Rooftop solar solutions startup SolarSquare has secured $53 million (approximately ₹510 crore) in a Series C funding round led by Lightspeed. Existing investors such as Elevation Capital, Lowercarbon Capital, Rainmatter, and Good Capital also participated. This significant injection of capital occurs as the adoption of solar energy in India accelerates, with the company aiming to enhance its technological capabilities and expand its geographical footprint.
### SolarSquare: From B2B to B2C
Founded in 2015 by Shreya Mishra, Neeraj Jain, and Nikhil Nahar, SolarSquare initially focused on B2B solutions before entering the B2C market in 2021. The company has since positioned itself as a comprehensive residential solar brand, managing everything from design and installation to financing and maintenance. With this latest funding round, SolarSquare’s total funding exceeds $100 million, and it reports a ₹1,000 crore annual revenue run rate. The company has successfully serviced nearly 50,000 homes, reflecting the growing consumer demand for sustainable energy solutions.
### Cleantech Investment Trends
The funding round for SolarSquare is emblematic of broader trends in India’s cleantech sector, which is gaining momentum due to government initiatives like the PM Surya Ghar scheme, increasing industrial demand, and rising electricity tariffs. The sector’s vibrancy is attracting substantial investor interest, as evidenced by recent funding rounds for other cleantech startups such as GPS Renewables, which raised ₹635 crore, and Newtrace, which secured $6.3 million. These investments highlight the burgeoning opportunities in India’s cleantech economy, projected to reach $152 billion by 2030.
### Impact on India’s Startup Ecosystem
SolarSquare’s latest funding round underscores the growing viability and investor confidence in the Indian cleantech sector. It also reflects an increasing recognition of the potential for startups to contribute significantly to India’s energy transition. This trend is encouraging for entrepreneurs and investors alike, as it suggests a promising market for innovative solutions in renewable energy. With an estimated 70 million viable residential rooftops in India, the scope for growth and innovation in rooftop solar installations remains vast.
SolarSquare’s expansion plans, supported by significant capital, could serve as a catalyst for further advancements in the sector, potentially leading to more affordable and efficient solar solutions for consumers across India.
### Future Outlook
As SolarSquare scales its operations and expands into new cities, it will likely influence the trajectory of India’s residential solar market. For founders and investors, this signals a ripe opportunity to explore new business models and technologies in the cleantech space. Engineers and technology professionals can anticipate increased demand for expertise in solar technology and home energy management solutions. The next milestone to watch will be how effectively SolarSquare leverages this funding to enhance its platform and meet the growing demand for rooftop solar solutions in India.

















