Bottle Rock Power

The Geysers, CA
Initial Investment: 2005

Bottle Rock Power is the owner of a 55MW geothermal project located in northern California. The facility sells 100% of its power to Pacific Gas & Electric under a long-term power purchase agreement.

USRG sold 50% of its ownership interest to a entity managed by Riverstone Holdings in 2006.

Niagara Generation

Niagara Falls, NY
Initial Investment: 2007

Niagara Generation is a 52MW multi fuel power plant located in New York. In 2007, the Project was converted from a coal fired power plant to burn wood biomass and tire derived fuel. The facility sells power to Shell Energy North America, a subsidiary of Royal Dutch Shell. The Project has a long-term renewable energy credit agreement with the New York State Energy Research and Development Authority.

Newberry Geothermal

Bend, OR
Initial Investment: 2008

Newberry Geothermal is a geothermal exploration and development company working to develop a greenfield power project on the flanks of the Newberry Volcano in central Oregon. The company holds over 40,000 acres of geothermal leases surrounding the volcano caldera, which is one of the largest and youngest volcanoes in the US making it a highly attractive geothermal prospect.

Novo Development Company

Fort Collins, CO
Initial Investment: 2008

Novo Development Company develops, owns, and operates renewable energy facilities that utilize proven proprietary waste-to-energy (WTE) technology developed by Novo Energy and utilized in five projects in the United States.

Oski Energy

Reno, NV
Initial Investment: 2007

Oski Energy is an integrated geothermal exploration and project development company. Oski Energy is in early stage development of numerous project sites in the Western US which could yield up to 800 MW of geothermal capacity.

Penrose and Toyon Landfill Gas Conversion

Los Angeles, CA
Initial Investment: 2004

Penrose and Toyon Landfill Gas Conversion is a 10 MW landfill gas to electricity project located in Southern California.

Penrose and Toyon was sold to Viridis Energy Capital in 2007.

SolarReserve

Santa Monica, CA
Initial Investment: 2008

SolarReserve is a utility-scale solar energy project development company developing over 3,000MW of projects utilizing proprietary concentrated solar thermal with molten salt storage technology licensed from United Technologies Corporation (NYSE: UTC). This proven technology was demonstrated at the Solar One and Solar Two power plants in Southern California. UTC will stand behind its equipment and technology, providing the guarantees and warrantees necessary to develop these utility-scale solar power projects.

Tracy Biomass

Tracy, CA
Initial Investment: 2007

Tracy Biomass is the owner of a 21.5MW wood-fired facility located in Northern California.

Westerly Wind

Braintree, MA
Initial Investment: 2010

Westerly Wind is focused on providing development capital and expertise to wind energy projects.