Investor Name	Invest Money	Lead Investor	Propotion

Announced Date	Round	Money Raised	Investors
Sep 3, 2002	Grant	$ 454.56K	NYSERDA	Detail
Mar 22, 2012	Post-IPO Equity	$ 13.60M		Detail
Aug 9, 2011	Post-IPO Debt	$ 7M	Silicon Valley Bank	Detail
Nov 19, 2007	Grant	$ 315.61K	NYSERDA	Detail
Oct 10, 2006	Grant	$ 406K	NYSERDA	Detail
Jun 26, 1997	Grant	$ 256.57K	NYSERDA	Detail
Sep 15, 2003	Grant	$ 3.90M	National Institute of Standards and Technology	Detail
Jun 18, 2008	Grant	$ 499.85K	NYSERDA	Detail
Sep 2, 2005	Post-IPO Equity	$ 6.25M		Detail
Jul 6, 2004	Grant	$ 499.99K	NYSERDA	Detail
May 8, 2013	Post-IPO Equity	$ 6.50M	Air Liquide	Detail
Nov 13, 2003	Post-IPO Equity	$ 58.50M		Detail
Jun 29, 2009	Grant	$ 0.97M	NYSERDA	Detail
Jun 13, 2011	Post-IPO Equity	$ 20.10M		Detail
Sep 10, 2013	Post-IPO Equity	$ 10.50M		Detail
Mar 29, 2012	Post-IPO Equity	$ 2.08M		Detail
Jun 29, 2006	Post-IPO Equity	$ 217M	Interros,Norilsk Nickel	Detail
Sep 27, 1999	Grant	$ 53.06K	NYSERDA	Detail
Jul 5, 2011	Post-IPO Equity	$ 20.90M		Detail
Oct 31, 2006	Grant	$ 8.60M	US Department of Energy	Detail
Jan 12, 2006	Grant	0	U.S. Department of Defense	Detail
Dec 15, 2005	Grant	0	International Finance Corporation	Detail
May 4, 2009	Post-IPO Equity	0	DTE Energy	Detail
Dec 19, 2003	Grant	$ 221.89K	NYSERDA	Detail
Jun 5, 2007	Grant	$ 399.88K	NYSERDA	Detail
Oct 29, 1999	IPO	$ 90M		Detail