The Micro-Generation Technology Fund Portfolio

The Micro-Generation Technology Fund completed its investment activity at the end of 2007. Among the companies in the Micro-Gen portfolio were:

Click on the highlighted company names to learn additional details on their specific technologies.

Angstrom Power, Inc.
Vancouver, B.C.

Angstrom is applying micro-fabrication techniques to create a novel micro-structured fuel cell system with favorable operating characteristics and high energy densities.

Beacon Power Corporation (BCON)
Wilmington, MA

Beacon has developed and is marketing a flywheel system for energy storage and power quality applications. Initial installations are providing back-up power at remote telecom and cable nodes.

Capstone Turbine Corporation (CPST)
Woodland Hills, CA

A leading micro-turbine manufacturer, Capstone's 30 kW, 60kW, and 200kW recuperative turbine power plants are becoming a major force in the emerging distributed generation market.

Evergreen Solar, Inc. (ESLR)
Marlborough, MA

Evergreen manufactures photovoltaic cells and modules for use in the remote power and distributed generation markets. The company's patented String Ribbon technology offers unique cost advantages in the manufacture of poly-crystalline silicone wafers.

H2Gen Innovations, Inc.
Alexandria, VA

H2Gen has developed a novel technology for small scale steam reforming of methane to produce hydrogen. In late 2009 H2Gen was sold to Air Liquide and CB&I.

Hydrogenics Corporation (HYGS)
Mississauga, Ontario

Hydrogenics has a reputation for excellence in manufacturing air-breathing PEM fuel cells for the distributed generation market.

Northern Power Systems, Inc.
Waitsfield, VT

Northern Power constructs and installs small scale wind and hybrid power systems for use in a variety of distributed power applications.

Proton Energy Systems, Inc.
Wallingford, CT

Proton manufactures a line of low-cost Proton Exchange Membrane (PEM) electrolyzers for producing hydrogen gas. The company's core technology can also be used to produce a PEM unitized regenerative fuel cell.

Recent Investments

SC Green Tech Ventures invested in:

ACAL Energy Ltd.
Runcorn, U.K.

ACAL has developed a redox cathode technology for PEM fuel cells which eliminates the need for Pt catalysts.

Bandgap Engineering, Inc.
Waltham, MA

Bandgap is an early stage company focused on using nanotechnology to make ultra efficient silicon based photovoltaic systems.

The Aretê management team has made recent investments in Bandgap and ACAL as well as:

ActaCell, Inc. Austin. TX

ActaCell is developing a novel Lithium Ion battery, with high performance and low cost, in partnership with the University of Texas.

Lilliputian Systems, Inc. Woburn, MA

LSI is developing micro-SOFC technology for portable power applications.

Boston-Power Corporation Westborough, MA

Boston Power has developed and is marketing a new design of Lithium Ion battery pack for portable computers.

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