National Pipe Band Foundation

Enterprise Holdings Foundation

Saint Louis, MO

Enterprise Holdings Foundation supports nonprofits in health, education, arts, disaster relief, reforestation, hunger relief, and community equity, with an emphasis on organizations actively supported by Enterprise employees and their families. Its reported grants range widely: 2024 giving averaged about $7,700 across 9,499 grants, while the foundation also offers awards of up to $40,000; it supports communities where Enterprise operates worldwide. Unsolicited requests are accepted at any time, but eligible applications must be submitted by an Enterprise team member or their spouse or domestic partner on behalf of a nonprofit they actively support.

IBM International Foundation

Armonk, NY

The IBM International Foundation funds education and workforce programs that build 21st-century and technology job skills, including initiatives for underserved students and job seekers. Its 2024 grants ranged from $10,000 to $8.48 million, with a median of $100,000, and went to organizations across several U.S. states, especially Delaware and Massachusetts. It funds only preselected organizations and does not accept unsolicited requests.

Aetna Foundation Inc

Hartford, CT

Aetna Foundation supported health and wellness, access to health care, and related community needs; its 2021 grants ranged from $5,000 to $1 million, with a median of $40,000, and went to organizations across multiple states, especially in D.C. and Connecticut. Its 2021 filing was marked final, so it appears to have ended or be winding down grantmaking; that filing said there were no restrictions on who could apply and pointed applicants to its website for application materials.

Idsa Education and Research Foundation

Arlington, VA

The idsa foundation, the 501(c)(3) charitable arm of the infectious diseases society of America, complements idsa's mission by securing philanthropic and industry support to advance its strategic priorities. The foundation strengthens the infectious diseases workforce, promotes inclusion and equity, and expands idsa's capacity to lead in research, preparedness, and public health responseensuring lasting impact in the fight against infectious diseases.

Aerojet Rocketdyne Foundation

Melbourne, FL

The Stephen & Renee Bisciotti Foundation

Baltimore, MD

The foundation supports 501(c)(3) organizations working in education, mentorship, community development, and workforce development, with an emphasis on entrepreneurship and underserved communities, primarily in Baltimore, Maryland. In 2024, grants ranged from $680 to $8 million, with a median of $75,000. It does not accept unsolicited requests and uses an invitation-only process.

Bristol-Myers Squibb Foundation Inc

Princeton, NJ

The Bristol-Myers Squibb Foundation supports health-access initiatives for disproportionately affected populations, including cancer, blood disorders, brain health, and clinical-trial participation, in the United States and internationally. In 2024, its median grant was $134,090, though awards varied widely; it says application materials are available upon request and advises organizations to contact it about the process, but does not state whether unsolicited requests are accepted.

Brown Advisory Charitable Foundation Inc

Baltimore, MD

The foundation supports program work in higher education, health care, education and job training, human services, the arts, and community-based efforts. Its 2025 grants ranged from $100 to $387,250, with a median of $2,500; funding was concentrated in Maryland and South Carolina. It accepts requests from organizations beyond a preselected list, and the filing says awards are geographically restricted but does not specify the boundaries.

The United Way of Central Maryland Inc

Baltimore, MD

The United Way of Central Maryland funds nonprofits and community projects focused on basic needs and family stability, including housing, education, health, and economic advancement. Its grants vary widely; the 2025 median was about $15,000, with awards ranging from about $5,000 to $462,000. It serves Baltimore City and Anne Arundel, Baltimore, Carroll, Harford, and Howard counties; the provided information does not clearly state whether it accepts unsolicited requests.

The Hearst Foundation

New York, NY

The Hearst Foundation supports established U.S. nonprofits in culture, education, health, and social services, with an emphasis on broad community impact. In 2024, grants ranged from $75,000 to $500,000, with a median of $150,000; New York staff review requests from east of the Mississippi and San Francisco staff review those from the west. Applications are submitted through its grants portal.

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.

The Abell Foundation Inc

Baltimore, MD

The Abell Foundation funds nonprofits, government agencies, and fiscally sponsored projects addressing Baltimore City needs, including education, health, workforce development, community development, criminal justice, the environment, and the arts. Its 2024 grants ranged from $188 to $300,000, with a median of $20,000. It accepts unsolicited requests: applications of $10,000 or less are reviewed on a rolling basis, while larger requests are considered at five annual Board meetings.