Goldman Sachs Group, Inc

Goldman Sachs is 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.

H.I.G. Ventures

H.I.G. Ventures partners with entrepreneurs to provide the capital, expertise and relationships necessary to build market-leading businesses. with over 4.5Billion under management, the firm's team invests nationally in early to growth-stage information technology, healthcare and service businesses. H.I.G. Ventures is the venture capital affiliate of H.I.G. Capital, a leading private equity investment firm with over $4 billion of capital under management and offices in Miami, Atlanta, Boston, San Francisco, London, Hamburg and Paris. H.I.G. Ventures has offices in Atlanta and Miami. For more information, visit

New Enterprise Associates

New Enterprise Associates (NEA) is a leading venture capital firm focused on helping entrepreneurs create and build major new enterprises that use technology to improve the way we live, work and play. Since its founding in 1978, the firm has followed the same basic principles: support their entrepreneurs, provide an excellent return to their limited partners and practice their profession with high standards and respect.  Having practiced  classic venture capital for 28 years, NEA focuses on investments at all stages of a company’s development, from seed-stage through IPO.  With approximately $8.5 billion in committed capital, NEA’s experienced management team has invested in over 500 companies, of which more than 150 have gone public and more than 200 have been acquired. NEA has offices in Reston, Virginia, Menlo Park, California and Baltimore, Maryland.  For more information, please visit

Prelude Ventures

Prelude Ventures was founded in 2009 as a new platform for venture investing in the cleantech sector. The platform combines a long-term commitment to the sector, willingness to accept informed risks, the capital to enable companies to develop on appropriate timelines and a fundamental emphasis on venture-level returns.

We are committed to novel solutions that address climate change and a net reduction of CO2. We invest in companies for the long haul and don’t flinch at shifting attitudes about the global demand for clean energy. For us, addressing climate change is important work. It is a problem to be solved and a place where long standing energy incumbents that do not engage in the evolution of the market will be disrupted through innovation.

By developing more energy efficient products and systems powered by non-hydrocarbon sources of energy, we can take an important step forward in reducing the world’s carbon intensity. The entrepreneurs who successfully build the next generation of global energy companies will become the business leaders of this century.

Warburg Pincus

Warburg Pincus is a leading global private equity firm. The firm has more than $30 billion in assets under management. Its active portfolio of more than 110 companies is highly diversified by stage, sector and geography. Warburg Pincus is a growth investor and an experienced partner to management teams seeking to build durable companies with sustainable value. Founded in 1966, Warburg Pincus has raised 13 private equity funds which have invested more than $35 billion in approximately 600 companies in more than 30 countries. The firm has offices in Beijing, Frankfurt, Hong Kong, London, Mumbai, New York, San Francisco, São Paulo, Shanghai and Tokyo. For more information, please visit

Board of Directors

John W. Baumstark

Chairman, CEO

John’s Board and Corporate governance role follows his experience as an Operating Partner at H.I.G. Ventures.  Prior to his role at H.I.G., he was CEO of DWL, which was sold to IBM in 2005.  Before DWL, John had served as COO of Tradex Corporation, which was later acquired by Ariba in one of the largest transactions ever in the software industry ($5.6B ). Prior to Tradex, John helped take Software 2000 public, which became Infinium.  He began his career at MSA software.  He also served on the Boards of Procuri and St. Martin's Episcopal School.

Ajeet Rohatgi, Ph.D.

Founder, CTO

Professor Rohatgi is a Regents' Professor and holds the Georgia Power Distinguished Chair in the School of Electrical and Computer Engineering at the Georgia Institute of Technology.  He is also the Director, since 1992 of the University Center of Excellence for Photovoltaics, a DoE-funded center.  Ajeet began his career in 1977 at Westinghouse’s Research and Development Center, before moving to Georgia Tech in 1985.  Ajeet also sits on the Board of GT Solar.

Harry Weller


Harry is a Partner at NEA, joining the firm in 2002. He focuses on technology investments and co-leads NEA’s activities in China. Harry’s other current board memberships include Availink, Echo Global, Informance, Leadtone, LianLian and Realtime Worlds. His past board seats include SourceFire (NASDAQ: FIRE) and Vonage (NYSE: VG). Harry’s other investments include GlobalLogic, Innerworkings (NASDAQ: INWK), MediaBank, Thumbplay and Vertica. Harry’s investments outside of NEA include webMethods (NASDAQ: WEBM, acquired by Software AG) and Riverbed Technologies (acquired by Aether Systems).

Prior to joining NEA, Harry was a Partner at FBR Technology Venture Partners where he worked with several successful startup teams. Early in his career, Harry managed strategy and technology initiatives in the financial, energy, and telecommunications industries for the Boston Consulting Group and Deloitte & Touche Management Consulting. Prior to his business career, Harry served as an officer in the U.S. Navy. Harry received his MBA from Harvard Business School and his bachelor’s degree in Physics from Duke University.

Harry serves on the board of the Mid-Atlantic Venture Association (MAVA), is a past Chairman of MAVA Capital Connection, and co-founded the Young Mid-Atlantic Venture Association (YAVA). Network Magazine named Harry one of the 50 Most Powerful People in Networking. Harry was recently honored in Forbes magazine’s “Midas List” as one of the most successful venture capitalists in America.

