John Oster Family Foundation Inc

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.

Duke Energy Foundation

Charlotte, NC

The Duke Energy Foundation funds workforce and local economic development, disaster resilience, conservation, clean water, and economic opportunity in North Carolina, South Carolina, Florida, Ohio, Kentucky, and Indiana. Its 2024 grants had a median of $25,000; applications for grants of $20,000 or less are accepted year-round, after applicants discuss proposals with a state representative.

Smurfit Westrock US Foundation

Atlanta, GA

The Smurfit Westrock US Foundation funds sustainable nonprofit projects in health and nutrition, education, basic care, and reducing inequalities, in communities where Smurfit Westrock operates. Its giving varies widely: it awarded $9,298 in 2023, compared with $6.6 million across 3,633 grants in 2022. It accepts applications year-round through an online form.

Gannett Foundation Inc

New York, NY

Gannett Foundation’s 2025 grants supported a range of organizations, with listed awards generally between $1,500 and $2,500, though the available figures do not establish a typical grant size or geographic focus. The foundation has wound down: its 2026 filing reports no grants or assets, and no current application process or acceptance of unsolicited requests is stated.

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.

Susan and Leander Jennings Foundati

Milwaukee, WI

Motorola Solutions Foundation

Chicago, IL

The Motorola Solutions Foundation funds first-responder programs and technology and engineering education, especially for under-resourced communities; its 2025 grants had a median of $35,000. It supports organizations worldwide, with priority for communities where Motorola Solutions operates, and accepts unsolicited requests through an annual letter-of-inquiry process, with full applications by invitation.

Greater Milwaukee Foundation Inc

Milwaukee, WI

The Greater Milwaukee Foundation funds nonprofit programs, projects, general operations and capital needs, with priorities including early childhood education, housing, basic needs, health, arts and culture, and scientific research. Its competitive grants primarily serve Milwaukee, Ozaukee, Washington and Waukesha counties; in 2024, the median grant was about $27,800, though awards varied widely. It runs competitive grant cycles, but whether it accepts unsolicited requests is not stated.

United Way of Greater Milwaukee & Waukesha County Inc

Milwaukee, WI

United Way of Greater Milwaukee & Waukesha County funds local human services and community programs focused on housing stability, digital access, employment, teen mental wellness, and community resilience. Its 2025 grants ranged from $5,000 to about $2 million, with a median of about $34,000, and most funding went to Wisconsin, especially its four-county region. It requires a Letter of Intent before a full application; the listed 2026–27 Letter of Intent deadline has passed.

Synchrony Foundation

Stamford, CT

In 2024, Synchrony Foundation supported charitable organizations across workforce development, education, financial assistance, and giving, with grants ranging from $150 to $2.6 million and a median of $10,000. Its largest shares of grant funding went to Connecticut, New York, and South Carolina, followed by the District of Columbia and New Jersey; it does not accept unsolicited requests and funds preselected organizations only.

Bradley Impact Fund Inc

Milwaukee, WI

Bradley Impact Fund supports people and nonprofits advancing conservative ideas and public policy through research, public education, advocacy, and implementation, with grants ranging from $100 to over $10 million and a 2024 median of $14,250. It funds locally, regionally, and nationwide; prospective recipients are directed to the Bradley Foundation’s two-step application process, but the profile does not state whether unsolicited requests are accepted.

Alliant Energy Foundation Inc

Madison, WI