Investors

Khosla Ventures

Khosla Ventures delivers venture assistance, strategic advice and capital to entrepreneurs. Vinod Khosla is widely recognized as one of Silicon Valley's most successful investors and was recently labeled by Fortune as one of the nation's most influential ethanol advocates. Vinod and several partners founded Khosla Ventures in 2005 to help entrepreneurs develop new businesses that extend the potential of the Internet and to support breakthrough scientific work in areas from bio refineries to new semiconductors. The firm's capital comes entirely from its own partners and a portion of all profits are donated to charitable causes with an emphasis on micro-finance and affordable housing. Khosla Ventures is based in Menlo Park, California and can be reached at info@khoslaventures.com. Or, for more information visit www.khoslaventures.com.

Kleiner Perkins Caufield & Byers

Kleiner Perkins Caufield & Byers (KPCB) is a world leader in providing relationship and venture capital SM services to entrepreneurs. Since its founding in 1972, KPCB has backed entrepreneurs in over 450 ventures, including AOL, Align Technology, Amazon.com, Citrix, Compaq Computer, Electronic Arts, Genentech, Genomic Health, Google, IDEC Pharmaceuticals, Intuit, Juniper Networks, Netscape, Lotus, LSI Logic, Sun Microsystems, Symantec, Verisign and Xilinx. More than 150 of the firm's portfolio companies have gone public. Many other ventures have achieved success through mergers and acquisitions. For more information, visit www.kpcb.com.

Angeleno Group, LLC

Angeleno Group is a Los Angeles-based private equity firm focused on high-growth investments in the energy sector. Angeleno makes investments broadly across the energy industry to support innovative, well-managed early to expansion stage companies. Areas of particular interest include: advanced generation and power quality, renewables, energy intelligence and control, transmission and distribution, power storage and advanced fuel technologies. Investors in AG funds include leading endowments and foundations, nationally recognized family offices and former CEO's and board members of some of the country's most prominent energy companies. For more information, visit www.angelenogroup.com.

Omninet Private Equity

Omninet Private Equity seeks capital appreciation primarily through control-oriented or significant-influence positions in lower middle market growth companies with sales ranging from $15 million to $150 million in the Western United States. Over the past 25 years, Omninet has invested in numerous manufacturing and business service companies in the United States and Europe. Omninet Private Equity is an affiliate of Omninet Capital, LLC, a diversified investment firm concentrating in the fields of private equity, venture capital and real estate. For more information, visit www.omninet.com.

Sage Capital Partners, L.P.

Sage Capital Partners, L.P. is a private equity investment firm with committed capital that seeks to invest in middle-market companies. Sage Capital Partners actively pursues investment opportunities across several industry sectors including consumer products, business services and manufacturing. Investors in Sage Capital Partners include financiers, top executives and founders of successful companies representing a broad spectrum of industries. Sage Capital Partners is the private equity arm of The Sage Group, LLC; a Los Angeles-based investment bank with a national focus on brand-driven enterprises and middle market companies with valuations of $50 million to $1 billion. For more information, visit www.sagecappartners.com.