
• Employee distribution: Canada 84%, Belgium 16%
• Latest funding: Series A, $14.5M, April 2024
• Founded year: 2001
• Headcount: 11-50
• LinkedIn: eocycle

Eocycle, founded in 2001 and based in Montreal, Quebec, Canada, is a renewable energy provider that specializes in wind energy solutions. The company focuses on delivering wind turbines, energy storage systems, and integrated solutions tailored for agriculture, commercial, and industrial sectors. Eocycle aims to promote energy independence and sustainability through innovative technologies and comprehensive project management. They have developed a range of wind turbines, including the EOX S-16 and M-Series, which are designed for high efficiency and low maintenance. Eocycle has also received significant funding, with a Series A round amounting to over 14 million CAD in April 2024, which supports their ongoing research and development efforts. Their commitment to quality is underscored by their ISO 9001 certification, ensuring that their products meet high international standards.

28. Goldwind Americas

• Website: goldwindamericas.com
• Ownership type: Private
• Headquarters: Chicago, Illinois, United States (USA)
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: goldwindamericas

Goldwind Americas, based in Chicago, Illinois, is a private company founded in 2010. It operates as a manufacturer of wind turbines and a provider of renewable energy solutions, with a strong emphasis on advanced PMDD turbine technology. The company has installed over 100 GW of wind power capacity globally, with approximately 48,000 wind turbine units in operation across 38 countries. Goldwind Americas caters to utility companies and large organizations, offering a range of services that include construction, commissioning, and maintenance of wind projects. Their innovative approach to energy solutions is evident in their digital offerings, such as the POWERNEST™ system, which optimizes turbine performance through advanced data collection and cloud computing. Goldwind Americas is committed to sustainability and energy efficiency, making it a significant player in the wind energy industry.

Wind Turbine Upgrade Services Insights: Key Companies

Company	Headquarter	Size	Founded	Ownership
RTS Wind AG	Bremen, Bremen, Germany	201-500	2010	Private
WIND TURBINE SERVICES Australia	Lower Inman Valley, South Australia, Australia	51-200	2010	Private
Goldwind	Daxing, Beijing, China	10001+	1998	Corporate
Global Wind Service	Fredericia, Fredericia, Denmark	1001-5000	2008	Corporate
SkyMast Energy	Magnolia, Texas, United States (USA)	51-200	2008	Private
ABS Wind Division	Doral, Florida, United States (USA)	201-500	2009	Private
WindWorld India Limited	Andheri, Maharashtra, India	1001-5000	1995	Private
LM Wind Power	Kolding, Denmark	10001+	1940	Corporate
Earthmill Maintenance Ltd	Harrogate, England, United Kingdom (UK)	11-50	2017	Private Equity
ReGen Powertech	Chennai, Tamil Nadu, India	1001-5000	2008	Private Equity
Deutsche Windtechnik	Bremen, Bremen, Germany	1001-5000	2007	Corporate
Appia Wind Services	Hurst, Texas, United States (USA)	201-500	2016	Private
Energy Wind & Renewables LTD.	Canada	51-200	2018	Corporate
Enertrag	Schenkenberg, Brandenburg, Germany	1001-5000	1992	Private
Moventas	Vihtavuori, Central Finland, Finland	201-500	2005	Corporate
Winergy	Voerde, North Rhine-Westphalia, Germany	1001-5000	1981	Private
Endiprev	Porto, Porto, Portugal	201-500	2009	Corporate
Bladefence	Vantaa, Uusimaa, Finland	51-200	2010	Private
FairWind	Vejle, Denmark	1001-5000	2008	Private Equity
Ynfiniti Energy Group	Alcala De Henares, Madrid, Spain	201-500	2005	Corporate
Wind1000	Santiago De Compostela, A Coruña, Spain	201-500	2010	Corporate
Rope Partner	Centennial, Colorado, United States (USA)	51-200	2001	Private Equity
Renewable Advice Ltd	Winchester, England, United Kingdom (UK)	11-50	2008	Private
KK Wind Solutions	Ikast, Denmark	5001-10000	1981	Private
eno energy GmbH	Rostock, Mecklenburg-Western Pomerania, Germany	201-500	1999	Family Owned
SBL Solutions	Sydney, New South Wales, Australia	51-200	2014	Private
Eocycle	Montreal, Quebec, Canada	11-50	2001	Corporate
Goldwind Americas	Chicago, Illinois, United States (USA)	51-200	2010	Private

Want to Find More Wind Turbine Upgrade Services Companies?

If you want to find more companies that offer essential upgrades, maintenance, and repair services for turbines you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.

With Inven you'll also get to know the company's:

• Detailed Ownership: Who owns the company? Is it a public or private company? What is the ownership structure?
• Contact data: Who are the founders and CEO's? What are their emails and phone numbers?
• Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!