The importance of renewable energy has grown in recent years due to global efforts to mitigate climate change and decrease dependence on fossil fuels. In particular, in India, a number of prominent businesses have grown into renewable energy industry frontrunners, spearheading the shift to energy transition. Renewable energy companies in India play a very important role in mitigating India's carbon footprint.

Top Renewable Energy Companies in India based on installed capacity

Moreover, their contributions to the Indian renewable energy market bolstered the country's position as the world's fourth-largest renewable energy producer. India's total electricity generation capacity is around 452.69 GW, out of which 203.18 GW is from renewable energy sources, which accounts for over 46 % of the total power generation in the country. Let's examine the list of top largest renewable energy companies in India and their significant contributions to the energy industry.

Top Renewable Energy Companies in India [2025 Updated List]

Adani Green Energy Ltd

Adani Green Energy Limited (AGEL), or Adani Renewables, is one of the top green energy company in India. AGEL is one of the largest green hydrogen companies in the world, the company has a project portfolio of 20,434 MW. AGEL is a component of the Adani Group's commitment to delivering an improved, more environmentally friendly future for India. In Q1 2025, Adani Green Energy added 1.6 GW of operational renewable energy capacity making it one of the biggest clean energy company in India.

Furthermore, AGEL executes utility-scale grid-connected solar and wind farm projects in accordance with the group's philosophy of ‘Growth with Goodness'. The electricity produced is distributed to national and state government bodies and government-sponsored enterprises. In 2025, AGEL surpassed 15,000 MW of operational renewable energy capacity. In addition, AGEL started initial operations of the Khavda renewable energy park. The company is rapidly expanding its foothold in India through its greenfield renewable energy projects in India.

On 8th September 2025, Adani Group announced its plans to invest USD 21 billion for India's renewable energy sector. Adani Green Energy Ltd (AGEL) intends to invest in renewable energy to scale up the capacity to 50 GW by FY 30. Recently, it has also operationalized 125 MW in the Khavda solar project Gujarat.

In September 2024, the company strengthened its partnership with TotalEnergies to manage its solar power portfolio of around 1,150 MW. They are also investing over USD 1 billion in wind projects in Sri Lanka and has signed a 20-year power purchase agreement to develop 484 MW wind power projects.

Major Projects 

• 30 GW Khavda renewable energy park in Gujarat's Kutch district.

• 726 square km green energy park in Rann of Kutch desert area in Gujarat

ReNew Power

ReNew Power is a pioneer in India's renewable energy sector. Established in 2011, ReNew Power offers decarbonization solutions through utility-scale wind and solar projects. Its portfolio also includes green hydrogen projects and energy storage solutions. Renew has a 1.9% share of India’s total solar and wind energy capacity. The company's projects are located across more than 150 sites in 18 Indian states. 

In 2024, ReNew Power generated 19,492 GWh of clean energy, sufficient to power approximately 5.3 million Indian households annually. Through their renewable energy operations, ReNew mitigated 16 million tons of greenhouse gas emissions. Additionally, by 2030, ReNew is planning to raise its renewable energy capacity in Gujarat by 50 GW.

It utilizes cutting-edge technologies to accelerate the transition to green energy and address the unique requirements of the B2B segment in India. It was once one of the "Top 15 Climate Tech Companies to Watch" in a list published by MIT Technology Review. Recently, in August 2024, Microsoft signed a 438 MW power purchase agreement (PPA) with ReNew Power. 

ReNew Power is planning to invest USD 2.5 billion to establish India's largest renewable energy complex in Andhra Pradesh, marking its return to the state after five years. The project includes a 1,800 MW solar plant, a 1,000 MW wind facility, and a 2 GWh battery energy storage system.

Apart from this, they have also secured a USD 100 million investment from British International Investment (BII) to expand their solar manufacturing operations in India through their subsidiary, ReNew Photovoltaics. This investment will support the construction of a new 4 GW TOPCon cell facility in Dholera.

Major Projects 

• 300 MW Utility Scale Wind Farm Project in Maharashtra

• 300 MW Utility Scale Wind Farm Project in Karnataka

• 400 MW Utility Scale Solar Project in Rajasthan

• 1 GW Solar power project in Rajasthan

Sterling and Wilson Renewable Energy 

Sterling and Wilson Renewable Energy Ltd, formerly known as Sterling and Wilson Solar Limited, is a leading global EPC (Engineering Procurement and Construction) manufacturing company. Furthermore, Sterling and Wilson is one of the largest solar EPC companies in the world. The company provides services for large-scale solar power generation, floating solar installations, hybrid systems and energy storage, and renewable energy solutions. In 2011 they ventured into the solar EPC business in India.

