S-1s are great. You can't learn everything about a company from them, but you can learn a heck of a lot. And when the company is pretty indicative of an entire subsector, you can use that company's data to help illustrate trends across a market.G... [more]

As an active investor in the cleantech market I'm definitely hoping we can start to see some successful exits. I, like others, am pining for a few successful IPOs with stellar returns that can be good beacons of hope for the rest of the sector's be... [more]

The clean tech sector has experienced remarkable success in the past few years, yet there still remains one huge roadblock from mass implementation cheap fossil fuels. Some may think this is simply a matter of free-market capitalism at work. The ... [more]

Guest post by Yan ZhuCross-posted from LeadEnergy.orgLast Tuesday, China revealed its Clean Vehicle Investment Plan (2011-2020), which would invest over 100 billion RMB ($14.7 billion) in the development of electric and hybrid vehicles. The new inves... [more]

By John Addison (8/10/10)The San Francisco Bay Area will add over 5,000 electric car charging stations (EVSE) in the next 2 years and continue as one of the nation's leading areas for electric cars. The Bay Area's 7 million people live in cities that... [more]

Increased urbanization, a supply-demand gap, government subsidies and high returns through multiple revenue streams have made the rather unglamourous water and waste management sectors highly attractive for private equity players.Water treatment has ... [more]

by Richard T. Stuebi You can think of it as a building with sunglasses. So says Rao Mulpurri, CEO of Soladigm, as reported in this item by Michael Kanellos in GreenTech Media.Soladigm is commercializing electrochromic windows, which lighten and darke... [more]

Now that Harry Lucy Reid has pulled the climate legislation football away at the last minute, cleantech investors can be forgiven for taking a big sigh and forgetting about climate policy for a while. After all, until a couple of years ago most c... [more]

by David NiebauerCalifornia has led the nation in solar development on many fronts for a number of years, but there is one area where California has lagged significantly the implementation of tradable renewable energy certificates (or TRECs).As o... [more]

According to an Ernst & Young analysis based on data from Dow Jones VentureSource, venture capital investment in US-based cleantech companies hit $1.5 billion for the second quarter, in 68 financing rounds.... [more]