Rapid City Club for Boys Foundation Inc

South Dakota Stockgrowers Development Foundation

Rapid City, SD

Larson Foundation

Sioux Falls, SD

The Larson Foundation supports eligible charitable organizations, educational institutions, and government units working to improve quality of life, with recent grants spanning housing, youth programs, education, and family services. It gives primarily in South Dakota, with a typical grant around $30,000 (2025 median; awards ranged from $4,500 to $260,000). Applicants must complete a grant request form, so it accepts requests; deadlines are March 1 and September 1, subject to change.

Gwendolyn L Stearns Foundation Inc

Rapid City, SD

The foundation supports human services and community programs, including aging care, hunger relief, youth mentoring, and counseling and education. Its 2024 grants ranged from $5,000 to $25,000, with a median of $15,000, and went to South Dakota recipients; applicants must be from the Rapid City area. To apply, contact James Clement and complete the foundation’s information request application; no predetermined deadline is stated.

Tennyson Family Foundation Inc

Custer, SD

The Tennyson Family Foundation supports a range of needs, including general and program support, scholarships, food distribution, and rent and utility assistance, with most funding going to South Dakota organizations. Its 32 grants in 2024 ranged from $100 to $11,600, with a median grant of $1,000. The filing describes an application for the Jill Tennyson Memorial Scholarship but does not state whether the foundation accepts unsolicited requests.

The LB Lane Family Foundation Inc

Hickory, NC

The LB Lane Family Foundation supports charitable organizations in areas including arts, science education, food assistance, housing, youth and senior services, broadcasting, and relief. Its 2025 grants ranged from $1,000 to $15,000, with a median of $3,000, and went primarily to organizations in South Dakota, North Carolina, and Virginia, with smaller amounts to Montana and Washington, DC. It funds only preselected organizations and does not accept unsolicited requests.

NDN Collective Inc

Rapid City, SD

NDN Collective funds Indigenous-led organizations, Tribes, groups, projects, and individuals working on self-determination, justice, and equity, including land and water protection, food systems, language and cultural revitalization, and frontline organizing. Its 2024 itemized grants had a median of $50,000 and ranged from $5,600 to $1 million; the 2025 Community Self-Determination process was not open to new applicants and was limited to current or former grantee-partners.

Trustage Foundation Inc

Madison, WI

TruStage Foundation funds economic mobility through education—especially K–12 literacy, mentoring, and tutoring—and housing, including affordable housing, homelessness support, and rental assistance, with an emphasis on equity and systemic change. Its 2024 grants ranged from $250 to $650,000, with a median of $22,500; it prioritizes Madison/Dane County, Wisconsin, and the Cedar Valley area of Iowa, while employee giving supports organizations nationwide. Its 2024 filing says it funds preselected organizations and does not accept unsolicited requests.

Black Hills Area Community Foundation

Rapid City, SD

The Black Hills Area Community Foundation funds community projects, social and human services, youth and family programs, food services, animal welfare, organizational capacity building, and scholarships. Its 2025 grants had a median of $15,000 (ranging from $5,200 to $1,182,199) and served Butte, Meade, Lawrence, Pennington, Custer, Oglala Lakota, and Fall River counties in South Dakota; the profile does not state whether it accepts unsolicited requests.

Sanford Group Return

Sioux Falls, SD

Sanford Group Return funds health care access and outcomes, community wellbeing, workforce and education, and related community needs, including health professions education and research. In 2024, its median grant was $24,900, with awards ranging from $5,500 to $3.6 million; giving was concentrated in South Dakota, North Dakota, and Minnesota. Its Community Dividend Fund accepts online funding requests in South Dakota, Iowa, Minnesota, Montana, Nebraska, North Dakota, and Wyoming; whether unsolicited requests are accepted is not stated.

Midcontinent Foundation

Minneapolis, MN

The foundation supports a broad range of schools, libraries, youth and community groups, and organizations addressing social services, disability inclusion, and health needs. Its 2024 grants ranged from $19 to $5,000, with a median of $1,000, primarily in South Dakota, Minnesota, and North Dakota, as well as Kansas and Wisconsin. It accepts requests by letter describing the intended use and including the organization’s address and phone number; the board meets twice a year.

South Dakota Community Foundation

Pierre, SD

The South Dakota Community Foundation funds public nonprofits and charitable projects benefiting South Dakota, including work in education, health, human services, culture, economic development, and community problem-solving. Its 2024 grants had a median of about $18,600, though awards varied widely; the profile does not state whether it accepts unsolicited requests.

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.