Top 10 Solar EPC Companies in India 2025 — Verified & Trusted on SolSetu

India’s solar energy sector continues its extraordinary rise in 2025 — and at the heart of it stand the EPC companies (Engineering, Procurement & Construction) that design, install and maintain projects from rooftops to megawatt-scale solar parks. SolSetu has reviewed hundreds of vendors to compile this list of the Top 10 Solar EPC companies — ranked for trust, quality and sustainability credentials.

📊 Ranking Criteria

• Number and capacity of completed projects (verified installations)
• Technology adoption — bifacial modules, hybrid systems, O&M integration
• Client reviews and ratings on SolSetu platform
• Certification and MNRE compliance records

🏆 Top 10 Solar EPC Companies 2025 (Verified on SolSetu)

1. Tata Power Solar — India’s most trusted EPC brand with over 2 GW installed rooftop and ground projects nationwide.
2. Waaree Energies Ltd. — Integrated manufacturer & EPC specialist offering bifacial and hybrid systems for C&I clients.
3. Adani Solar Energy Ltd. — Large-scale utility developer with state-wise DISCOM PPAs and Component A projects.
4. Jakson Solar Ltd. — Strong presence in industrial and rural mini-grid solutions with PM-KUSUM focus.
5. CleanMax Solar — Leading corporate solar developer and O&M partner for C&I spaces.
6. Fourth Partner Energy — Known for distributed solar and innovative financing models in the C&I sector.
7. RenewSys India Ltd. — Module manufacturer and EPC with custom project design for residential rooftops.
8. Vikram Solar Ltd. — Utility-scale and export-ready EPC solutions with R&D capabilities.
9. Goldi Solar Ltd. — Rising EPC and module player with a focus on quality audits and after-sales service.
10. SolSetu Verified Vendors Network — Regional EPCs from Goa, Gujarat, Rajasthan and Maharashtra listed on SolSetu’s directory offering tailored installations under government schemes.

🌞 Regional Highlights

• Gujarat & Rajasthan: Dominant in utility-scale and Component A projects under PM-KUSUM.
• Maharashtra & Goa: Rapid growth in residential and hotel-sector rooftops via SolSetu vendors.
• Tamil Nadu & Karnataka: Strong C&I adoption and EV-charging integration projects.

🧩 How SolSetu Ensures Trust

Every EPC company listed on SolSetu undergoes portfolio verification, client review aggregation, and compliance checks for government schemes. Our directory makes it easy for clients to filter by capacity, region and scheme eligibility.

🚀 What Clients Should Do Next

1. Search vendors by state on SolSetu (e.g. “Rajasthan EPC vendors”).
2. Request quotes and compare project timelines and warranties.
3. Check SolSetu reviews and past projects before finalising vendor selection.

Have a vendor to recommend? Submit your suggestion to our editorial team via contact our team.