Wyoming · Nonprofit
BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM
BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM (Wyoming) receives grants from 2 organizations whose IRS filings report $77,000 to it, the largest being DONOR ADVISED CHARITABLE GIVING INC ($65,000). 0 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- Revenue FY2025
- $72k
- Funders on record
- 2
- Grants received
- $77k
- Net assets
- $188k
What Big Horn Basin Dinosaur and Geoscience Museum does
Mission
The mission statement of Big Horn Basin Dinosaur and Geoscience Museum is to obtain and house museum-quality casts of some of the world's most iconic dinosaurs and mariene reptiles that have been found in big horn county to entertain, educate and inspire visitors of all ages. The museum's goal is to do this by connecting visitors to the scientific wonders of the geologic past and to our land, our changing planet, and deep time.
As stated on its FY2025 Form 990-EZ.
Program
Obtained contracts and down payments on museum-quality casts of two iconic dinosaurs.
$23,000 spent100% of program spending
The program described on its FY2025 Form 990-EZ. Program spending in total: $23,000.
Who funds it, year by year
Grant support over time, funder by funder — shade shows the grant size each year.
2 of 2 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 100% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM leans on a few funders — its largest provides 84% of grant income and the top three 100%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
100% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
100% of BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Too little is directly attributable to place on a map.
Funder states come from each funder’s own filing. $77k arriving through sponsors registered in 2 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM runs a healthier operating margin than three-quarters of the 10,242 arts & culture nonprofits its size.
this organization peer median middle 50% of peers· 10,242 arts & culture nonprofits under $100k, FY2025
Organizations like BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In Wyoming
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Public support
90%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Screen this organization
A dated, signed PDF of the compliance screen for BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM?
- BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM (Wyoming) receives grants from 2 organizations whose IRS filings report $77,000 to it, the largest being DONOR ADVISED CHARITABLE GIVING INC ($65,000). 0 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- How many funders does BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM have?
- IRS filings report 2 organizations giving $77,000 in grants to BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM.
- Who is the largest funder of BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM?
- DONOR ADVISED CHARITABLE GIVING INC is the largest funder on record, with $65,000 in grants. The full list of funders is on this page.
- How can an organization like BIG HORN BASIN DINOSAUR AND GEOSCIENCE MUSEUM find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Wyoming. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2025–2025), and the filings of 2 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing