Ridgewood Capital is part of the Ridgewood Companies family of funds, a leading private equity firm founded by Robert E. Swanson for the purpose of meeting specific sector objectives of institutional and high net worth investors. For over 25 years, the Ridgewood Companies have sponsored investment programs that have raised an aggregate of over $2.5 billion for investments in oil and gas exploration and production, renewable electric power generation and infrastructure projects, venture capital in technology and most recently venture capital for energy growth and energy technology companies.

Ridgewood Energy, formed in 1982, partners with the nation's leading energy companies in major oil and gas projects in the U.S waters of the Gulf of Mexico. In 1991, Ridgewood Renewable Power was established to manage a series of investment programs focusing on the independent electric power generation industry. Ridgewood Power is an owner and operator of renewable electric power and infrastructure projects throughout the world, including hydroelectric, biomass and landfill methane gas facilities. In 1998, the Ridgewood Venture Funds were formed to invest in early stage technology and telecommunications companies. In 2004, the Ridgewood Capital Funds were established to invest in rapidly growing technology and energy technology companies.