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If there’s one thing that can make the idea of platform as a service (PaaS) succeed, it’s this: make it easy for developers. That was the overall consensus from a panel of execs working on the platform as a service at Structure 2011. Read more »

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transphormproduct1

Power conversion startup Transphorm has added yet another high-profile investor to its list of backers: George Soros’ investment fund Quantum Strategic Partners. On Thursday Transphorm announced that it has raised another $25 million from Quantum Strategic Partners, as well as existing investors. Read more »

Siebel, Condi Rice-backed Carbon Startup C3 Ups Funds

Former Secretary of State Condoleezza Rice plans to join the board of biofuel startup KiOr in July. Not coincidentally, the news comes the week that KiOr is reportedly planning to official price its IPO, which could raise up to $241 million on the Nasdaq. Read more »

GEchallenge

On Thursday morning, GE will host a day-long event where it plans to announce the latest winners of its $200 million smart grid challenge that are specifically focused on energy use in the home. Read more »

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There are hundreds of thousands of commercial buildings in the U.S. that are responsible for almost 20 percent of the nation’s annual energy consumption. Changes to our electric infrastructure could have a big impact on the cost to operate these facilities. Read more »

offthegrid

When electric vehicles merely trickle into the market and utilities move at a snail’s pace when it comes to buying grid-tied batteries, where can an energy storage developer turn? To the somewhat generic, but decidely non-power-grid-connected “off grid market,” according to a new report. Read more »

SolFocus

Power gear giant Siemens has bought a stake in startup Semprius that makes solar concentrating photovoltaic tech, which use mirrors and lenses to concentrate sunlight onto highly efficient solar cells. Solar concentrating PV is a sort of hybrid between solar panels and solar thermal tech. Read more »

Solar Inverter Firm Enphase Brings on Kleiner Perkins

Enphase Energy, which makes small distributed microinverters for solar panels, filed an S-1 yesterday for a $100 million IPO. Here’s the breakdown of how much Enphase is earning, spending, and shipping, and who will win out in the public debut. Read more »

PHOTOS: Abengoa's Next-Gen Solar Power Tower, Eureka!

The DOE has been getting the remainder of its loan guarantees out the door at record speed in time to beat the program’s sunset on Sept. 30 of this year. On Tuesday the DOE announced almost $2 billion in loan guarantees for two solar thermal projects. Read more »

Proterra Nabs $20M to Build Green Bus Plant, Sway Policy

Electric bus maker Proterra announced Monday morning that it has raised $30 million from investors including Kleiner Perkins, GM Ventures, and Mitsui. Founded in 2004, Proterra makes drive components and energy storage systems for electric and hybrid buses, delivery vans and other commercial models. Read more »

Volvo C30

Volvo has started producing its all-electric C30, and will start shipping cars to fleets (mostly under leases) in Europe by the Summer. Watch our video test drive of the C30 Electric and our interview with Volvo’s President of Special Vehicles. Read more »

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Cable operator Comcast has turned to a Silicon Valley startup for the software behind its home security and energy management product unveiled on Wednesday: iControl, a Palo Alto, Calif-based company backed by Comcast itself, as well as Kleiner Perkins, Intel Capital, Cisco and Charles River Ventures. Read more »

Seeo Promises a Safer Lithium Battery With Higher Energy Density

A next-gen, lithium-ion battery startup — backed by Vinod Khosla’s Khosla Ventures — called Seeo has raised another $15 million from investors, according to a filing. Khosla Partner Pierre Lamond is listed on this latest filing, and Seeo previously raised at least $10.6 million. Read more »

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