Investor Name	Invest Money	Lead Investor	Propotion
Energy Impact Partners	-	Yes	-	Detail
Clearvision Ventures	-	-	-	Detail
E.ON	-	-	-	Detail
Envision Group	-	-	-	Detail
Envision Ventures	-	-	-	Detail
Foundation Capital	-	-	-	Detail
National Grid	-	-	-	Detail
Southern Company	-	-	-	Detail
TotalEnergies Ventures	-	-	-	Detail
Voyager Capital	-	-	-	Detail
Xcel Energy	-	-	-	Detail

Announced Date	Round	Money Raised	Investors
Oct 29, 2012	Series B	$ 9M	Foundation Capital,Stanford University,etc.	Detail
Mar 1, 2011	Series A	0		Detail
Jan 27, 2014	Series C	$ 12.75M	ClearSky,E.ON,etc.	Detail