Elizabeth and Harry Marshall Foundation

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.

Auc Consortium Inc

Atlanta, GA

The John and Rosemary Brown Family

Atlanta, GA

The John and Rosemary Brown Family funds charitable organizations working in areas including food assistance, homelessness, education, health, and community support, with the largest share of 2025 grant dollars going to Georgia. Its 2025 grants ranged from $1,000 to $500,000, with a median of $15,000. It does not accept unsolicited requests and gives only to preselected organizations.

Betty and Davis Fitzgerald Foundation

Atlanta, GA

The Betty and Davis Fitzgerald Foundation funds education and mental health access for children, youth, and families, especially systems-level, workforce, policy, collaboration, and capacity-building efforts. Its 2024 grants ranged from $200 to $80,000, with a median of $15,000, for organizations serving Metro Atlanta’s 21 counties or working statewide in Georgia. It accepts unsolicited requests through an open application process.

The Colleen & Sam Nunn Family Foundation

Atlanta, GA

The Colleen & Sam Nunn Family Foundation funds a varied mix of organizations, including those working in education, health, conservation, culture, and global security. Its 2025 grants ranged from $250 to $101,000, with a median of $1,000; most funding went to Georgia, with additional grants in Washington, D.C., Washington state, Texas, and Massachusetts. It does not accept unsolicited requests and gives only to preselected organizations.

American Heart Association Inc

Dallas, TX

The American Heart Association funds basic, clinical, behavioral, translational, population, and other research on cardiovascular, cerebrovascular, and brain health, mainly through research awards to eligible U.S.-based nonprofit institutions. In 2025, grants ranged from $5,000 to $9.9 million, with a median award of $20,000. Applications are submitted through designated programs; the profile does not state whether unsolicited requests are accepted.

The Simons Foundation Inc

New York, NY

The Simons Foundation funds research in mathematics and the basic sciences, as well as autism and other disease research, through grants to research centers, universities, and related organizations. In 2024, grants ranged from $1,480 to $20 million, with a median of $72,000; funding is concentrated in New York, California, and Massachusetts, with awards also made elsewhere in the U.S. and internationally. Whether it accepts unsolicited requests is not stated.

StClare Foundation Inc

Atlanta, GA

StClare Foundation supports a range of charitable organizations, including arts, health, human rights, hunger relief, and women’s leadership groups. In 2024, it made 17 grants of $500–$10,900, with a median award of $1,000; 95% of grant dollars went to Georgia, with smaller amounts in Florida and North Carolina. It funds only preselected organizations and does not accept unsolicited requests.

Marguerite Casey Foundation

Seattle, WA

The Marguerite Casey Foundation funds community organizing, leadership development, and efforts advancing democracy, economic justice, and public resources, with a focus on shifting power toward excluded communities; it gives across multiple states and Washington, DC. In 2024, grants ranged from $200 to $1.5 million, with a median of $50,000. It is invitation-only and does not accept unsolicited requests.

J Bulow Campbell Foundation

Atlanta, GA

The J. Bulow Campbell Foundation primarily supports capital campaigns in education, youth development, human services, public spaces, and cultural institutions, with a preference for established nonprofits and added consideration for Christian-based organizations. Its 2024 grants ranged from $100,000 to $4.5 million, with a median of $400,000; it focuses on Atlanta and Georgia, with eligibility extending to five neighboring states. Applicants are encouraged to speak with staff before beginning with a one-page request letter.

Annie E Casey Foundation Inc

Baltimore, MD

The Annie E. Casey Foundation funds U.S. nonprofits and other partners working to improve outcomes for children and young people, including family strengthening, child welfare, education, employment, community development and juvenile justice. In 2024, grants ranged from $50 to $1,185,000, with a median of $40,000. Grants are by invitation only; it does not accept unsolicited requests.

The Harry and Jeanette Weinberg

Owings Mills, MD

The Harry and Jeanette Weinberg Foundation funds direct services, programs, general operations, and capital projects in housing, health, jobs, education, and aging for low-income and vulnerable people. Its 2024 grants had a median of $50,000; its Small Grants Program offers up to $50,000 over two years, with funding focused on Baltimore, Hawaiʻi, Israel, and Northeastern Pennsylvania. It awards grants by invitation only and does not accept unsolicited requests.