Qteros readies for near-term cellulosic ethanol production

A technology that might offer some respite to first-generation ethanol makers like Verasun and Pacific Ethanol has received a significant $25 million from backers including oil giant BP and George Soros’s investment fund. The company in question is Qteros, formerly called SunEthanol, a little-known startup placing big bets on a plucky microbe.

EnerG2 aims to improve ultracapacitors for electric cars, industry

EnerG2 Inc., an ultracapacitor startup that has kept quiet until now, is launching today with the official announcement that it has raised $8.5 million in its first round of financing. Founded in 2003, it has spent five years developing electrode materials that it claims can boost the performance of ultracapacitors, devices that are useful in electric cars and smaller electronic devices.

Flipswap takes on $14M to buy your junky old cell phone

If you’re anything like the average Silicon Valley entrepreneur, right now you’ve got an iPhone in your pocket and a pile of old Blackberries in a drawer somewhere. But hopefully, with the help of recycling and resale companies like Flipswap, we’ll no longer keep old phones hanging around or worse, throw them in the trash.

Planet Metrics tracks down carbon hotspots, at home or abroad

Environmentalists like to point out that a person’s carbon footprint is about more than just the CO2 they emit through daily activities like driving or surfing the Internet. It extends to the goods they own, and even the food they eat. The same holds for most companies, Planet Metrics’ core user group for a new carbon information platform.

Here are the 2008 California Cleantech Open winners

The California Cleantech Open (CCTO), a yearly competition to identify some of the hottest new startups in green technology, has wrapped up its 2008 session with six winners, each in its own business sector. The six were chosen from 43 finalists, who were in turn drawn from a larger pool.

Tesla absorbs another $40M to keep the motor running

Tesla Motors has looked a bit shaky lately, starting with a staff layoff and an ouster of its CEO a little over two weeks ago and following with reports that the company had only $9 million left in the bank. But lead investor and new CEO Elon Musk has come through on his promise to find more funding for the company, picking up $40 million from existing investors.

Earth Class Mail raises $5.1M, partners with Swiss Post

For the occasional communications that still get sent via snail mail, startup Earth Class Mail is trying to corner the market for scanning the communications, sending them to users’ email inboxes and recycling the physical copies. The company just raised another $5.1 million in funding, saying it’s on its way to a much larger round, and has started a deal with the Swiss Post to handle that country’s mail.

Kashless scores $5M for cleantech website

Kashless, a company founded by Martin Tobias, the former CEO of large biodiesel company Imperium Renewables, isn’t ready to come out of stealth mode yet. But a few details have emerged on the company, including a $5 million investment found out by peHUB.