What are Top 10 Solar Companies in India [2025]

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Published: 05 May, 2025 | By Solar

India has been committed to developing and promoting solar energy companies in India for meeting its increasing energy demands in the last decade.

The solar energy mission was launched in 2009 and has resulted in the production of 100 GW capacity in January 2025. Renewable energy provides a cost-effective and cleaner alternative to traditional fuels including coal.

Solar energy is a reliable source to meet the country’s goal of producing 500 GW non-fossil fuel energy. And the top ten solar companies in India are key to achieving this milestone. Find below more about the top 10 solar panel companies in India.

Top Solar Energy Companies in India 2025

Find below which solar energy companies in India are contributing to the solar revolution in terms of their market presence and innovation.

1. Spectra Solar Power

Spectra Solar has emerged as one among the top solar companies in India in the solar power sector. Focusing on affordable commercial and residential solutions targeting Tier II and III cities, it is creating easy and accessible energy solutions.

  • Solar power panels for homes, offices, and industries.
  • Affordable & easy-to-install solutions.
  • End-to-end project management with easy financing.

2. Tata Power Solar Systems Ltd.

Tata Power has led Solar Panels for Industry for around 3 decades. It specializes in manufacturing PV modules, customizing industrial solutions, and installing household rooftop panels.

  • Provides end-to-end Engineering, Procurement, and Construction (EPC) services.
  • Commissioned 360 MW+ of installations across the country.
  • Presence in India and globally as a Tier-I manufacturer.

3. Adani Green Energy Limited (AGEL)

As part of the Adani Group, they are India’s first vertically integrated solar power manufacturer. Their focus on innovation and quality has led to the domain of the sector with the development of solar parks and industrial solutions.

  • Focused on developing highly reliable and sustainable solutions.
  • Offers minimum 25 years of linear power warranty.
  • Generate energy capacity of upto 50 GW.

4. Waaree Energies Ltd.

As one of the top 10 solar panel companies in India, it offers a diversified portfolio of solar modules. It is continuously expanding its manufacturing and EPC capacity in the country as well as internationally.

  • Installed solar manufacturing capacity of 13.3 GW in India.
  • Developed a 5.4 GW solar cell manufacturing plant in Gujarat.
  • Providing sustainable solutions with its solar panels, batteries, inverters, etc.

5. Vikram Solar

The pioneer is one of the solar energy companies in India specialized in PV panels and EPC solutions. It is involved in producing innovative technologies including bifacial modules, N-TOPCon cells, and HJT technology.

  • 3.5 GW manufacturing solar PV modules capacity.
  • Boasts an international presence in 39 countries.
  • Recognized by PVEL for its operations and initiatives.

6. ReNew Power

It is among the leading independent solar energy companies in India listed with NASDAQ. It was founded in 2011 and has been building renewable solutions with solar, wind, and hybrid energy.

  • Capacity of 17.4 GW solar and wind energy generation.
  • Fully integrated independent renewable power generator.
  • Ranked in S&P Global CSA Rating.

7. Loom Solar

The company focuses on building easy and accessible home solar energy options driving the change in semi-urban and rural areas. They supply multiple products including batteries, inverters, and solar panels for industry through their wide distribution network.

  • D2C residential model providing rooftop panels, investors, and batteries.
  • Provides both on-grid and off-grid systems.
  • Working towards smart and AI-enable solutions.

8. Avaada Group

It is known for its large-scale operations backed by global investors in the renewable energy sector. It has fully integrated solar energy companies in India producing cells, ingots, wafers, etc. The company is working in accordance with the United Nations Sustainable Development Goals.

  • Built the largest single-site solar plant in Rajasthan.
  • Achieve 30 GW capacity by 2030.
  • Investing into green hydrogen energy generation.

9. JSW Neo Energy

The company is focused on developing and integrating sustainable energy solutions with solar, wind, and hybrid energy. It is venturing into producing energy storage solutions and solar-wind hybrid energy capabilities.

  • Achieved 10 GW operational capacity.
  • Acquired O2 Power’s 4.7 GW green energy platform for enhanced capacity.
  • Working on reaching 20 GW capacity by 2030 and carbon neutrality by 2050.

10. Azure Power

As one of the top 10 solar panel companies in India, it is known for installing the country’s 1st private utility-scale solar project in 2009. It has also issued multiple solar green bonds in the country.

  • 3 GW solar energy capacity installed in India.
  • Caters to government, commercial, and industrial clients.
  • 1st Indian energy company publicly listed on NYSE.

India has a vast setup of solar energy generation which is continuously expanding to meet the need of renewable energy demand across the sectors. Whether it is the development and installation of solar panels for industry or residential rooftop installations, these companies are diversifying their operations to provide sustainable solutions.

The top 10 solar panel companies in India along with other emerging companies are holding a secured promise of a greener and cleaner India in the coming years.

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