Wittwer Family Foundation Inc

Duke Energy Foundation

Charlotte, NC

The Duke Energy Foundation funds workforce development, local economic development and recovery, disaster resilience, conservation, and economic opportunity in communities across North Carolina, South Carolina, Florida, Ohio, Kentucky, and Indiana. It reports more than $30 million in annual charitable grants; awards vary widely, with a 2024 median of $25,000, and applications of $20,000 or less are accepted on a rolling basis. Applicants should contact their local Foundation representative before applying.

The Chicago Community Trust

Chicago, IL

The Chicago Community Trust funds nonprofits addressing economic mobility, wealth gaps, and urgent community needs, with priorities including homeownership, small businesses, education, quality jobs, and investment in underinvested communities. Its 2025 itemized grants had a median of $26,500, though awards vary widely; grants generally benefit Chicago-region residents, and the Trust directs applicants to open opportunities but does not state whether it accepts unsolicited requests.

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.

Thrivent Charitable Impact & Investing

Appleton, WI

Thrivent Charitable Impact & Investing distributes donor-directed and program donations to a broad range of causes and organizations in local, national, and global communities. Its 2024 grants had a median of $11,520 and ranged from $5,006 to $5 million. The profile does not state whether it accepts unsolicited requests.

Alliant Energy Foundation Inc

Madison, WI

Greater Milwaukee Foundation Inc

Milwaukee, WI

The Greater Milwaukee Foundation funds nonprofits working on regional needs such as education, housing, basic needs, health, arts and culture, and small business, with an emphasis on racial equity. Most 2024 grants were relatively modest (median $27,778), though amounts ranged from $5,017 to $4.56 million; its competitive cycles serve organizations in Milwaukee, Waukesha, Ozaukee and Washington counties. It accepts applications through competitive grant cycles held three times a year.

Give Back Foundation

Madison, WI

Give Back Foundation distributes donor-designated contributions through workplace giving and other giving platforms to selected 501(c)(3) charities, rather than setting its own cause areas. In 2025, grants had a median of $9,066, with recipient organizations concentrated in Virginia, California, and Washington, D.C.; it does not accept unsolicited requests or work directly with charities.

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.

Green Bay Packers Foundation

Green Bay, WI

The Green Bay Packers Foundation funds Wisconsin charities working in areas such as families, athletics, children’s safety and education, animal welfare, and other focus areas that vary by year. Its 2026 announcement describes typical awards of $3,000–$8,000, though some grants are larger; it accepts online applications during its stated cycle, February 2–April 1, 2026.

Community Foundation for the Fox Valley Region Inc

Appleton, WI

The Community Foundation for the Fox Valley Region funds public charities and public entities across areas including arts and culture, education, health, human services, community improvement, and the environment, with many grants focused on the Fox Valley. Its 2024 grants ranged from $5,073 to $5,841,877, with a median of $24,900; some funds accept applications through the grant portal, while others are donor-directed or invitation-only.

Ab Nicholas Scholarship Foundation

Mequon, WI

The foundation provides need-based scholarships to Wisconsin high school seniors who played on or managed their school’s basketball team and will attend a University of Wisconsin System institution. Its 2025 awards ranged from $5,000 to $25,000, with a median of $10,000; four-year awards are $10,000 per year and may be renewed. Students apply online during the February 1–April 30 application period; unsolicited requests are not addressed.