Investment Team

Ann Partlow picture Ann Partlow

Co-founder, Partner

Ann Partlow, Partner served for more than two and a half decades as financial advisor and portfolio manager to members of the Rockefeller Family. At Rockefeller & Co., she created Odyssey Fund in 1978, one of the earliest “mission related” investment funds focused on emerging businesses addressing key social, environmental, and alternative energy businesses. For more than two decades, the Fund was a successful pioneer in energy and environmental investing.

Ann has served as director and trustee of many companies, both for-profit and non-profit. She served as a trustee and Treasurer of the Friends of Women’s World Banking (WWB), the global microfinance institution. She is a trustee of Energy Visions, the national non-profit advocating clean transportation fuels. Ann has also served as a member of the Advisory Committee of the Cleantech Venture Forum. She is a member of the Investment Committee of Commons Capital, a private equity fund sponsored by Investors’ Circle, a national group of socially responsive angel investors. Ann was a recipient of that group’s first Social Venture Pioneer Award.

Areas of Expertise


  • Geothermal
  • Solar photovoltaics
  • Fuel cells
  • Natural gas
  • Independent power
  • Pollution control
  • Catalytic devices
  • Microturbines
  • Power conditioning
  • Cogeneration
  • Risk management software
  • Waste to energy


  • Aluminum
  • Paper
  • Plastic
  • Packaging
  • Wood

Water Treatment

  • Microfiltration
  • Reverse osmosis
  • Chelation chemistry
  • Water & wastewater services
  • Trenchless pipe


  • Biopesticide
  • GPS
  • Organic fertilizers
  • Natural foods
  • Nutracueticals
  • Food testing
  • Biodegradable plastics