India’s renewable energy sector is undergoing the most consequential transformation in its history, surging from a non-fossil capacity base of 81 GW in 2014 to past 283 GW in 2026, tripling its clean energy footprint in just over a decade. A record approximately 45 GW of solar capacity was added in FY 2025-26 alone, vaulting India to third place in global solar energy production ahead of Brazil, Germany, and Japan and behind only the United States and China. The Government of India has set an audacious 500 GW non-fossil fuel capacity target by 2030, backed by a Rs 329 billion MNRE budget allocation, 100 percent FDI under the automatic route, and Budget 2026 allocating Rs 20,000 crore for green hydrogen — the largest single allocation to the National Green Hydrogen Mission targeting 5 million metric tonnes by 2030. Adani Green Energy leads as India’s largest renewable developer with operational capacity figures ranging from 10,934 MW to 17.2 GW depending on the measurement date in early 2026. Let us have a look at the top 10 renewable energy companies in India for the year 2026.
1. Adani Green Energy Limited (AGEL)
Adani Green Energy Limited, part of the Adani Group and India’s largest listed renewable energy company by installed capacity, crossed 17.2 GW of operational capacity in early 2026 — a feat no other Indian listed entity has matched — with a market capitalisation of about Rs 1.53 lakh crore. The company’s 30 GW Khavda Renewable Energy Park spanning 726 square kilometres of Gujarat’s Rann of Kutch is on course to become one of the largest renewable energy complexes on Earth, and AGEL is recognised as the world’s second-largest solar PV developer globally, targeting 45,000 MW of capacity by 2030.
Adani Green Energy serves India’s national renewable energy expansion through utility-scale solar and wind projects backed by long-term power purchase agreements at locked tariffs that provide revenue visibility through FY35, and is the most aggressive capacity builder among India’s renewable energy companies, dominating the sector through massive scale rather than vertical integration.
2. Tata Power Renewable Energy Limited (TPREL)
Tata Power Renewable Energy Limited, a wholly owned subsidiary of Tata Power, reported strong growth in Q1 FY26, installing 45,500 rooftop solar systems with a total capacity of 220 MW, pushing cumulative rooftop installations past 2 lakh systems and over 3.4 GW capacity. The company’s overall renewable portfolio stands at 11.6 GW including 6.1 GW operational capacity across solar and wind, supported by its 4.3 GW integrated cell and module plant in Tirunelveli, Tamil Nadu, with Q3 FY26 results showing a PAT of Rs 1,194 crore on consolidated revenue of Rs 14,485 crore.
TPREL serves residential, commercial, and utility customers with its diversified portfolio spanning solar cell and module manufacturing, EPC services for solar projects, rooftop installations, and EV charging through its EZ Charge system, making it the closest thing India has to a full-stack green energy company combining generation, manufacturing, and service delivery.
3. NTPC Green Energy Limited
NTPC Green Energy Limited, the renewable energy arm of NTPC established on October 7, 2020, is leading the public sector push into clean energy with a target to reach 60 GW of renewable capacity by 2032, backed by NTPC’s overall 74 GW power portfolio and AAA credit rating. The company has commissioned India’s first green hydrogen blending pilot in city gas distribution at Kawas, Gujarat, established a green hydrogen mobility project powering fuel-cell buses in Leh, Ladakh, and is developing one of India’s largest green hydrogen hubs at Pudimadaka, Andhra Pradesh.
NTPC Green Energy serves India’s transition from coal-heavy power generation to balanced clean energy through its renewable capacity additions backed by NTPC’s low-cost AAA-rated financing advantage, and is the most defensively positioned renewable energy company in India given its government backing and consistent 3 to 4 percent dividend yield.
4. JSW Energy Limited (JSW Neo Energy)
JSW Energy, through its subsidiary JSW Neo Energy, targets 20,000 MW of green capacity by 2030 and recently secured a 25-year power purchase agreement with SECI to supply 230 MW of Firm and Dispatchable Renewable Energy at Rs 4.98 per kWh — marking the company’s first PPA for an FDRE project. The company also signed a power purchase agreement with NTPC for a 700 MW solar power project and is developing what is described as the largest commercial-scale green hydrogen project in India, while its step-down subsidiary JSW Renew Energy Forty Five signed a 100 MW grid-connected solar project with a 100 MWh Battery Energy Storage System.
JSW Energy serves India’s grid stability and renewable expansion needs through its hybrid portfolio that balances renewables with legacy thermal assets, managing the energy transition without sacrificing balance-sheet stability, and its growing FDRE and battery storage project pipeline positions it as an important player in firm, dispatchable renewable power delivery.
5. ReNew Power
ReNew Power, NASDAQ-listed and operating across 11 Indian states, is one of the few Indian clean energy companies with a truly global financial profile, with its 13 plus GW total portfolio spanning solar, wind, and hydro. The company’s USD 6.7 billion investment commitment to Andhra Pradesh, including 1,800 MW of solar and 1,000 MW of wind capacity, is among the largest private clean energy pledges in Indian history, demonstrating the scale of capital ReNew is deploying to expand its renewable footprint across the country.
ReNew Power serves utility and commercial customers across 11 Indian states with its diversified solar, wind, and hydro portfolio, and its NASDAQ listing combined with massive state-specific investment commitments like its Andhra Pradesh pledge make it one of the most internationally capitalised and ambitious renewable energy companies operating in India.
6. Avaada Group
Avaada Group, widely regarded as one of India’s top renewable energy companies, surpassed a 17.7 GWp total portfolio as of May 2026, with over 7.2 GWp of operational capacity and approximately 10.5 GWp under construction — a milestone that places it among the country’s fastest-scaling clean energy developers. What distinguishes Avaada further is its in-house solar PV module manufacturing capability, a vertical integration that most Indian developers lack, combined with India’s largest Battery Energy Storage System project and a growing green fuels portfolio spanning solar, wind, hybrid, storage, manufacturing, and green hydrogen.
