Founded in 2007, Hudson Sustainable Investment Management is a private equity firm based in New York, New York. The firm is dedicated to investing exclusively in renewable power, alternative fuels and energy smart technologies in sectors that include wind and solar energy, biofuels, biomass, geothermal energy, energy efficiency and storage. It typically invests in high-growth, asset-based, capital-intensive segments of the clean energy value chain with minimal technology development risk, primarily in control and shared-control positions.