Sister Bay Historical Society Inc
Arts, Culture & Humanities · $509K revenue
7 nonprofits in Sister Bay, Wisconsin with $4.8M in total revenue. AI-powered transparency reports from IRS 990 data.
| # | Organization | Category | Revenue | Score | AI Insight |
|---|---|---|---|---|---|
| 1 | Northern Door Child Care Project Inc | Human Services | $1.7M | — | — |
| 2 | Rosemann Family Foundation Inc | $778K | — | — | |
| 3 | Midsummers Music Ltd | Arts, Culture & Humanities | $716K | — | — |
| 4 | Senior Citizens Agency Of Northern Door Inc | Human Services | $531K | — | — |
| 5 | Sister Bay Historical Society Inc | Arts, Culture & Humanities | $509K | — | — |
| 6 | Sister Bay Advancement Association | Community Improvement | $458K | — | — |
| 7 | Sister Bay And Liberty Grove Firefighters Association Inc | Health Care | $131K | — | — |
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 Sister Bay, Wisconsin, we track 7 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 7 registered nonprofits in Sister Bay, Wisconsin, with $4.8M in combined annual revenue and $0 in total assets.
The largest nonprofit in Sister Bay by revenue is Northern Door Child Care Project Inc with $1.7M in annual revenue.
The most common categories in Sister Bay are Arts, Culture & Humanities, Human Services, Health Care.
Spending efficiency data is being compiled for nonprofits in Sister Bay.
Executive compensation data is being compiled for nonprofits in Sister Bay.
You can research any nonprofit in Sister Bay 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.