Avaada Group serves commercial and industrial customers through open-access structures alongside its growing manufacturing and green hydrogen ambitions, and when measured by end-to-end value chain integration including manufacturing, storage, and green fuels, Avaada offers the most complete clean energy platform in India, differentiating itself from primarily utility-scale-focused competitors like Adani Green.
7. Greenko Group
Greenko is one of the leading renewable energy companies in India, distinguished by its focus on blending renewables with pumped storage and grid-scale solutions rather than competing purely on raw generation capacity. The company specialises in dispatchable green power — a crucial requirement for grid stability as India integrates increasing volumes of intermittent solar and wind generation — making it less about scale and more about solving the technical challenge of delivering reliable, round-the-clock clean energy to the grid.
Greenko serves grid operators and utilities that need dispatchable, round-the-clock renewable power rather than intermittent generation, and is the most storage and grid-stability focused renewable energy company in India, occupying a specialised niche that complements the capacity-focused strategies of larger generation-only competitors.
8. Suzlon Energy Limited
Suzlon Energy has returned to profitability post debt restructuring as India’s largest wind turbine supplier, with multi-year high order books reflecting renewed market confidence in the company following its earlier financial difficulties. As one of the best green energy stocks in India 2026 according to multiple market analysts, Suzlon represents the manufacturing and equipment supply side of India’s renewable transition rather than project development, providing the turbines that power much of the country’s wind energy capacity expansion.
Suzlon Energy serves wind power project developers across India with its turbine manufacturing capability, and its successful turnaround from financial distress to renewed profitability with multi-year high order books makes it the primary domestic wind turbine manufacturing play benefiting from India’s accelerating renewable capacity additions.
9. NHPC Limited
NHPC Limited, India’s premier hydropower generator, is now diversifying aggressively into solar and pumped storage to provide round-the-clock green energy, with 9M FY26 revenue from operations rising 10 percent to Rs 8,800 crore. The company has commissioned its largest solar project, the 300 MW Karnisar facility, and plans to start 10,000 MW of new projects in 2026, with its expansion into Pumped Storage Plants positioning it as a vital grid-stabiliser for India’s increasingly renewable-heavy power system.
NHPC serves India’s hydropower and increasingly solar power generation needs while expanding into pumped storage infrastructure that complements intermittent renewable generation, and its core hydro business combined with aggressive new solar and storage capacity additions positions it as an important diversified player bridging traditional and new-age clean energy generation.
10. Sterling and Wilson Renewable Energy Limited
Sterling and Wilson Renewable Energy Limited secured Rs 30.9 billion in new orders in Q3 FY26 and signed a five-year framework agreement with Adani Green Energy Limited, marking a strategic shift towards third-party EPC partnerships in the renewable sector. As one of India’s most established renewable energy EPC contractors, the company provides engineering, procurement, and construction services that enable other developers to build out their solar and renewable capacity, occupying a critical enabling role in India’s broader clean energy infrastructure build-out.
Sterling and Wilson Renewable Energy serves utility-scale solar project developers including major players like Adani Green with its specialised EPC contracting capabilities, and its substantial new order intake and strategic framework agreements with India’s largest renewable developers demonstrate the critical infrastructure-enabling role that dedicated EPC contractors play in the renewable energy value chain.
Frequently Asked Questions (FAQs)
Q: Which is the largest renewable energy company in India in 2026?
A: Adani Green Energy Limited is India’s largest listed renewable energy company by installed capacity, crossing 17.2 GW of operational capacity in early 2026 with a market capitalisation of about Rs 1.53 lakh crore. When measured by end-to-end value chain integration including manufacturing, storage, and green fuels, Avaada Group offers the most complete clean energy platform with its 17.7 GWp total portfolio.
Q: What is India’s renewable energy capacity target for 2030?
A: The Government of India has set an audacious target of 500 GW of non-fossil fuel-based energy capacity by 2030, up from the current installed capacity that crossed 283 GW in 2026 — already tripled from 81 GW in 2014. This target is backed by a Rs 329 billion MNRE budget allocation, 100 percent FDI under the automatic route, and a comprehensive grid infrastructure programme to support the massive renewable capacity expansion.
Q: What is India’s National Green Hydrogen Mission?
A: India’s National Green Hydrogen Mission targets 5 million metric tonnes of annual green hydrogen production by 2030, backed by a budget allocation of approximately Rs 197.44 billion, with Budget 2026 allocating Rs 20,000 crore specifically for green hydrogen — the largest single allocation to the programme. The mission also aims to develop 125 GW of associated renewable energy capacity, with companies including Avaada, Tata Power Renewable Energy, Adani New Industries, NTPC Green Energy, and JSW Energy actively building green hydrogen capabilities.
Q: How much solar capacity did India add in FY 2025-26?
A: India added a record approximately 45 GW of solar capacity in FY 2025-26 alone, vaulting the country to third place in global solar energy production, ahead of Brazil, Germany, and Japan, and behind only the United States and China. This represents a structural revolution rather than incremental growth, reflecting the scale of investment and policy support driving India’s renewable energy transformation.
Q: What is a Battery Energy Storage System and why does it matter for renewable energy?
A: A Battery Energy Storage System or BESS stores electricity generated from solar or wind at peak production times and releases it when generation dips at night, during cloudy weather, or during periods of peak grid demand. BESS is the critical technology that transforms intermittent renewable power into firm, round-the-clock clean energy. Avaada Group operates India’s largest BESS project, while Greenko specialises in pumped storage and grid-scale solutions that serve the same dispatchable power function.
