Charles Adams Nature Research Foundation

Universities Research Association Inc

Washington, DC

URA primarily supports university research, research facilities, education, and STEM workforce development, with 2025 grants going to universities in multiple U.S. states. Its typical grant was about $15,000 (2025 median; awards ranged from $5,059 to $39,243), and it also offers a visiting scholars program with awards up to $50,000. The profile does not state whether it accepts unsolicited requests.

Trustees of Tufts College

Medford, MA

Trustees of Tufts College supports university instruction, research, student services, and related organizations; its 2025 grants had a median of $76,881, though many large awards were subcontract grants. Giving is concentrated in Massachusetts, and its Tufts Community Grants offer $5,000 for eligible nonprofit projects in Boston, Grafton, Medford, and Somerville; the profile does not state whether it accepts unsolicited requests.

President and Fellows of Harvard College

Cambridge, MA

Harvard’s funding supports education and research, including awards to hospitals, research institutes, and universities, with most reported grant dollars going to Massachusetts. Its 2025 grants ranged from $5,002 to $27.4 million, with a median of $123,018; it also lists smaller opportunities for local artists and performers. The profile does not state whether it accepts unsolicited requests.

Gamma Mu Foundation Inc

Fort Lauderdale, FL

Gamma Mu Foundation funds U.S. organizations serving LGBTQ+ communities, especially rural and underserved populations, in community services, public education and research, and HIV and other health programs. Grants are typically around $5,000–$12,600, with awards up to $15,000. It accepts applications through an annual online process; unsolicited requests are not addressed.

Rensselaer Polytechnic Institute

Troy, NY

Rensselaer Polytechnic Institute’s reported grants primarily support research subcontracts to universities, medical institutions, and research organizations; its student scholarships and fellowships are not grants to outside applicants. In 2025, grants ranged from $5,700 to $659,031, with a median of $71,429, and recipients were located across the U.S., especially in New York. It does not state whether it accepts unsolicited funding requests.

The Kilkea Foundation Inc

New York, NY

The Kilkea Foundation primarily funds college tuition, with 2025 grants ranging from $100 to $96,200 and a median grant of $1,000. Most grant dollars went to Vermont recipients, followed by New York; its 2024 filing says it does not restrict giving to preselected organizations, but does not specify an application process.

Foundation for the Carolinas

Charlotte, NC

Foundation For The Carolinas funds nonprofits and other eligible organizations working in areas such as education, health and human services, the environment, youth development, and animal welfare, primarily across 13 counties in North and South Carolina. Its 2024 grants had a median of $25,000, though amounts varied widely; most grants are donor-recommended and have no application process, while some competitive programs accept applications under program-specific rules.

Croul Family Foundation

Irvine, CA

The foundation primarily supports K–12 education and organizations serving people who are economically disadvantaged or homeless, with priorities also including veterans, food banks, and shelters; its focus is Orange County, California. Typical grants are around $10,000 (2024 median), though published grant categories are $1,000–$14,999 and $15,000–$50,000. Its materials conflict on unsolicited requests: one says it does not accept them, while another says it accepts them but has very limited funds for general grants.

The Warren Foundation Inc

Greenwich, CT

The Greater Cincinnati Foundation

Cincinnati, OH

The Greater Cincinnati Foundation supports education, affordable housing, arts and culture, community well-being, neighborhood development, and basic needs, with responsive grants focused on its eight-county Greater Cincinnati service area. Its 2024 grants had a median of $20,000, while specific opportunities range from small awards to grants of up to $450,000. It offers open RFP and LOI opportunities; the profile does not state whether it accepts unsolicited requests outside those opportunities.

American Genetic Association

South Beach, OR

The American Genetic Association funds organismal genetics and genomics research, including graduate and postdoctoral research, scientific events, and education and community-engagement programs. Its 2025 grants ranged from $3,560 to $12,000, typically around $6,000, and went to universities in several U.S. states. Applicants generally must be AGA members; whether unsolicited requests are accepted is not stated.

Johns Hopkins University

Baltimore, MD

Johns Hopkins University funds education, research, clinical practice, and related programs, with many large awards listed as sub-awards; its 2025 grants had a median of $100,000. Grants went mainly to recipients in California and Maryland, among other states, but no geographic restriction or policy on unsolicited requests is stated.