Top 10 Solar Companies in India You Should Know in 2025
India’s clean energy sector is experiencing a massive transformation. With ambitious renewable energy targets, increased investment, and rapid technological advancements, the country is becoming a global hub for solar manufacturing and sustainable power solutions
From rooftop solar systems and utility-scale solar farms to innovative storage solutions, in this blog we are going to know about these top 10 solar & energy companies in India (2025) that are leading the charge toward a greener future.
1. Eastman Auto & Power Limited (EAPL) – India’s no. 1 Solar & Battery Brand
Eastman Auto & Power Limited has emerged as a dominant force in India’s solar and energy storage ecosystem, offering end-to-end solutions that combine innovation, scale, and trust. With presence in over 50 countries, Eastman is redefining the clean energy landscape.
EAPL’s strength lies in its complete backward integration from power electronics to lithium-ion battery technology ensuring unmatched quality and cost efficiency. Its product portfolio includes MPPT & transformer less inverters, lithium & lead-acid batteries with 6000+ cycles, and powerful hybrid solutions for both grid and off-grid applications.
With 1400+ distributors, 3300+ service partners, and 24×7 remote monitoring through Eastman One App, the company ensures seamless installation and maintenance across India. Its presence in residential, commercial, and industrial rooftop solar projects further cements its leadership position. Eastman is not just a solar company it’s a complete energy ecosystem that powers homes, businesses, and communities with reliability and innovation.
2. Adani Solar
Adani Solar has grown rapidly into one of India’s largest solar module manufacturers. Their end-to-end operations from cell manufacturing to large-scale solar farms, allow better control over quality and cost. The company’s strong presence in utility projects and future-ready infrastructure make it a cornerstone of India’s renewable journey.
3. Tata Power Solar
As part of the Tata Group, Tata Power Solar brings decades of trust and reliability to the renewable space. Known for its EPC excellence, rooftop installations, and high-quality solar modules, Tata Power Solar plays a vital role in both government and private solar initiatives across the nation.
4. Vikram Solar
Headquartered in Kolkata, Vikram Solar is a Tier-1 solar module manufacturer with a strong export presence. The company is well known for its R&D-driven innovation and reliable product range, making it a preferred partner for industrial, commercial, and residential solar projects globally.
5. Waaree Solar
Waaree Energies operates one of the largest solar module production facilities in India. Waaree focuses on polycrystalline and monocrystalline modules, rooftop EPC solutions, and utility projects. Their consistent quality has helped them build a strong reputation in both domestic and international markets.
6. Saatvik Solar
Saatvik Solar, based in Haryana, is quickly climbing the ranks with its high-efficiency solar modules and rapidly expanding manufacturing capacity. The company focuses on utility-scale and rooftop projects, aiming to become a top player in India’s module manufacturing ecosystem.
7. Renew Power
Renew Power is a key player in India’s renewable energy landscape, focusing on utility-scale solar and wind projects. While not a module manufacturer, its strength lies in large project execution, innovative business models, and a massive clean energy portfolio across multiple states.
8. Goldi Solar
Goldi Solar, headquartered in Gujarat, is making a strong mark with its high-efficiency modules and growing global footprint. With a focus on exports and domestic utility projects, Goldi Solar is a brand to watch in 2025 as it expands its capacity and market share.
9. Jakson Solar
Jakson Group has leveraged its legacy in power solutions to become a significant player in solar EPC and storage. Offering solar generation, EPC services, and hybrid energy systems, Jakson brings a diversified approach to India’s solar revolution.
10. Loom Solar
Loom Solar has carved out a niche in residential rooftop solar solutions through its digital-first strategy. Known for Mono PERC panels, lithium batteries, and fast online installations, Loom Solar is making solar accessible to homes and small businesses across India.
Why Eastman Leads the Future
Eastman’s Strong in-house R&D, backward integration, and innovative product lineup place it at the forefront of India’s energy transformation. With its end-to-end solutions, robust distribution, and unmatched service ecosystem, Eastman is driving India’s shift toward sustainable, reliable, and self-reliant energy systems.
Visit Eastman, Explore Solar Power Solutions for Homes & Businesses and see how they’re powering India’s clean energy future.
Keywords:
Top 10 solar companies in India 2025, Best solar company in India, Eastman Auto & Power Limited, Solar battery brand India, Solar inverter manufacturers India, Solar rooftop solutions India, Solar panel manufacturers 2025