Their primary focus is on project design and engineering, encompassing all stages of project execution from conceptualization to commissioning. Presently, the ownership of the company rests with Reliance Group. Recently, the company secured a 440 MW and 390 MW solar power project valued at around USD 65 million and USD 60 million, respectively. Furthermore, the project involves the supply and installation of a solar PV plant in Rajasthan. Let us take a look into some of their major projects:

Earlier in April 2025, SWREL bagged three major domestic projects worth approximately USD 170 million. Which includes a foray into the Wind EPC segment with a hybrid project in Rajasthan. Some of the other major projects are given below:

Major Projects

• 375 MWp solar project in Anantapur, Andhra Pradesh.

• Two projects in Vietnam of 104 MWp and 168 MWp capacity each.

• Two projects in Chile with a capacity of 190 MWp and 170 MWp each.

• 450 MW SECI Solar PV Project in Rajasthan.

• 210 MW Solar power plant in Madhya Pradesh.

On 12th September 2025, Sterling and Wilson secured a Letter of Intent (LOI) from a private independent power producer for EPC pf the balance of system (BoS) package for a 300 MW solar projects in Rajasthan the contract value is estimated at INR 4.15 billion.

JSW Energy

JSW Energy, a part of the conglomerate JSW Group, specializes in the development and operation of hydroelectric projects across India. Established in 2006, the company's objective is to optimize the use of renewable energy through cutting-edge technologies. Their total power generation is given below:

• Thermal power: 3.1 GW

• Hydropower: 1.3 GW

• Wind power: 2.1 GW

• Solar power: 675 MW

JSW Energy Limited recently commissioned 317 MW of renewable energy capacity in august 2025 taking its total installed capacity to 13,097 MW.

In April 2025, JSW Energy is expected to have a 10 GW operational capacity, spread across various thermal and renewable energy projects. The company is one of the largest privately owned enterprises in India, generating hydropower.

Furthermore, they have also signed a 25-year power purchase agreement (PPA) with Adani Electricity Mumbai Ltd for 250 MW of wind capacity at a tariff of INR 3.65/KWh. Recently, JSW Neo Energy, a subsidiary of JSW Energy, secured a 25-year PPA with SECI to supply 230 MW of Firm and Dispatchable Renewable Energy (FDRE) at INR 4.98 per kWh. This marks JSW Energy's first PPA for an FDRE project. Also, JSW Renew Energy Forty Five, another step-down subsidiary, signed a PPA with BESCOM for a 100 MW grid-connected solar project with a 100 MWh Battery Energy Storage System (BESS) for 25 years at a tariff of Rs 4.31 per kWh.

Furthermore, JSW Energy recently signed a power purchase agreement with NTPC for a 700 MW solar power project. Moreover, JSW Energy is taking there innovations in new avenues by developing the largest commercial scale green hydrogen project in India.

Major Projects

• 1,500 MW Hydro-based Power Project in Nashik

• 5,000 MW Wind Power Project in Kolhapur, Solapur, Satara, and Osmanabad

• 1091 MW Karcham Wangtoo Dam, Himachal Pradesh

• 300 MW Baspa 2 Himachal Pradesh 

On 6th October 2025, JSW Energy announced it had commissioned 114 MW renewable energy capacity in September 2025 which includes 21 MW solar, 93 MW of wind capacity bringing the company's total installed renewable energy capacity to 13,211 MW which is 57% of its total capacity.

Greenko Group

Greenko is one of the leading energy transition companies in India. The Hyderabad-based company, established in 2004, has its presence in over 15 states in India.Greenko has a total of 133  renewable energy projects across 15 states in India. This includes both operational assets as well as the projects that are under construction. Furthermore, they have developed 50 solar projects, 58 windfarms and 25 hydroelectric power plants. Each of their overall capacities is given below:

• Solar power: 2.2 GW

• Wind power: 3.1 GW

• Hydropower: 1.7 GW

Subsequently, Greenko Group is investing in the battery energy storage market to address the intermittency of renewable energy sources. Around 13.57 GW of energy storage projects are under development. Subsequently, the company plans to achieve 100 GWh of operational storage capacity by 2025. 

Major Projects

• Ghani Solar Park, a part of Kurnool Ultra Mega Solar Park, has a capacity of 500 MW.

• Rayala wind farm, which has a capacity of 179.2 MW, covers six villages in the Anantapur District, Andhra Pradesh.

