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Cleantech

The state of cleantech venture capital, part 3: The companies

Half of successful VC-backed cleantech start-ups stumble along the way. Entrepreneurs who raise big financing rounds at sky-high valuations can end up shooting themselves in the foot. Read More »

Looks like Groupon will go public on Friday morning at $20 per share, giving it a valuation of $12.6 billion for its online coupon business. Let’s compare it to some of the greentech startups and big energy firms and try not to get disturbed. Read More »

 
 

Tigo Energy raises $5M for smarter solar

As the solar market grows and competition intensifies, technology that can maximize energy harvesting from solar panels will continue to win over investors. The latest example comes from Tigo Energy, which has raised $5 million, according to its government filing Tuesday. Read More »

Looking for a big cleantech IPO in 2011? Forgetaboutit!

A massive selloff of stocks back in August raised the possibility of a closing IPO window for cleantech companies. But if you were hoping for a more uplifting prognosis since, then you’re out of luck — at least for the rest of the year. Read More »

Biofuel companies continue to look to the public markets. On Friday, trash-to-fuel company Fulcrum BioEnergy filed for an IPO that could raise up to $115 million. The Pleasanton, Calif.-based company, which has generated no revenues, turns garbage into ethanol using a gasification and purification process. Read More »

Genomatica’s IPO: By the numbers

Turning renewable materials such as plants into useful chemicals seems a great idea, particularly when these green chemicals can replace compounds made from crude oil and natural gas. Genomatica, which filed for an initial public offering on Wednesday, certainly hopes investors will agree. Read More »

Biofuel maker KiOR faces questions over funding

Freshly minted as a public company, biofuel producer KiOR reported Thursday that it brought in no revenues and widened its losses for the second quarter. It also faced questions about raising money for a processing plant when the economy is still struggling. Read More »

Did the greentech IPO window just slam shut?

In the first half of 2011, a variety of cleantech firms both filed for IPOs and made their debuts on the public markets. But in the wake of the market sell-off this week, that IPO window could be swiftly shutting. Read More »

There will be no loan guarantee for recently public biofuel company KiOR, at least this year. According to correspondence with the SEC, KiOR put its application for 2011 on hold in May, with plans to roll it over to 2012 — assuming the program gets funded… Read More »

Algae oil company Solazyme, which went public in May of this year, reported both revenue and losses up for the second quarter of the year. At the same time, the company said it expects to produce 500,000 metric tons of algae oil by 2015. Read More »

Adding energy storage is becoming vogue for concentrating solar thermal power projects, particularly when it’s facing intense pressure to reduce costs. BrightSource Energy said Wednesday it, too, will offer an energy storage option to its power plant design. Read More »

What does Silver Spring Network’s potential IPO mean for the smart grid sector as a whole? Read More »

More Must Reads

Silver Spring Networks filed for a potentially $150 million IPO this week, but the group that stands to gain in the short term is Silver Spring’s stead fast venture backer Foundation Capital. Foundation Capital owned 41.5 percent of shares before the offering. Read More »

Biofuel firm KiOR, which debuted on the Nasdaq this morning priced at $15 per share, also closed the day at $15 per share — in other words, as flat as a Britney Spear’s high note. Read More »

Enphase Energy, which makes solar microinverters, is in the process of raising $51.5 million according to a filing. The company filed the fund-raising form just a week after it announced it’s aiming for a $100 million IPO. Read More »

Biofuel startup KiOR has priced its IPO at $15 per share, below its estimated price per share of between $19 to $21. Read More »

Will huge returns on social media investments — like Groupon, LinkedIn or Pandora — help make up for underperforming greentech investments in a venture firm’s portfolio? If so, perhaps this gives firms time — and wiggle room — to keep up their cleantech investing. Read More »

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