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Thomas E. Cain

Tom Cain of SAIL Venture Partners, one of the first energy VCs, reflects on his firm's investment criteria and portfolio companies.

Rafael Coven

Public cleantech companies tumbled this past quarter. But less so than other sectors, according to the manager of the CTIUS index.

October 25, 2007 - Exclusive - A123Systems took in $30 million, and seven other companies made deals over the past week.Full Story »