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Tumbling Creek Cave Foundation

Tax-deductible

Protem, MO501(c)(3)Since 2004Environment EIN 20-2825363Revenue $187K in FY2025Latest return filed Jul 13, 2026

On file with the IRStumblingcreekcave.org1572 Aley Ln, 65733-6143 · Protem, MOTax-exempt since Mar 2007Publicly supported charity — 170(b)(1)(A)(vi)

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To conserve Tumbling Creek Cave and its natural environment and maintain or establish the habitat for native species and native plant and animal communities, including, but not limited to, various unique, threatened and endangered species, and to facilitate or conduct education and/or research on natural Cave and karst systems and provide facilities for such education and/or reserach.

501(c)(3) charity; gifts are tax-deductible.
61¢ of each $1 spent went to programs.
Run by 40 volunteers.
Mission: Form 990 Part I, line 1 · Status: IRS Pub. 78 · Programs: Part IX · People: Part I, lines 5–6

Before you give

FY2025 · Form 990Independent: from IRS data, not the org
Download 990
IRS status
501(c)(3)
not on the IRS revocation list
Looks good: listed by the IRS and not on the revocation list.
IRS BMF · Auto-Revocation List
Tax-deductible gifts
Yes
Donations are tax-deductible
Looks good: the IRS lists gifts to it as deductible.
IRS Pub. 78 · IRS BMF
Latest return
FY2025
latest Form 990
Looks good: the latest return is for FY2025, 1 tax year back; within 2 tax years.
IRS e-file · Filing history
Surplus or deficit
6 of 6
filings with a surplus
Average surplus $98K a year · 51% of revenue · last 6 filings
Looks good: a surplus in 6 of the last 6 filings.
Pt I · Ln 19 · 6 filings
Spent on programs
61%
of spending
Worth a look: 61% of spending went to programs; under 65%.
Pt IX · Ln 25 · col B
Cash reserves
32 mo
of spending, in cash
Looks good: 31.8 months of spending in cash; 3 or more.
Pt X · Ln 1–2 · Pt I · Ln 18
Liabilities
$0
0% of total assets
Looks good: liabilities are 0% of assets; 50% or less.
Pt X · Ln 26
Independent board members
6
of 7 voting members
Looks good: 6 of 7 voting members are independent, a majority.
Pt VI · Ln 1a–1b
Looks goodFineWorth a lookConcernNo data yetTap a box for the reason.
Revenue
$187K
-48% vs prior year
Spent
$125K
To programs
61%
Net assets
$3.2M
By yearFY2020–FY2025
Revenue
$187K
FY2025▼ -48%
Tap a bar for its year
Revenue by fiscal year
FY2020$86K
FY2021$192K
FY2022$148K
FY2023$183K
FY2024$356K
FY2025$187K
Expenses
$125K
FY2025▼ -17%
Tap a bar for its year
Expenses by fiscal year
FY2020$46K
FY2021$48K
FY2022$84K
FY2023$112K
FY2024$151K
FY2025$125K
Net assets
$3.2M
FY2025▲ +5%
Tap a bar for its year
Net assets by fiscal year
FY2020$2.5M
FY2021$2.7M
FY2022$2.6M
FY2023$2.8M
FY2024$3.0M
FY2025$3.2M

From the FY2025 Form 990 · see the original

Give Claim

Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Mar 2007.

IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File

Where the money goes

61 cents of each dollar spent went to programs.

Program services 61% · $76K Management & general 39% · $49K

Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.

Something off? Claim to add context

Who runs it and what they're paid

7 people listed on the 990.

Part VII, Section A · reportable compensation
Dave Woods
President
$0Pt VII · Sec A
Catherine Aley
Secretary/Treasurer
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
Rhonda Rimer
Director
$0Pt VII · Sec A
See Tumbling Creek Cave Foundation executive salaries →

Questions the 990 asks

The form asks each of these directly. These are the filed answers.

  • Family or business ties among officersPt VI · Ln 2Yes
  • Top official's pay set by an independent reviewPt VI · Ln 15aNo

Programs and updates

Conserves the natural environment and maintains habitat for Tumbling Creek Cave.

Questions for Tumbling Creek Cave Foundation

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1 program · $76K · in their own filed words · FY2025
01

Trapping and removal of an invasive crayfish in tumbling creek cave to protect federally endangered snails. Field trips and professional short courses for college students, biologists, hydrologists, geologists and engineers.

$76Kprogram expense

By the numbers

The FY2025 990, line by line.

Download 990
from philanthropy.org
1The main four
Money inPt VIII
$187K
Ln 12
Gifts and grantsLn 1h$75K
Fees for servicesLn 2g$64K
Investment incomeLn 3$48K
Money outPt IX
$125K
Ln 25
Programscol B$76K
Managementcol C$49K
Owns and owesPt X
$3.2M
net assets · Ln 32
Cash and savingsLn 1–2$331K
Total assetsLn 16$3.2M
LiabilitiesLn 26$0
PeoplePt VI, VII
7
listed · VII A
PaidVII A0
Voting boardVI 1a7
IndependentVI 1b6
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$75K
Government grantsLn 1e$23K
Fees for servicesLn 2g$64K
Investment incomeLn 3$48K
Gains on assetsLn 7$16K
Total revenueLn 12$187K
Assets in detailPt X, end of year
CashLn 1$301K
SavingsLn 2$30K
Cash and savings togetherLn 1–2$331K
InvestmentsLn 11–13$152K
Land, buildings, equipmentLn 10c$1.7M
Other assetsLn 15$1.0M
Total assetsLn 16$3.2M
LiabilitiesLn 26$0
Net assetsLn 32$3.2M
OperationsPt I, VI
EmployeesI 50
VolunteersI 640
Fiscal year endsHeaderDecember
Conflict-of-interest policyVI 12aYes
Whistleblower policyVI 13No
Records policyVI 14No
3More from this return
EndowmentSch D · Pt V
LineFY25FY24FY23FY22FY21
End of yearLn 1g$173K$153K$138K$122K$142K
SpentLn 1d–1f$2K$2K$2K$2K$1K
4Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY25End FY25
Cash and savingsLn 1–2$272K$331K
InvestmentsLn 11–13$173K$152K
Land, buildings, equipmentLn 10c$1.7M$1.7M
Total assetsLn 16$3.0M$3.2M
LiabilitiesLn 26$0$0
Net assetsLn 32$3.0M$3.2M
5Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Legal feesLn 11b$15K$15K$0$0
Accounting feesLn 11c$625$0$625$0
Investment management feesLn 11f$12K$0$12K$0
Conferences, conventions and meetingsLn 19$2K$2K$0$0
InsuranceLn 23$33K$0$33K$0
Other expenses (24a–d)Ln 24$62K$59K$3K$0
Total functional expensesLn 25$125K$76K$49K$0

