ClearSign Combustion IPO Raises $12 Million

Source:  Drew DeSilver, Seattle Times, April 26, 2012.

ClearSign Combustion raised $12 million in an Initial Public Offering.  ClearSign is a development stage company that designs and develops technologies that aim to improve key performance characteristics of combustion systems including 1 energy efficiency, emissions control, fuel flexibility, and overall cost effectiveness.  There is no information on the company’s website.


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