American Brain Tumor Association - Research funding and advocacy organization. In addition to grant information, site has resources for patients and caregivers.
American Cancer Society - Dedicated to helping persons who face cancer. Supports research, patient services, early detection, treatment and education.
California Breast Cancer Research Program - Responsible for administering funding to eliminate breast cancer by leading innovation in research, communication, and collaboration in the California scientific and lay communities.
Cancer Research UK - Funding world-class research and training to improve cancer treatment and prevention, and providing authoritative cancer information and advocacy.