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Missouri · Nonprofit

MARTHA LAFITE THOMPSON NATURE SANCTUARY

MARTHA LAFITE THOMPSON NATURE SANCTUARY (Missouri) receives grants from 2 organizations whose IRS filings report $42,100 to it, the largest being Greater Kansas City Community Foundation ($42,000). 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.

$81k
Revenue FY2025
2
Funders on record
$42k
Grants received
$595k
Net assets
0/2 repeat funderspeak grant-dependency 0%

Three funders worth looking at

Grantmakers with no record of funding this organization, ranked by how strongly the co-funder graph and the mission embeddings agree. The evidence is in section 03.

See all 12 prospects and why each one surfaced →
01The organization over time

The organization over time

Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended.

100 = 20172017 Revenue 100 ($122k) Expenses 100 ($146k) Net assets 100 ($739k)2018 Revenue 103 ($125k) Expenses 102 ($149k) Net assets 97 ($714k)2019 Revenue 94 ($114k) Expenses 108 ($157k) Net assets 91 ($671k)2020 Revenue 83 ($100k) Expenses 97 ($141k) Net assets 85 ($628k)2021 Revenue 57 ($69k) Expenses 91 ($132k) Net assets 90 ($665k)2022 Revenue 67 ($81k) Expenses 99 ($144k) Net assets 80 ($594k)2023 Revenue 81 ($99k) Expenses 89 ($130k) Net assets 80 ($594k)2024 Revenue 81 ($98k) Expenses 97 ($141k) Net assets 80 ($595k)2025 Revenue 66 ($81k) Expenses 91 ($132k) Net assets 80 ($595k)
'17'18'19'20'21'22'23'24'25
Revenue (66)Expenses (91)Net assets (80)
02Who funds it

Who funds it, year by year

Grant support over time, funder by funder — shade shows the grant size each year.

1 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 MARTHA LAFITE THOMPSON NATURE SANCTUARY’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

MARTHA LAFITE THOMPSON NATURE SANCTUARY leans on a few funders — its largest provides 100% 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 MARTHA LAFITE THOMPSON NATURE SANCTUARY.

100%
largest funder
100%
top three
~1
effective funders

“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 MARTHA LAFITE THOMPSON NATURE SANCTUARY'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. Of the $100 that is directly attributable, 100% of it comes from funders outside Missouri, across 1 state.

FL

Funder states come from each funder’s own filing. $42k arriving through sponsors registered in 1 stateis 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.

03Its place in the field

Funders to approach

Grantmakers that don’t fund you yet, surfaced two ways: they back organizations that share your funders, or their grantees resemble your mission. The ones both signals agree on come first.

From the co-funder graph (funders backing at least two comparable organizations, shrunk for grantee count, donor-advised and mega-funds excluded) and the universe embeddings. A research starting point; overlap is association, not a guarantee of fit.

Organizations like MARTHA LAFITE THOMPSON NATURE SANCTUARY

Nonprofits whose mission and program text most resemble this one, by semantic similarity over the universe of US filings — the closest peers, and often the clearest route to shared or prospective funders.

In Missouri

Nationally

04Profile & governance

Read directly from this organization’s own Form 990, as neutral context.

Screen this organization

A dated, signed PDF of the compliance screen for MARTHA LAFITE THOMPSON NATURE SANCTUARY: 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.

A paid feature, included from the $75 plan up. Sign in to download.

Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. How the screen works · on the API as GET /api/screening/{ein}?format=pdf

Questions and answers

Who funds MARTHA LAFITE THOMPSON NATURE SANCTUARY?
MARTHA LAFITE THOMPSON NATURE SANCTUARY (Missouri) receives grants from 2 organizations whose IRS filings report $42,100 to it, the largest being Greater Kansas City Community Foundation ($42,000). 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 MARTHA LAFITE THOMPSON NATURE SANCTUARY have?
IRS filings report 2 organizations giving $42,100 in grants to MARTHA LAFITE THOMPSON NATURE SANCTUARY.
Who is the largest funder of MARTHA LAFITE THOMPSON NATURE SANCTUARY?
Greater Kansas City Community Foundation is the largest funder on record, with $42,000 in grants. The full list of funders is on this page.
How can an organization like MARTHA LAFITE THOMPSON NATURE SANCTUARY find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Missouri. 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 2017–2025), and the filings of 2funders 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 August 27, 2026. What this page cannot tell you · view filing