Cleantech Group: Solar-based firms raised US$350 million in 33 deals in Q3

Facebook
Twitter
LinkedIn
Reddit
Email

Venture capital to the tune of US$350 million in 33 deals was handed out to solar-based firms in the third quarter of 2011, according to the latest roundup by Cleantech Group. Also of note was a reported US$812 million raised by four China-based solar cell/module manufacturers via IPO’s, though the release did not highlight the companies involved.

Cleantech Group noted that CIGS thin-film start-up, HelioVolt, had raised US$85 million from New Enterprise Associates and SK Group in the quarter, while CaliSolar raised US$26 million from undisclosed investors.

This article requires Premium SubscriptionBasic (FREE) Subscription

Try Premium for just $1

  • Full premium access for the first month at only $1
  • Converts to an annual rate after 30 days unless cancelled
  • Cancel anytime during the trial period

Premium Benefits

  • Expert industry analysis and interviews
  • Digital access to PV Tech Power journal
  • Exclusive event discounts

Or get the full Premium subscription right away

Or continue reading this article for free

Black Coral Capital, Spring Ventures and other unidentified investors placed a round of funding worth US$50 million with OneRoof Solar, a California-based developer, owner and operator of solar energy generation systems for the residential market.

“While financing remains constrained, it’s great to see growth in venture activity,” said Sheeraz Haji, CEO of Cleantech Group. “Energy Storage emerged as our top sector, indicating continued strong interest in advanced technologies for grid-storage as well as for electric vehicles. Global enterprises continue to investment aggressively into cleantech.”

According to Cleantech Group, VC investments increased 12% compared to US$2.23 billion across 189 deals. In the previous quarter US$1.98 billion was invested across 179 deals.

Read Next

July 10, 2026
The financing will support the Government of India’s PM Surya Ghar: Muft Bijli Yojana (PMSMGBY) initiative.
July 10, 2026
Metlen has acquired a 40% stake in a SPV owned by Tsakos Group to develop a 251.9MW solar-plus-storage project in central Greece.
July 10, 2026
Renewables developer Elawan Energy has closed a €760 million financing on a 1.3GW solar PV, wind and battery energy storage system (BESS) portfolio in Spain.
Premium
July 10, 2026
Speaking to PV Tech Premium, Renewabl CEO JP Cerda discusses how hourly matching is reshaping Europe’s corporate solar PPA market.
July 10, 2026
The price of PV modules in Europe has continued the upward trend in June 2026, except for the bifacial TOPCon segment.
July 10, 2026
The so-called “One, Big, Beautiful Bill” Act (OBBBA) has cost the US US$68.2 billion in capital investments into clean energy projects, according to analysis from business advocacy group E2.

Upcoming Events

Solar Media Events
October 13, 2026
San Francisco Bay Area, USA
Solar Media Events
November 3, 2026
Málaga, Spain
Solar Media Events
November 24, 2026
Warsaw, Poland
Solar Media Events
April 20, 2027
Istanbul, Türkiye