Tata Power Renewable Energy Limited

Tata Power Renewable Energy Limited (TPREL), a wholly owned subsidiary of Tata Power, is one of the biggest green energy companies in India. Tata possesses an impressive portfolio of solar generation capacity, amounting to 4975 MW. The company is involved in three distinct business segments: the production of modules and solar cells, engineering, procurement, and construction services for solar products, and the development of other solar power projects.

Additionally, TPREL is planning to raise the largest local currency loan to develop renewable energy projects in India. Furthermore, the company is planning to invest USD 14.46 billion (INR 1.2 trillion) in renewable energy projects in Rajasthan. Tata Power has also formed partnerships with organizations to execute renewable energy projects. Recently, TPREL has formed a partnership with ONGC to explore opportunities to develop battery energy storage system projects in India.

Find Upcoming and Ongoing Projects of Tata PowerSubscribe Now!

Major projects

• The Dholera, Gujarat solar facility is India's largest solar tracker system, with a capacity of 300 MW

• India's largest floating solar power project in Kayamkulam, Kerala, with a capacity of 101.6 MWp

• Solar Power Project in Neemuch, Madhya Pradesh with a capacity of 431 MW

NTPC Renewable Energy Limited

One of the leading public sector green energy companies, NTPC Renewable Energy Limited, was established on October 7th, 2020. NTPC REL is a public sector renewable energy company and is a wholly owned subsidiary of NTPC Limited. As of October 15th, 2024, NTPC-REL’s renewable energy capacity is around 4015 MW. Around 9686 MW capacity is under construction, and 10,775 MW of renewable energy projects are in the planning stages. Recently, the company commenced operations on multiple solar projects.

On 8th September 2025, NTPC signed a MoU with V.O Chidambaranar Port Authority to establish a green hydrogen fuelling station to deploy hydrogen power trucks for port operations.

On 5th August, NTPC announced it received a major green ammonia supply floated by SECI. NTPC also received a tender to supply solar modules for 1.5 GW solar project at the RVUNL solar park in Bikaner, Rajasthan. Recently it has announced commercial operation of its Dayapar Wind project in Gujarat.

In February 2024, NTPC REL commenced the operations of the Nokhra Solar Project in Rajasthan. In August 2024, NTPC commissioned a 160 MW capacity of the 320 MW Bhainsara solar project in Jaisalmer, Rajasthan.

The company plans to develop an extensive portfolio of renewable energy projects in India. Recently, the company signed a joint venture agreement with MAHAGENCO to develop renewable energy projects. They also bagged NREL secured a 1000 MW solar PPA with Uttar Pradesh Power Corporation Ltd (UPPCL) at a tariff of INR 2.56/kWh

Apart from this, NTPC-REL formed a joint venture with ONGC to acquire Bengaluru-based Ayana Renewable Power Private Limited for USD 2.3 billion. This is the first-ever strategic investment by a public sector company in the Indian renewable energy sector.

Major Projects

• NTPC REL developed the 300 MW Nokhra Solar Project.

• NTPC REL developed a 250 MW solar power capacity for Ananthapuram Ultra Mega solar park.

• NTPC REL developed the 260 MW solar capacity of India’s largest operational solar park.

Avaada Energy Private Limited

Avaada Group is a renewable energy company in India based in Mumbai. Established in 2017, Avaada Group has developed many solar and wind projects worldwide. Additionally, Avaada Energy operates as an independent power producer. Apart from this, the group is involved in EPC contracts executing end-to-end projects.

Furthermore, the group has plans to achieve a renewable energy installed capacity of 11 GW by 2026 and 30 GW by 2030. Earlier this year, Avaada group announced its plans to invest USD 5 billion to develop 6 GW renewable energy projects in Gujarat. Avaada Group has also commissioned the largest single-site solar power plant in Bikaner, Rajasthan, with a capacity of 1.25 GW. Recently, Avaada Energy was awarded a firm dispatch renewable energy project (FDRE) under the Ottapidaram Wind Park project in Tamil Nadu, comprising 553 MW of solar, 196 MW of wind, and 2,360 MWh of battery energy storage systems.

The company is planning to raise USD 1 billion to execute renewable energy projects. Additionally, Avaada Group is investing USD 684 million to develop a hydropower storage project in Rajasthan.

Avaada Group has expanded its presence in these states in India:

Rajasthan: 1836 MW Commissioned, 3836 MW Under Implementation

Karnataka: 689 MW Commissioned, 97 MW Under Implementation

Gujarat: 422 MW Commissioned, 2273 MW Under Implementation

Maharashtra: 848 MW Commissioned, 2253 MW Under Implementation

Major Projects 

• 1247 MW solar power plant in Bikaner, Rajasthan.

•  449 MW solar power plant in Bhadla, Rajasthan.