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2025 Latest ViewingFiled with the IRS Jul 13, 2026 $187K$125K$62K$3.2M 990 PDF
FY2024Filed with the IRS Jun 30, 2025 $356K$151K$205K$3.0M 990 PDF
FY2023Filed with the IRS Jun 10, 2024 $183K$112K$72K$2.8M 990 PDF
FY2022Filed with the IRS Jul 28, 2023 $148K$84K$64K$2.6M 990 PDF
FY2021Filed with the IRS Nov 17, 2022 $192K$48K$144K$2.7M 990 PDF
FY2020Filed with the IRS Nov 11, 2021 $86K$46K$40K$2.5M 990 PDF

Schedules filed Part IV

III · Programs R · Related orgs G · Fundraising L · Interested persons I · Grants A · Public support O · Explanations
See the full FY2025 990 (6 parts)
Part I · Summary $186,932 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $234,600$75,252
I-9 Program service revenuePrior year $97,000$64,081
I-10 Investment incomePrior year $24,775$47,599
I-11 Other revenue$0
I-12 Total revenuePrior year $356,375$186,932
I-13 Grants and similar amounts paid$0
I-14 Benefits paid to members$0
I-15 Salaries and benefits$0
I-16a Professional fundraising fees$0
I-17 Other expensesPrior year $151,010$125,210
I-18 Total expensesPrior year $151,010$125,210
I-19 Revenue less expensesPrior year $205,365$61,722
Part VI · Governance 6 of 7 board members independent, 4 to look at
VI-1a Voting members of the governing body7
VI-1b Independent voting members6
VI-2 Family or business relationship among officers or directorsYes
VI-13 Written whistleblower policyNo
VI-14 Document retention and destruction policyNo
VI-15a Process for setting top official's payNo
VI-12a Written conflict of interest policyYes
Part VIII · Statement of revenue $186,932 across 6 lines filed
Lines not itemized here account for $64,081 of total revenue; see the IRS return.
VIII-1e Government grants$23,081
VIII-1f All other contributions, gifts and grants$52,171
VIII-1h Total contributions, gifts and grants$75,252
VIII-3 Investment incomeUnrelated business $0 · Excluded from tax $0$32,052
VIII-7 Net gain or loss on sales of assetsRelated to mission $15,547 · Unrelated business $0 · Excluded from tax $0$15,547
VIII-12 Total revenueRelated to mission $111,680 · Unrelated business $0 · Excluded from tax $0$186,932
Part IX · Statement of functional expenses $125,210 across 6 lines filed
IX-11b Legal feesPrograms $14,634 · Management $0 · Fundraising $0$14,634
IX-11c Accounting feesPrograms $0 · Management $625 · Fundraising $0$625
IX-11f Investment management feesPrograms $0 · Management $12,437 · Fundraising $0$12,437
IX-19 Conferences, conventions and meetingsPrograms $2,016 · Management $0 · Fundraising $0$2,016
IX-23 InsurancePrograms $0 · Management $33,000 · Fundraising $0$33,000
IX-24 Other expenses (24a–d)Programs $59,128 · Management $3,370 · Fundraising $0$62,498
IX-25 Total functional expensesPrograms $75,778 · Management $49,432 · Fundraising $0$125,210
Part X · Balance sheet $3,157,136 assets, 11 lines filed
X-1 Cash, non-interest-bearingStart of year $265,142$301,418
X-2 Savings and temporary cash investmentsStart of year $6,597$30,022
X-10c Land, buildings and equipment, netStart of year $1,657,679$1,657,679
X-11 Publicly traded securitiesStart of year $172,855$151,736
X-15 Other assetsStart of year $897,756$1,016,281
X-16 Total assetsStart of year $3,000,029$3,157,136
X-26 Total liabilitiesStart of year $0$0
X-27 Net assets without donor restrictionsStart of year $2,846,771$2,983,876
X-28 Net assets with donor restrictionsStart of year $153,258$173,260
X-32 Total net assets or fund balancesStart of year $3,000,029$3,157,136
X-33 Total liabilities and net assetsStart of year $3,000,029$3,157,136
Part XI · Reconciliation of net assets $3,157,136 net assets at year end
XI-1 Total revenue$186,932
XI-2 Total expenses$125,210
XI-3 Revenue less expenses$61,722
XI-4 Net assets at start of year$3,000,029
XI-5 Net unrealized gains (losses) on investments$95,385
XI-10 Net assets at end of year$3,157,136

Form 990 e-file (XML) FY2025 from the IRS · Classification, formation year and address from the IRS Business Master File

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