Jon Sakoda


Jon joined NEA in 2006 as a Principal focusing on information technology investments and the firm's venture growth equity practice.  Jon is actively involved with Channel Advisor, Cyveillance, Dexterra, JobFox, Thumbplay, and Vertica. Prior to joining NEA, Jon was Senior Director of Product Management for Enterprise Message Management at Symantec Corporation, a position he assumed following Symantec’s acquisition of IMlogic, Inc.  Jon was co-founder of IMlogic and served as its Chief Technology Officer and Vice President of Products, responsible for the company’s product strategy, marketing operations and strategic alliances. Prior to IMlogic, Jon worked at Goldman, Sachs & Co. where he focused on venture capital investments in communications and enterprise software for their Private Equity Group. Jon is also the founder of the Harvard Center for Enterprise, an organization which supports business initiatives and entrepreneurship by Harvard undergraduates. Jon earned his A.B. degree at Harvard University in Chemistry and Chemical Biology.

Ravi Viswanathan, Ph.D.


Ravi joined NEA in February 2004 as a Principal and became a Partner in December 2004. He focuses on information technology investments with special emphasis in hardware, energy, wireless, and growth equity investments.  Ravi is on the board of Availink, ISGN Technologies, Jentro Technologies, Liquidia, and ViXS and works closely with ProtoStar, Tele Atlas, GlobalLogic and our energy portfolio companies.

Prior to joining NEA, Ravi worked at Goldman, Sachs & Co. where he was co-head of the technology practice in their private equity group and led direct, fund, and secondary investments in the areas of information technology and life sciences. Prior to Goldman Sachs, Ravi worked for McKinsey & Company and advised clients in the software, communications, and pharmaceutical sectors on strategy, acquisitions and new business building. Previously, Ravi worked for Raychem Corporation in the Corporate Technology Division where he focused on research and product development in semiconductors, liquid crystals, and other materials systems.

Ravi received a Masters in Business Administration from the Wharton School at the University of Pennsylvania and a PhD in Chemical Engineering from the University of California at Santa Barbara where he focused his research on materials science applications in molecular electronics, biomaterials, and nanotechnology. Prior to graduate school, Ravi received a BS in Bioengineering from the University of Pennsylvania.

Kedar P. Gupta, Ph.D.

Advanced Renewable Energy Company

Dr. Kedar P. Gupta is a co-founder of GT Equipment Tecnologies, Inc., now called GT Solar. He was its CEO and Chairman until December 31, 2006.  A well-respected global leader, GT Solar won the SBA’s Award for Exporter of the Year for 2002, and it is projected that over 80% of GT Solar business will continue to be exported.

Dr. Gupta is well-recognized for his entrepreneurship.  In 1998, he received both the New Hampshire High Tech Council Entrepreneur of the Year Award and was a New England finalist for the prestigious Ernst & Young Entrepreneur of the Year Award.  In addition, under the leadership of Dr. Gupta, GTi was ranked by Business NH Magazine in 1998 as the fastest growing privately-held company in New Hampshire.  In 2000 GTi won awards in both the New England Technology Fast 50 and the Deloitte & Touche Technology Fast 500, a ranking of the 50 fastest growing technologies in New England and the 500 fastest growing technologies in the U.S., respectively.

He recently founded a new company, Advanced Renewable Energy Company, which will be involved in developing new technologies related to alternative energy segments.  ARC-Energy is currently working on prospects to make wind energy distributed and usable by home owners as well as for special applications.

P.M. Pai

Mr. Pai joined Suniva's board of directors in March, 2009.  Mr. Pai has more than 30 years of manufacturing and mass production experience in a range of industries.  Pai is the former Chief Operating Officer (COO) of SunPower where he was responsible for strategic planning, production expansion and supply chain development on a worldwide basis.  Prior to SunPower, Pai served four years as president of Moser Baer India Ltd., the world's second largest manufacturer of optical storage media (CDs, DVDs, etc.).

Henry Kressel, Ph.D.

Warburg Pincus

Dr. Henry Kressel became a director of Suniva, Inc. effective April 2009.  Dr. Kressel is a managing director of Warburg Pincus which he joined in 1983 from the RCA Corporation where he was a vice president in charge of solid state device research and development at the David Sarnoff Research Center.  Since joining Warburg Pincus, Dr. Kressel has been responsible for many of the firm's investments in high technology companies in the fields of information technology services, semiconductor devices, industrial and consumer software and communication systems and services. He is a director of RMI Corporation, SRI International, Sarnoff Corporation and Telcordia Technologies.Henry Kressel, Ph.D.

James Levy

Warburg Pincus

James Levy joined Warburg Pincus in 2006. He previously had worked as an Associate at Kohlberg & Company, a middle-market private equity investment firm focused on industrial manufacturing and services businesses, and as an Associate at Wasserstein Perella & Co., where he advised large corporations on M&A transactions. Mr. Levy received a B.A. in history from Yale University. He currently serves on the Boards of Black Swan Energy, EnStorage, Laredo Petroleum (NYSE: LPI) and Suniva, and was a Director of Broad Oak Energy prior to its sale in 2011. He also works with WP portfolio company Antero Resources.