Eidolon works with non-profit, advocacy, political and other clients at the national, regional and local level. Our current clients include:
- Center for American Progress
- Free Press
- GLSEN – Gay, Lesbian, Straight Education Network
- Girls Inc.
- Human Rights Campaign
- In The Life Media, Inc.
- John F. Kennedy Center for the Performing Arts
- The Mayday Fund
- ORBIS International
- Performance Direct
- SLDN – Service Members Legal Defense Network
- Stonewall Community Foundation
- The Maritime Aquarium
- Thirteen/WNET
- The Trevor Project
- YMCA of New York City
In addition, we have worked with the following organizations and clients since 2000:
- Brooklyn Bridge Park Coalition
- Carolyn McCarthy for Congress
- Center for Justice and Democracy
- Chess-in-the-Schools
- Committee for a Democratic Majority
- The Fortune Society
- Gephardt for President
- Harkin for Senate
- Jane Goodall Institute
- Kennedy for Senate 2006
- Legal Action Center
- Legal Environmental Assistance Foundation
- National Aphasia Association
- New York Restoration Project
- People For the American Way
- Rivers for Congress
- STAR Foundation
- Symphony Space
- Texas Democratic Party
- The Williams Project
- World Conference of Religions for Peace

