Aerodrome, INC. Is to provide education, information and history about all types of aviation, ranging from model airplanes to full-size aircraft; to promote aviation safety; to promote the science of aviation and aerodynamics; to provide a unique, user-centric, hands-on education experience with all forms and types of aviation, ranging from model and remotely controlled airplanes to full-size aircraft, including sailplanes and gliders as well as powered aircraft; and to DO all things necessary or convenient, and not inconsistent with the law, to further these goals, which are to be exclusively charitable, scientific and educational within the meaning of section 501(c)(3) of the internal revenue code.

501(c)(3) charity; gifts are tax-deductible.
94¢ of each $1 spent went to programs.
Run by 363 volunteers and 2 employees.
Mission: Form 990 Part I, line 1 · Status: IRS Pub. 78 · Programs: Part IX · People: Part I, lines 5–6

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FY2024 · 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
FY2024
latest Form 990
Looks good: the latest return is for FY2024, 2 tax years back; within 2 tax years.
IRS e-file · Filing history
Surplus or deficit
3 of 5
filings with a surplus
Average surplus $490K a year · 27% of revenue · last 5 filings
Worth a look: a surplus in 3 of the last 5 filings.
Pt I · Ln 19 · 5 filings
Spent on programs
94%
of spending
Looks good: 94% of spending went to programs; 75% or more.
Pt IX · Ln 25 · col B
Pay to officers and key staff
$145K
to officers and key staff · 9% of spending
Looks good: pay to officers and key staff is 9% of spending; 15% or less.
Pt VII · Sec A
3 mo
of spending, in cash
Plus $5.6M in investments, Pt X · Ln 11–13
Fine: 2.6 months of spending in cash; 1 to 3.
Pt X · Ln 1–2 · Pt I · Ln 18
Named funders
1
named funder · $25K
Fine: 1 funder names it on their filings; under 3.
Funders’ Sch. I, 990-PF
Liabilities
$167K
2% of total assets
Looks good: liabilities are 2% of assets; 50% or less.
Pt X · Ln 26
Independent board members
9
of 9 voting members
Looks good: 9 of 9 voting members are independent, a majority.
Pt VI · Ln 1a–1b
Looks goodFineWorth a lookConcernNo data yetTap a box for the reason.
Revenue
$1.8M
+27% vs prior year
Spent
$1.7M
To programs
94%
Net assets
$9.3M
By yearFY2020–FY2024
Revenue
$1.8M
FY2024▲ +27%
Tap a bar for its year
Revenue by fiscal year
FY2020$406K
FY2021$792K
FY2022$4.6M
FY2023$1.4M
FY2024$1.8M
Expenses
$1.7M
FY2024▲ +20%
Tap a bar for its year
Expenses by fiscal year
FY2020$987K
FY2021$1.1M
FY2022$1.5M
FY2023$1.4M
FY2024$1.7M
Net assets
$9.3M
FY2024▲ +13%
Tap a bar for its year
Net assets by fiscal year
FY2020$4.7M
FY2021$4.4M
FY2022$7.5M
FY2023$8.2M
FY2024$9.3M

From the FY2024 Form 990 · figures checked against the IRS filing · see the original

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Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2024. IRS ruling in Mar 2012.

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

Where the money goes

94 cents of each dollar spent went to programs.

Program services 94% · $1.6M Management & general 5% · $82K Fundraising 1% · $13K

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

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Who runs it and what they're paid

11 people listed on the 990; $145K paid to officers and key staff.

Part VII, Section A · reportable compensation
Executive Director
$144,893Pt VII · Sec A
$0Pt VII · Sec A
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A
Board Chair
$0Pt VII · Sec A
$0Pt VII · Sec A
Board Member
$0Pt VII · Sec A

Robert Williams’s $145K as Executive Director is at the 74th percentile of top reported officer pay among 433 $1–10M public safety & disaster nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.

Compensation history total reportable pay by year · 1 named individual · Part VII

NameFY2024FY2023FY2022FY2021FY2020
Robert Williams$144,893$141,589$126,029$104,703$91,368

Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.

