The following foundations have generously supported the Grassroots Fund since its launch in 2003:
Alfred C. and Ersa S. Arbogast Foundation
The California Wellness Foundation
California Wildlands Grassroots Fund
Fledgling Fund
John & Marcia Goldman Foundation
Richard and Rhoda Goldman Fund
Clarence E. Heller Charitable Foundation
William and Flora Hewlett Foundation
David L. Klein Jr. Foundation
Gordon & Betty Moore Foundation
Penney Family Fund
The Purple Lady /Barbara J. Meislin Fund
The Jane Rogers and Michael Fischer Fund of the San Francisco Foundation
Rose Foundation for Communities and the Environment
The Sandler Family Supporting Foundation
Tsais Family Foundation