Top 25 Solar EPC Companies in India (2026): Leading Solar Project Developers
India’s solar energy sector is witnessing rapid growth as the country moves towards a cleaner and more sustainable energy future. With increasing government support, declining solar technology costs, rising electricity demand, and growing private investment, solar power has become one of India’s most important renewable energy segments.
Solar EPC Companies in India are playing a crucial role in this transformation by providing engineering, procurement, and construction solutions for utility-scale solar parks, rooftop solar systems, commercial solar projects, and hybrid renewable energy installations.
From designing solar power plants to supplying equipment, managing construction, commissioning projects, and providing operation & maintenance services, solar EPC companies are helping accelerate India’s clean energy transition.
India’s renewable energy ecosystem includes solar, wind, hydro and energy storage companies working together to achieve clean energy goals. Explore our detailed guide on Renewable Energy Companies in India to understand the major players driving India’s energy transition.
According to the Ministry of New and Renewable Energy, solar energy is one of the key drivers of India’s renewable energy expansion.
Table of Contents
- Growth of Solar Energy in India
- Top 25 Solar EPC Companies in India (2026)
- Solar EPC Company Comparison Table
- Emerging Solar Industry Trends
- Frequently Asked Questions
- Conclusion
Growth of Solar Energy in India
Solar energy has become one of the fastest-growing renewable energy sectors in India due to:
- Government renewable energy targets
- Expansion of utility-scale solar parks
- Growing rooftop solar adoption
- Declining solar panel costs
- Increasing corporate renewable energy demand
- Growth of battery energy storage systems
- Domestic solar manufacturing expansion
Organizations such as the Ministry of New and Renewable Energy (MNRE) continue to support solar energy development across India through various policies and initiatives.
Along with solar power development, hydropower companies are also playing an important role in providing reliable renewable energy and grid stability. Read our guide on Hydro Power Companies in India.
Top 25 Solar EPC Companies in India (2026)
1. Tata Power Solar Systems
Headquarters: Mumbai, Maharashtra
Tata Power Solar is one of India’s oldest and most recognized solar companies, providing solar EPC solutions, rooftop solar systems, utility-scale projects, and solar manufacturing capabilities.
Key Areas
- Utility Solar Projects
- Rooftop Solar
- Solar EPC
- Solar Modules
2. Waaree Energies
Headquarters: Mumbai, Maharashtra
Waaree Energies is one of India’s leading solar module manufacturers and EPC solution providers with large-scale solar project capabilities.
Key Areas
- Solar PV Modules
- Solar EPC
- Utility Solar
- Rooftop Solar
3. Sterling and Wilson Renewable Energy
Headquarters: Mumbai, Maharashtra
Sterling and Wilson Renewable Energy is a global solar EPC company specializing in large-scale solar power projects.
Key Areas
- Utility Solar
- Engineering Services
- Solar Project Execution
- Operations & Maintenance
4. Larsen & Toubro (L&T Solar)
Headquarters: Mumbai, Maharashtra
L&T provides engineering and construction solutions for large renewable energy projects including solar power plants.
5. Adani Solar
Headquarters: Ahmedabad, Gujarat
Adani Solar is one of India’s largest integrated solar manufacturing and project development companies.
6. Vikram Solar
Headquarters: Kolkata, West Bengal
Vikram Solar is a leading solar module manufacturer and EPC service provider with projects across India.
7. Mahindra Susten
Headquarters: Mumbai, Maharashtra
Mahindra Susten provides renewable energy engineering solutions including solar EPC and infrastructure development.
8. Jakson Solar
Headquarters: Noida, Uttar Pradesh
Jakson Solar provides solar EPC solutions, solar modules, rooftop systems and renewable energy services.
9. RenewSys India
Headquarters: Hyderabad, Telangana
RenewSys manufactures solar PV modules and components while supporting solar project development.
10. Fourth Partner Energy
Headquarters: Hyderabad, Telangana
Fourth Partner Energy develops distributed solar projects for commercial and industrial customers.
11. ACME Solar Holdings
Headquarters: Gurugram, Haryana
ACME Solar is one of India’s major renewable energy developers involved in utility-scale solar projects.
12. ReNew Solar
Headquarters: Gurugram, Haryana
ReNew develops large-scale solar and renewable energy projects across India.
13. Azure Power
Headquarters: New Delhi
Azure Power is one of India’s early utility-scale solar developers with projects across multiple states.
14. Amplus Solar
Headquarters: Gurugram, Haryana
Amplus Solar focuses on distributed solar energy solutions for commercial and industrial customers.
15. Avaada Energy
Headquarters: Mumbai, Maharashtra
Avaada develops solar, wind, hybrid renewable energy and green hydrogen projects.
16. KPI Green Energy
Headquarters: Surat, Gujarat
KPI Green Energy develops solar power projects and provides renewable energy solutions.