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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

Educates and promotes aviation history, safety, and science through hands-on experiences with all aircraft types.

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Provided by the organization

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1 program · $1.6M · in their own filed words · FY2024
01

Triple tree aerodrome, inc. Hosts aviation fly-ins where people come to participate with a variety of aircraft, incuding remote control airplanes of all varieties and large scale airplanes, including those carrying passengers.

$1.6Mprogram expense

Funders

Who pays for it.

From grant filings on record. Receipts are incomplete: individual donors are never listed.

Grants

Schedule I · funders on record
Grants received · FY2025
Total grants receivedfrom 1 funder$25K

By the numbers

The FY2024 990, line by line.

1The main four
Money inPt VIII
$1.8M
Ln 12
Fees for servicesLn 2g$846K
Gifts and grantsLn 1h$738K
Investment incomeLn 3$244K
Money outPt IX
$1.7M
Ln 25
Programscol B$1.6M
Managementcol C$82K
Fundraisingcol D$13K
Owns and owesPt X
$9.3M
net assets · Ln 32
Cash and savingsLn 1–2$361K
Total assetsLn 16$9.5M
LiabilitiesLn 26$167K
PeoplePt VI, VII
11
listed · VII A
PaidVII A1
Voting boardVI 1a9
IndependentVI 1b9
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$738K
Government grantsLn 1e$4K
Noncash giftsLn 1g$84K
Fees for servicesLn 2g$846K
Investment incomeLn 3$244K
Gains on assetsLn 7$130K
Total revenueLn 12$1.8M
Assets in detailPt X, end of year
CashLn 1$360K
SavingsLn 2$403
Cash and savings togetherLn 1–2$361K
InvestmentsLn 11–13$5.6M
Land, buildings, equipmentLn 10c$3.5M
Total assetsLn 16$9.5M
LiabilitiesLn 26$167K
Net assetsLn 32$9.3M
OperationsPt I, VI
EmployeesI 52
VolunteersI 6363
Fiscal year endsHeaderDecember
Conflict-of-interest policyVI 12aYes
Whistleblower policyVI 13Yes
Records policyVI 14Yes
3Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY24End FY24
Cash and savingsLn 1–2$246K$361K
InvestmentsLn 11–13$4.9M$5.6M
Land, buildings, equipmentLn 10c$3.2M$3.5M
Total assetsLn 16$8.4M$9.5M
LiabilitiesLn 26$197K$167K
Net assetsLn 32$8.2M$9.3M
4Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Pay of disqualified personsLn 6$340K$340K
Pension plan contributionsLn 8$10K$10K
Accounting feesLn 11c$42K$42K
Other fees for servicesLn 11g$6K$6K
Advertising and promotionLn 12$43K$43K
OccupancyLn 16$69K$69K
TravelLn 17$3K$3K
Depreciation, depletion and amortizationLn 22$381K$381K
InsuranceLn 23$30K$30K
Other expenses (24a–d)Ln 24$511K$511K
All other expensesLn 24e$255K$206K$36K$13K
Total functional expensesLn 25$1.7M$1.6M$82K$13K

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2024 Latest Viewing $1.8M$1.7M$138K$9.3M 990 PDF
FY2023 $1.4M$1.4M$36K$8.2M 990 PDF
FY2022 $4.6M$1.5M$3.1M$7.5M 990 PDF
FY2021 $792K$1.1M−$269K$4.4M 990 PDF
FY2020 $406K$987K−$582K$4.7M 990 PDF

