EESI is grateful for the many foundations, government agencies, businesses, organizations and individuals who support our work.


  • Energy Foundation
  • (in kind)
  • The George Gund Foundation
  • Henry M Jackson Foundation
  • The JPB Foundation
  • McKnight Foundation
  • Merck Family Fund
  • New York Community Trust (NYCT)
  • POET
  • David Rockefeller Fund
  • Salesforce Foundation (in kind)
  • Surdna Foundation
  • Wallace Genetic Foundation

EESI Director's Circle

Members of the Director’s Circle have made a substantial commitment to EESI by partnering with us to foster clean energy. These companies and individuals have provided $5,000, $10,000, or more in general, unrestricted support. EESI is deeply grateful to our Director's Circle for their leadership roles in the sustainable energy community. Join the Director's Circle by giving $5,000 or more online today. Or contact Susan Williams at (202) 662-1887 or development [at]

Join the Director's Circle

  • American Public Transportation Association (APTA)
  • Anonymous
  • Harold Appleton
  • Bromwell Charitable Fund #2
  • Gabrielle Conklin
  • The Papoose Fund

  • PB & K Family Foundation
  • Satender Rawal (in-kind)
  • Roger & Vicki Sant
  • Richard & Karen Whitney

EESI Associates

EESI Associates are a very important part of the EESI family. Associates are individuals, businesses, or nonprofits that have made a significant commitment to renewable energy and energy efficiency by partnering with EESI to help us achieve our mission. EESI Associates provide us with the flexibility to put resources in the areas of greatest need and or greatest opportunity. Associates help EESI respond to issues quickly and provide assistance whenever needed. Become an Associate by giving between $1,000 to $4,999 online or by mail today (a gift of $5,000 or more makes you a member of the Director's Circle!). Or contact Susan Williams at (202) 662-1887 or development [at]

Become an EESI Associate

Businesses & Associations

  • ALLETE / Minnesota Power
  • Electric Cooperatives of South Carolina
  • Iowa Renewable Fuels Association
  • National Hydropower Association (NHA)
  • Polymer Science Incorporated
  • Solar Energy Industries Association (SEIA)
  • Van Ness Feldman

Foundations & Family Foundations

  • Buchholzer Charitable Foundation
  • Hammond Family Foundation
  • Ted and Ruth Johnson Family Foundation
  • Carl E. Kessler Family Foundation
  • David Kimmel Foundation
  • Lester Poretsky Family Fund
  • The Mark Ramba Family Fund at Schwab Charitable
  • Schmitz-Fromherz Family Fund
  • Triskeles Foundation - Tierra Vista Fund
  • Tulsa Community Foundation
  • Whitman Family Foundation


  • Acharya, Madhav
  • Adams, Annette and Jeff
  • Adhikari, Emily
  • Anonymous
  • Arora, Akankshi and Sartag
  • Bierbaum, Rosina
  • Brzozowski, Mike
  • Carson, TJ
  • Colton, Deborah
  • DeSantis, Ranae
  • Dorman, Craig
  • Dudar, Lori
  • Duncan, Roger
  • Duston, Art
  • Eckhart, Michael
  • Elton, Loree
  • Fidler, Shelley
  • Gramlich, Jeffrey
  • Harris, Jessie
  • Jansen, Laura
  • Jethva, Mayur
  • Jones, Gregory
  • Kaarsberg, Tina
  • Kalick, Laura and Ted
  • Kazandjieva, Maria
  • Kolesky, Jeff
  • Kramer, Peg
  • Matloff, Dan
  • McCool, Michael
  • Meyer, Carl
  • Murray, Frank
  • Nuth, Richard
  • Rielly, Marie
  • Sacks, Craig
  • Scharch, Alex
  • Schepis, Christopher
  • Seligman, Peter
  • Shaw, Karen
  • Siecke, Linda & Martin
  • Singh, Reet
  • Stromberg, Luise
  • Wagoner, Julianne
  • Warshaw, Lawrence
  • Wedemeyer, Kate
  • Whitnah, Tom
  • Zizlsperger, Nora


Workplace Giving

CFC # 10627

A portion of EESI's financial support comes from its membership in EarthShare, a federation of publicly supported environmental and conservation charities. EarthShare seeks to expand the financial support and the involvement of people, particularly at the workplace, to advance its affiliates' efforts to protect public health and welfare and to conserve natural resources for future generations.

To learn more about EESI's finances, please view our Form 990 and/or Audited Financial Statements.