17. Rays Power Infra
Headquarters: Jaipur, Rajasthan
Rays Power Infra is a solar project developer and EPC company specializing in utility-scale solar projects.
18. SunSource Energy
Headquarters: New Delhi
SunSource Energy provides solar solutions for commercial, industrial and institutional customers.
19. Goldi Solar
Headquarters: Surat, Gujarat
Goldi Solar manufactures solar modules and provides renewable energy solutions.
20. Saatvik Solar
Headquarters: Ambala, Haryana
Saatvik Solar manufactures solar PV modules and provides solar project solutions.
21. Amp Energy India
Headquarters: New Delhi
Amp Energy develops renewable energy projects including solar power and energy storage solutions.
22. O2 Power
Headquarters: Gurugram, Haryana
O2 Power develops utility-scale renewable energy projects with focus on solar and wind energy.
23. Orb Energy
Headquarters: Bengaluru, Karnataka
Orb Energy provides rooftop solar solutions for businesses and institutions.
24. Greenko Energy
Headquarters: Hyderabad, Telangana
Greenko develops renewable energy projects including solar, wind and energy storage solutions.
25. Hero Future Energies
Headquarters: New Delhi
Hero Future Energies develops renewable energy projects across solar and wind segments.
Solar EPC Company Comparison Table
| Company | Headquarters | Primary Focus | Segment |
|---|---|---|---|
| Tata Power Solar | Mumbai | Solar EPC & Manufacturing | EPC |
| Waaree Energies | Mumbai | Solar Modules & EPC | Manufacturer |
| Sterling & Wilson | Mumbai | Utility Solar EPC | EPC |
| L&T Solar | Mumbai | Solar Engineering | EPC |
| Adani Solar | Ahmedabad | Solar Manufacturing | Developer |
| Vikram Solar | Kolkata | Solar Modules | Manufacturer |
| Mahindra Susten | Mumbai | Solar EPC | EPC |
| Jakson Solar | Noida | Solar Solutions | EPC |
| RenewSys | Hyderabad | Solar Components | Manufacturer |
| Fourth Partner Energy | Hyderabad | Distributed Solar | Developer |
| ACME Solar | Gurugram | Utility Solar | Developer |
| ReNew Solar | Gurugram | Renewable Projects | Developer |
| Azure Power | New Delhi | Utility Solar | Developer |
| Amplus Solar | Gurugram | C&I Solar | Developer |
| KPI Green Energy | Surat | Solar Projects | Developer |
Emerging Solar Industry Trends in India
Utility Scale Solar Growth
Large solar parks continue expanding across India with increased private investment.
Rooftop Solar Expansion
Commercial, industrial and residential rooftop solar adoption is increasing rapidly.
Solar + Battery Storage
Integration of solar with battery storage is improving renewable energy reliability.
Domestic Solar Manufacturing
India is strengthening domestic solar module manufacturing capabilities.
AI-Based Solar Monitoring
Digital technologies are improving solar plant performance and efficiency.
India’s solar manufacturing and deployment ecosystem is supported by initiatives from organizations such as the Solar Energy Corporation of India.
Frequently Asked Questions
Which are the top Solar EPC Companies in India?
Tata Power Solar, Waaree Energies, Sterling and Wilson Renewable Energy, L&T Solar and Vikram Solar are among India’s leading solar EPC companies.
What does a solar EPC company do?
A solar EPC company provides engineering, procurement and construction services for solar power projects, including design, installation and commissioning.
Which company is best for solar projects in India?
Leading companies include Tata Power Solar, Waaree Energies, Adani Solar, Vikram Solar and Sterling and Wilson Renewable Energy.
What is the future of solar energy in India?
Solar energy is expected to grow significantly due to government support, falling costs, energy storage development and increasing renewable energy demand.
Why are solar EPC companies important?
Solar EPC companies help convert solar energy plans into operational power projects by managing technical design, construction and execution.
Conclusion
The growth of Solar EPC Companies in India is playing a major role in India’s renewable energy transformation. From large-scale solar parks to rooftop installations and advanced energy storage solutions, these companies are helping build the foundation of India’s clean energy future.
As solar power continues expanding, collaboration between EPC companies, manufacturers, technology providers, developers, investors and policymakers will be essential for achieving India’s renewable energy goals.
Solar EPC companies, renewable energy developers and technology providers can connect with industry professionals at the Renewable & Hydro Energy Expo 2026.
Connect with India’s Renewable Energy Industry
The Renewable & Hydro Energy Expo 2026, scheduled from 17–19 September 2026 in Haridwar, Uttarakhand, provides a dedicated B2B platform for solar EPC companies, renewable energy developers, manufacturers, technology providers, consultants and industry professionals.
The exhibition offers opportunities for networking, business collaboration, technology showcasing and knowledge exchange across India’s growing renewable energy ecosystem.
