The John D. and Catherine T. MacArthur Foundation supports creative people and effective institutions committed to building a more just, verdant, and peaceful world. In addition to selecting the MacArthur Fellows, the Foundation works to defend human rights, advance global conservation and security, make cities better places, and understand how technology is affecting children and society.

Established in 1936, the foundation is an independent, global organization with a legacy of commitment to innovative leaders on the frontlines of social change.

The Global Fund for Women is a publicly supported, nonprofit grant making foundation that advances women's human rights by funding women-led organizations worldwide. It provides general operating support grants to organizations working at the local, regional and national levels to enable women and girls to reach their potential and live free of discrimination and violence.

Mama Cash was the first international women’s fund in the world. Today, the organization funds and supports women’s rights initiatives around the globe that challenge the root causes of injustice. Activists and donors join with Mama Cash to advance social change that starts with gender equality and respect for the human rights of everyone.

Oak Foundation is a group of philanthropic organisations which, since its establishment in 1983, has given over 3,000 grants to not-for-profit organisations around the world. The Oak Foundation commits its resources to address issues of global social and environmental concern, particularly those that have a major impact on the lives of the disadvantaged.