Whitman-Walker Foundation Inc

The Susan G Komen Breast Cancer Foundation Inc

Dallas, TX

The Susan G. Komen Breast Cancer Foundation funds breast cancer research and programs supporting education, patient navigation, financial assistance, and access to care. Its 2025 grants ranged from $2,681 to $945,992, with a median of $158,660, and it funds work in the United States and 24 other countries. Research applications require an LOI, and full applications are by invitation; whether it accepts unsolicited requests is not stated.

Advocates for Trans Equality Education Fund

New York, NY

Advocates for trans equality fights for the legal and political rights of transgender people in America. Leveraging decades of experience on the frontlines of power, we shift government and society towards a future where we are no less than equal.

Delta Dental Community Care Foundation

San Francisco, CA

The foundation supports nonprofit efforts to expand access to quality oral health care, improve senior oral health, provide oral health education, develop the dental workforce, and strengthen communities across its 15-state service area and Washington, D.C. Its 2025 grants ranged from $280 to $4 million, with a median of $40,000. It funds only preselected organizations and does not accept unsolicited requests.

Posner-Wallace Foundation

Wilmington, DE

Morrissette Family Foundation Inc

Springfield, VA

The Morrissette Family Foundation funds a range of charitable organizations, including education, health, community, cultural, and environmental organizations, primarily in Virginia, Maryland, and Washington, D.C. Its 2025 grants ranged from $200 to $20,000, with a median of $2,000. It accepts requests by letter describing the charity and does not limit giving to preselected organizations.

The Clara Weiss Fund

Seville, OH

The Clara Weiss Fund supports nonprofit organizations across fields including food and health services, education, youth development, and the arts. Its 2025 grants ranged from $100 to $15,000, with a median of $1,500, and mainly went to organizations in Ohio, Virginia, and Washington, D.C., as well as several other states. It says to contact Lizbeth Kohler about applying; whether it accepts unsolicited requests is not stated.

The Sidley Austin Foundation

Chicago, IL

The Sidley Austin Foundation supports civil legal aid, higher education, community development, and children’s play spaces, with 2025 grants concentrated in Illinois, New York, California, Washington, D.C., and Maryland. Its 2025 grants ranged from $100 to $517,408, with a median of $5,000. It funds only preselected charitable organizations and does not accept unsolicited requests.

Georgetown University

Washington, DC

Georgetown University’s 2025 grants mainly supported research and related work through subawards to universities, hospitals, and nonprofits. It reported 191 grants totaling $27.9 million, with a median grant of $58,829; recipients were across the U.S., with the largest shares of funding going to DC and California. The stated application programs are limited to Georgetown faculty; whether it accepts unsolicited requests from outside organizations is not stated.

Association of American Medical Colleges

Washington, DC

The AAMC supports academic medicine, including medical education, health equity, biomedical research, clinical care, and community health initiatives. In 2025, its 34 grants ranged from $7,500 to $186,843, with a median of $14,167, and went mainly to recipients in Washington, DC, Georgia, Oregon, New York, and California. Some AAMC medical education grant programs invite applications, but the profile does not state whether its broader grantmaking accepts unsolicited requests.

NCRC Community Development Fund Inc

Washington, DC

NCRC Community Development Fund supports affordable housing and homeownership, small businesses—especially minority-owned, women-owned, and low-income businesses—and certain nonprofit programs that provide capital or services to underserved communities. Its listed awards range from $5,000 to $50,000, though typical giving is not stated; it serves communities across the U.S., with some programs focused on Illinois. The profile does not state whether it accepts unsolicited requests.

Greater Washington Community Foundation

Washington, DC

The Greater Washington Community Foundation supports nonprofits working across areas such as economic opportunity, education, health, arts, and human services, with an emphasis on equity and economic justice. Its 2025 grants had a median of $20,000, and it generally funds organizations serving DC, Montgomery County, Prince George’s County, and specified Northern Virginia communities; it offers scheduled open competitive grant rounds as well as invite-only opportunities.

National Fish and Wildlife Foundation

Washington, DC

The National Fish and Wildlife Foundation makes competitive grants for science-based projects that conserve or restore fish, wildlife, plants, and habitats; it does not fund advocacy or litigation. Its 2025 grants had a median of about $106,500, and it supports projects across all 50 states and U.S. territories. Applications are competitive and program-specific; whether pre-proposals are required varies by program.