On 30th July, 2025 Avaada Group signed a MoU with Bihar government for 1 GW renewable energy project. Under this agreement, projects will includes ground-mounted, floating solar, and community solar installations.

Azure Power 

Azure Power is a Delhi-based independent power producer company established in 2008. the company aims to be a 20 TWH (terawatt hours) clean energy provider, deploying multiple technologies for generations. Furthermore, they developed India's first utility-scale solar project in 2009 in Awan, Punjab, which provided electricity to 32 villages.

Azure Power is supported by several global marquee institutional and public investors, such as Caisse de dépôt et placement du Québec (CDPQ) and OMERS Infrastructure. The company also issued India’s first solar Green Bond. Apart from this, the company has been awarded over 1.2 GW of solar power contracts.

Major Projects

• 260 MW solar energy plant in Gujarat.

• 150 MW solar energy plant in Bhatinda, Punjab.

SJVN Green Energy Limited

SJVN Green Energy Limited (SGEL) is a wholly owned subsidiary of SJVN (Satluj Jal Vidyut Nigam) Limited. This central public sector enterprise was originally a hydroelectric power company with an installed capacity of around 1972 MW in hydroelectric projects across India. The renewable energy operational capacity is given below:

• Wind Power: 97.6 MW

• Solar Power: 396.9 MW

Recently, SJVN received a letter of award for developing solar power projects with a capacity of 1,352 MW in Maharashtra.

They have also commenced commercial operations at their 78.23 MW Bikaner solar power project in Rajasthan. This is part of a larger 1000 MW project, with full commissioning expected by Q3 2025.

Major Projects

• SJVN developed the 1500 MW Nathpa Jhakri Dam.

• In August 2024, SJVN commissioned the 90 MW Omkareshwar Floating Solar Project. It is one of the largest floating solar power projects in Asia.

Other Notable Renewable Energy Companies in India

Here are some other renewable energy companies India to watch out for in 2025:

1. Reliance Industries Limited

2. KPI Green Energy Limited

3. Hero Future Energies

4. NHPC limited

5. Apollo green energy

The Rise of Renewable Energy Companies in India

India is rapidly emerging as a global leader in the renewable energy sector. The renewable energy projects situated here benefit from a favorable economic climate, abundant solar, wind, and hydropower potential, and a strong regulatory and legislative framework. As of November 2024, India's renewable energy-based electricity generation capacity stands at 203.18 GW. Which accounts for more than 46.3% of the country's total installed capacity.

Sector Wise Renewable Energy Capacity

The total renewable energy installed capacity surged by an impressive 24.2 GW (13.5%) in just one year. Furthermore, hydropower was India's largest employer in the renewable sector. The sector provides over 453,000 jobs and accounts for 20% of the global total, second only to China.

This remarkable growth aligns with the country's ambitious renewable energy target of achieving 500 GW from non-fossil sources by 2030.

India wants to use green energy to protect the environment, make its industries more successful, and become more energy-independent. With substantial private sector investments and a strong government mandate, India has become one of the most attractive places in the world for renewable energy.

Apart from this, organizations like IREDA (Indian Renewable Energy Development Agency) Limited provide financial support to develop new renewable energy sources.

Conclusion 

India's renewable energy sector is experiencing a significant increase in growth, which is strengthening its global standing as a sustainable energy leader. This article highlights the top 10 renewable energy firms, such as Adani Green Energy, TATA Power Solar Systems, and JSW Energy, which symbolize the country's dedication to a more environmentally friendly future. 

These companies demonstrate the potential and influence of India's renewable energy sector through significant investments, innovative projects, and a shared objective of achieving energy independence. Amidst the global struggle with climate concerns, these leaders are not only transforming India's energy sector but also making a substantial contribution to the worldwide effort towards a sustainable energy future.

Connect with Decision-makers about the Latest Renewable Power Projects in India for Business Opportunities.

Subscribe to our database on Renewable Power Projects and Tenders in India to get access to reliable and high-quality insights on upcoming, in-progress, and completed renewable power projects across the world or in your desired geographical location.

Our user-friendly platform provides essential details, timely updates, key stakeholder contact information, and business opportunities tailored for engineering companies, industry professionals, investors, and government agencies.

Start a free demo to take your business to the next level!

Why Blackridge’s Global Projects Tracker? 

Blackridge’s Global Projects Tracker covers projects from 150 countries and is updated with real-time, accurate, and authentic project developments. By subscribing to our Global Renewable Energy projects database, you can get access to key contact details of ongoing and upcoming projects, project timelines and overviews, and regular alerts on project developments, all served to you through an easy-to-use interface.