Gamechanger Salon

Gathering For Justice (GFJ)

Gay & Lesbian Advocates & Defenders (GLAD)

Gay, Lesbian and Straight Education Network (GLSEN)

General Investment Management (GIM)

Generation Progress (GP)

Generational Alliance (GA)

Geraldine R. Dodge Foundation

German Marshall Fund of the United States (GMF)

Gisha: Center for the Legal Protection of Freedom of Movement (GCLPFM)

Glaser Progress Foundation (GPF)

Global Campaign for Climate Action (GCCA)

Global Centre for the Responsibility to Protect (GCRP)

Global Exchange (GE)

Global Green USA (GGUSA)

Global Relief Foundation (GRF)

Global Studies Departments and Programs (GSDP)

Gold Star Families for Peace (GSFP)

GRACE Communications Foundation (GCF) (Formerly: Global Resource Action Center for the Environment)

Graduate School of Islamic and Social Sciences (GSISS)

GrantMakers Without Borders (GWB)

Grassroots Campaigns (GC)

Grassroots International (GRI)

Green Cross International (GCI)

Green For All (GFA)