Form 990 for the fiscal year ending December 2025 (IRS tax year 2025).
Supports the Mining Rollo Jamison Museum through charitable donations. For fiscal year 2025 it reported $139K in revenue, $98K in expenses, and $904K in net assets.Pt I
- Founded
- 1980
- Type
- Public charity (501(c)(3)) · Nonprofit
- Location
- Platteville, WI
- Website
- www.mining.jamison.museum
- Filings
- 6 on file (2020–2025)
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What Funders Ask
Foundation funders?
good 1 funder — Edward Jones Foundation
$300 in the latest grant year. Details →
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Summary of the Filing
Identity & Classification
Governance & Policies
Officers, Directors & Key Employees
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Where the work happens
Includes providing financial support for the mining & rollo jamison museums through a donation to the city of platteville museum department to fund general operations, supporting educational events and programs of the mining & rollo jamison museums, school field trip scholarships, and support for educational exhibits and…
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Statement of Revenue
Statement of Functional Expenses
Balance Sheet
Financial Metrics
Same NTEE category, revenue band, and state where available. Descriptive — not a grade.
| Metric | This org | Peer median | Percentile |
|---|---|---|---|
| Program ratio | 88% | — | — |
| Overhead ratio | 12% | — | — |
| Revenue growth | -31% | — | — |
Straight from the Form 990 — descriptive, not an evaluation. A ratio is hidden when its base is zero or too small to be meaningful; the dollars are always shown.
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Filings & Schedule Manifest
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