Powerspan

closed

Develops and commercializes proprietary, multi-pollutant control and carbon dioxide (CO2) capture technology for electric power plants.

Launch date

1994

Employees

Market cap

Enterprise valuation

Portsmouth United States (HQ)

Date	Investors	Amount	Round
May 1997	N/A	$2.8m	Early VC
Jul 2000	Calvert Research and Management American Electric Power FirstEnergy The Beacon Group Zero Stage Capital	$26.0m	Late VC
Jun 2002	N/A	N/A	Grant
Aug 2003	NGEN Partners FirstEnergy Zero Stage Capital	$20.0m	Late VC
Aug 2004	N/A	$7.5m	Early VC
Dec 2007	NGEN Partners	$9.4m	Debt
Jun 2008	NGEN Partners Calvert Research and Management	$50.0m	Series D
Total Funding		€96.6m

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