Default company panoramic image
A51b8dab cbc0 4445 9c5e ba5535042395

Princeton Energy Group

Princeton Energy Group’s mission is to expand the use of clean energy through innovation in technology, business models, & financing methods

  • Stage Not Set
  • Industry Industrial/Energy
  • Location San Francisco, CA, USA
  • Currency USD
  • Founded September 1993
  • Website

Company Summary

PEG develops renewable energy & energy efficiency projects around the world. We have also pioneered technological innovations in renewable energy, deploying them into specific projects or starting up and spinning off technology companies. We have also been deeply involved in energy policy, serving in public offices, starting up and spun off non-profit entities dedicated to environmental work, and addressing professional and educational groups.


  • Default avatar
    Steve Taber
    Co-founder & CEO

    Princeton Energy Group Co-founder & CEO. Widely known and respected entrepreneur, innovator, and strategic thinker in renewable energy. Founder & former CEO of Nordic Windpower. Leader in public policy formation and NGO work in energy & environmental/habitat protection. Studied at Princeton, received the Master of Architecture (Phi Beta Kappa) from UC Berkeley, English-Speaking Union Fellow.

  • Default avatar
    Dr James Walker
    Co-founder & President Emeritus

    Major figure in the history of the energy industry. Former Executive Director and Vice Chairman of the California Energy Commission. Vice Chairman & former CEO of enXco, now renamed EDF Renewable Energy. Co-founder of Princeton Energy Group. 2007 American Wind Energy Association (AWEA) Person of The Year. 2008-09 President of AWEA. Co-founder of the American Wind Wildlife Institute. University Scholar at Princeton, doctorate from Harvard Busines

  • Default avatar
    Dr Kumiko Yoshinari
    Director of Project Finance

    Accomplished specialist in international structured and project finance. As Principal Strategist at the International Finance Corporation (IFC), member of the World Bank Group, led numerous innovative financing programs in renewable energy, energy efficiency and other sectors in Asia, Africa and Eastern Europe. Received the IFC’s highly competitive Long Term Performance Award. PhD in applied economics from Université de Paris, Masters in Publi

  • Default avatar
    Dr Richard Ely
    Project Development

    Extensive work in sustainable development in the US & emerging markets. Headed environmental surveys for Ocean Systems worldwide, has developed energy conservation programs for NEES, the Conservation Law Foundation, Sierra Club, and numerous state agencies. Built several small scale hydroelectric plants in the Northeast of the U.S. Organized the first Solar Energy day in the United States, which later developed into Earth Day. MS in Civil Engine

  • Default avatar
    Andrea Taber
    Director of Special Projects

    Accomplished environmental professional & entrepreneur. Leadership team of three successful startup companies. Led the creation of the Santa Monica Mountains National Recreation Area for the NPS. Managed large construction projects, including portions of the 1200 MW Helms Hydroelectric Facility in California. Board Member, Women’s Environmental Network.

Previous Investors

  • Default avatar
    Goldman Sachs
    Default avatar
    Chevron Corporation
    Default avatar
    AFL-CIA Pension Funds