17 nonprofits in Porcupine, South Dakota. See where $33.1M in donations goes — program spending, CEO pay, and red flags from IRS 990 filings.
| # | Organization | Category | Revenue | Score | AI Insight |
|---|---|---|---|---|---|
| 1 | Thunder Valley Community Development Corporation | Community Improvement | $28.2M | — | — |
| 2 | Makoce Agriculture Development | Food, Agriculture & Nutrition | $2.0M | — | — |
| 3 | Pine Ridge Girls School Inc | Education | $804K | — | — |
| 4 | Chanku Waste Ranch | Human Services | $603K | — | — |
| 5 | Lakota Communications Inc | Arts, Culture & Humanities | $520K | — | — |
| 6 | Winyan Wicayuonihan Oyanke Where All Women Are Honored | Human Services | $446K | — | — |
| 7 | Knife Chief Buffalo Nation Society | Human Services | $277K | — | — |
| 8 | First Families Now | Human Services | $211K | — | — |
| 9 | Indigenous Peoples Movement | Arts, Culture & Humanities | $0 | — | — |
| 10 | Population Change Institute | Social Science | $0 | — | — |
Every tax-exempt nonprofit in the United States is required to file an IRS Form 990, which discloses financial details including revenue, expenses, assets, executive compensation, and program activities. NonprofitSpending uses AI to analyze these public filings and generate transparency reports for each organization.
For Porcupine, South Dakota, we track 17 registered nonprofits. Our AI enrichment process evaluates each organization's spending efficiency, revenue trends, governance practices, and mission alignment to produce a mission score and honest headline. This data helps donors, journalists, researchers, and community members make informed decisions about the nonprofits operating in their city.
Data on this page is sourced from IRS 990 filings, IRS Business Master Files, and supplemented with AI-powered analysis. Filing dates, ruling dates, and financial figures reflect the most recent available data. For the most current information on any organization, click through to its individual transparency report.
There are 17 registered nonprofits in Porcupine, South Dakota, with $33.1M in combined annual revenue and $0 in total assets.
The largest nonprofit in Porcupine by revenue is Thunder Valley Community Development Corporation with $28.2M in annual revenue.
The most common categories in Porcupine are Human Services, Arts, Culture & Humanities, Food, Agriculture & Nutrition.
Spending efficiency data is being compiled for nonprofits in Porcupine.
Executive compensation data is being compiled for nonprofits in Porcupine.
You can research any nonprofit in Porcupine by clicking on its name above to view its full AI-powered transparency report. Each report includes IRS 990 financial data, spending breakdowns, executive compensation, revenue trends, and AI-generated risk assessments based on publicly available filings.