Goldman Sachs is a leading global investment banking, securities and investment management firm that provides a wide range of services worldwide to a substantial and diversified client base that includes corporations, financial institutions, governments and high net worth individuals. Founded in 1869, it is one of the oldest and largest investment banking firms. The firm is headquartered in New York and maintains offices in London, Frankfurt, Tokyo, Hong Kong and other major financial centers around the world.

MissionPoint Capital Partners is a private investment firm focusing on high-growth investment opportunities created by the accelerating demand for clean, secure energy and the large-scale transition to a low-carbon economy. MissionPoint was founded by Mark Schwartz, former President and Chief Executive Officer of Soros Fund Management and former Chairman of Goldman Sachs (Asia), Jesse M. Fink, co-founder and former Chief Operating Officer of priceline.com, and Mark J. Cirilli, former Chief Investment Officer of Marshall Street Management.

Black River Asset Management, an independently managed subsidiary of Cargill, is a global asset management company with 13 offices in 11 countries and more than 20 years of trading and investment experience. Black River provides qualified investors with alternative investment strategies across a wide range of developed and emerging markets. The business is led by experienced investment professionals and supported by rigorous risk processes and a well-established global infrastructure.

Partners is one of the world's leading venture capital firms. Over the past 43 years, Greylock has funded and helped build several hundred successful companies. The Greylock approach uniquely puts the entrepreneur first, with Greylock working as an invited guest in a highly supportive yet consultative way to help entrepreneurs build market-leading companies. Companies Greylock has funded include Ascend Communications, CheckFree, Continental Cable, Data Domain, Decru, Digg, DoubleClick, Facebook, Internet Security Systems, Ikanos, Legato, LinkedIn, Millennium Pharmaceuticals, Openwave, Red Hat, RightNow Technologies, Success Factors, Tellabs, Trilogy and Wily Technology. Greylock's offices are located in the Boston area and in Silicon Valley. For more information, please visit www.greylock.com.

With a track record of more than 20 years in the energy industry, HSH Nordbank has a comprehensive understanding of the industry value chain and market partners. In 2008, HSH Nordbank has arranged over 2.4 billion (USD) of project finance in renewable energy, which makes HSH Nordbank the world’s leading financers in the renewable energy sector.

Applied Ventures, LLC, a subsidiary of Applied Materials, Inc., invests in early stage technology companies with high growth potential that provide a window on technologies that advance or complement Applied Materials' core expertise. Applied Ventures' investments help develop technologies and markets that provide natural extensions of Applied Materials' businesses and can stimulate the growth of applications for its products and services.