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Schedules filed Part IV

III · Programs R · Related orgs G · Fundraising L · Interested persons I · Grants A · Public support M · Noncash O · Explanations
See the full FY2024 990 (6 parts)
Part I · Summary $1,827,077 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $386,669$737,541
I-9 Program service revenuePrior year $890,744$845,754
I-10 Investment incomePrior year $162,287$243,782
I-11 Other revenuePrior year $0$0
I-12 Total revenuePrior year $1,439,700$1,827,077
I-13 Grants and similar amounts paidPrior year $0$0
I-14 Benefits paid to membersPrior year $0$0
I-15 Salaries and benefitsPrior year $324,210$350,020
I-16a Professional fundraising feesPrior year $0$0
I-17 Other expensesPrior year $1,079,516$1,338,989
I-18 Total expensesPrior year $1,403,726$1,689,009
I-19 Revenue less expensesPrior year $35,974$138,068
Part VI · Governance 9 of 9 board members independent, 2 to look at
VI-1a Voting members of the governing body9
VI-1b Independent voting members9
VI-2 Family or business relationship among officers or directorsYes
VI-15a Process for setting top official's payNo
VI-12a Written conflict of interest policyYes
VI-13 Written whistleblower policyYes
VI-14 Document retention and destruction policyYes
Part VIII · Statement of revenue $1,827,077 across 8 lines filed
VIII-1e Government grants$3,557
VIII-1f All other contributions, gifts and grants$733,984
VIII-1g Noncash contributions (included above)$83,923
VIII-1h Total contributions, gifts and grants$737,541
VIII-2a-f Program service revenue, itemized rows (sum of 2a–2f as filed)Related to mission $845,754$845,754
VIII-3 Investment incomeExcluded from tax $114,116$114,116
VIII-7 Net gain or loss on sales of assetsRelated to mission −$4,218 · Excluded from tax $133,884$129,666
VIII-12 Total revenueRelated to mission $841,536 · Unrelated business $0 · Excluded from tax $248,000$1,827,077
Part IX · Statement of functional expenses $1,689,009 across 11 lines filed
IX-6 Pay of disqualified personsPrograms $340,172$340,172
IX-8 Pension plan contributionsPrograms $9,848$9,848
IX-11c Accounting feesManagement $42,329$42,329
IX-11g Other fees for servicesPrograms $5,617$5,617
IX-12 Advertising and promotionPrograms $42,799$42,799
IX-16 OccupancyPrograms $69,165$69,165
IX-17 TravelManagement $3,296$3,296
IX-22 Depreciation, depletion and amortizationPrograms $380,594$380,594
IX-23 InsurancePrograms $29,796$29,796
IX-24 Other expenses (24a–d)Programs $510,595$510,595
IX-24e All other expensesPrograms $205,737 · Management $36,243 · Fundraising $12,818$254,798
IX-25 Total functional expensesPrograms $1,594,323 · Management $81,868 · Fundraising $12,818$1,689,009
Part X · Balance sheet $9,470,334 assets, 13 lines filed
X-1 Cash, non-interest-bearingStart of year $223,212$360,464
X-2 Savings and temporary cash investmentsStart of year $23,117$403
X-9 Prepaid expenses and deferred chargesStart of year $28,184$19,167
X-10c Land, buildings and equipment, netStart of year $3,247,620$3,454,760
X-11 Publicly traded securitiesStart of year $4,910,289$5,635,540
X-16 Total assetsStart of year $8,432,422$9,470,334
X-17 Accounts payable and accrued expensesStart of year $8,457$1,986
X-19 Deferred revenueStart of year $45,560$26,691
X-25 Other liabilitiesStart of year $143,389$138,278
X-26 Total liabilitiesStart of year $197,406$166,955
X-27 Net assets without donor restrictionsStart of year $8,235,016$9,303,379
X-32 Total net assets or fund balancesStart of year $8,235,016$9,303,379
X-33 Total liabilities and net assetsStart of year $8,432,422$9,470,334
Part XI · Reconciliation of net assets $9,303,379 net assets at year end
XI-1 Total revenue$1,827,077
XI-2 Total expenses$1,689,009
XI-3 Revenue less expenses$138,068
XI-4 Net assets at start of year$8,235,016
XI-5 Net unrealized gains (losses) on investments$1,342,557
XI-8 Prior period adjustments−$644,333
XI-9 Other changes in net assets$232,071
XI-10 Net assets at end of year$9,303,379

Form 990 e-file (XML) FY2024 from the IRS · Classification, formation year and address from the IRS Business Master File

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