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PORTFOLIO COMPANIES
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Energy and Energy Technology
Chroma Energy, Inc.
Clean Energy Fuels Corp.
Cymbet Corporation
Distributed Energy Systems Corp.
e-Acumen, Inc.
Encorp, Inc.
Evergreen Solar, Inc.
Fisk Electric Company
Metallic Power, Inc.
Nexus Energy Software, Inc.
Northern Power Systems, Inc.
NxtPhase T&D Corporation
Powercell Corporation
Puralube, Inc.
SAI Advanced Power Solutions
Solo Energy Corporation
Twintec AG
Westport Innovations Inc.
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