The round raised by the thin-film solar company follows its bumper $300m round in 2008, with a top tier syndicate including an EDF unit, private equity firm Riverstone and a unit of AES Corporation.

The coal conversion company backed by Dow Chemical, AES Corporation and Suncor Energy reportedly lands a $420m fourth round of funding in the largest Chinese US VC deal.

The industrial conglomerate and the organisation partner together on a pan-European basis in the latest tie-up by GE's Ecomagination Challenge, through which the company and partners have committed $134m.

Expanded remit and team for oil major BP as Justin Adams, head of emerging business and ventures at BP's Alternative Energy division, is to leave next month.

The Siemens and JP Morgan-backed smart grid technology firm has been snapped up by Itron for a $100m sum.

Solar Junction has partnered with the semiconductor wafer company as part of its latest round, and the two plan to jointly develop a 50% fuel efficient solar cell.

Pasteurization Technology Group, which disinfects and recycles wastewater, has pulled in $1m from a venture fund managed by the chief executive of the Concord Group.

The Monsanto-backed biomass producer has lowered the range of its shares for its forthcoming IPO, with the mid-point decreasing from $22 to $16.50.