Blount Family Foundation Inc

The Add Impact Network Inc

Washington, DC

The Add Impact Network funds charitable, social, and educational activities supporting people with autism and disabilities, including cycling, fitness, and awareness programs. Its 2025 grants ranged from $6,460 to $101,036, with a median of $12,500, and went mainly to organizations in Massachusetts, New York, Maryland, New Jersey, and Rhode Island, as well as other states and Washington, DC. The profile does not state whether it accepts unsolicited requests.

Enterprise Holdings Foundation

Saint Louis, MO

The Enterprise Holdings Foundation supports charitable and educational nonprofits in communities where Enterprise Mobility operates, focusing on health, education, arts, and disaster relief; applicants must be actively supported by an Enterprise Mobility team member, spouse, or domestic partner. Giving varies widely: it reported 9,499 grants in 2024, but its 2025 filing showed one grant of $101.4 million, so that amount is not a typical award. Applications are accepted at any time through eligible Enterprise-affiliated applicants; the Foundation does not limit giving to preselected organizations.

William S Abell Foundation Inc

Chevy Chase, MD

The William S. Abell Foundation supports qualified nonprofits addressing hunger, homelessness, domestic violence and child maltreatment, pregnancy-related needs, and intellectual disabilities, plus classical ballet and traditional theater in the Washington, D.C., area. Its primary service area is D.C. and Montgomery, Prince George’s, Charles, Calvert, and St. Mary’s counties in Maryland; 2024 grants ranged from $2,500 to $225,000, with a $25,000 median. It does not accept unsolicited requests; eligible applicants are invited by staff.

The Johnson Foundation Inc

Racine, WI

Joseph E & Marjorie B Jones

Annapolis, MD

The foundation funds education, social services, and healthcare initiatives, particularly for underserved and at-risk people, with a focus on the greater Washington, D.C. area—DC, Maryland, and Virginia. Recent grants ranged from $10,000 to $150,000, with a median award of $25,000. It accepts applications from qualified 501(c)(3) organizations through an online letter-of-inquiry process.

The Shiloh Foundation

Washington, DC

The Shiloh Foundation provides general support across areas including health, arts, archives, community development, and services for people experiencing homelessness, primarily in Washington, DC, with some funding in other states. Its 2025 grants ranged from $100 to $15,000, with a median of $1,000. The filing says it does not limit giving to preselected organizations and lists no standard application forms or materials or specific deadline.