Revolutionary Organization of Socialist Muslims (ROSM)

Righteous Persons Foundation (RPF)

RighteousJews.org

Rights and Democracy (R&D)

Robert Wood Johnson Foundation

Rock the Vote (RTV)

Rockefeller Brothers Fund

Rockefeller Family Fund

Rockefeller Financial Services (RFS)

Rockefeller Foundation

Roosevelt Institute

Rosenberg Fund for Children

Ruckus Society

Run For Something (RFS)

SAAR Foundation (SAFA Trust Group) (SAAR)

Sabeel Ecumenical Liberation Theology Center (Sabeel) (SELTC)

Saga Foundation (SF)

Salsa Labs (SL)

Samuel Rubin Foundation (SRF)

Sanctuary 2014 (New Sanctuary Movement)

Sanders Institute

Sandler Foundation (SF)

Sara Lee Foundation (SLF)

Save the Children Fund (SCF)

Scherman Foundation