Civic Intelligence

Castle Air Museum Foundation Inc

EIN 94-2674852 • 501(c)3 • Atwater, CA

Profile

Castle air museum mission is to education the public on the history of aviation and the role it played in keeping american free. A collection of aviation equipment and associated items is preserved and displayed open to the public.

5050 Santa Fe DrAtwater, CA 95301-5154

www.castleairmuseum.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

36th percentile

0.02x

Higher debt load relative to assets than 36% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Liabilities / Revenue

38th percentile

0.03x

Higher debt load relative to revenue than 38% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Net Margin

68th percentile

15%

Higher net margin than 68% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Top Officer Pay

72nd percentile

$0

Higher top officer pay than 72% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • $1M-$5M nonprofits • Source year 2022

Asset Growth

65th percentile

10.0%

Faster asset growth than 65% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Annualized from 2023 to 2024

Revenue Growth

42nd percentile

3.4%

Faster revenue growth than 42% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets36th percentile

Assets

Up

$2,222,524

Up $201,786 (+10.0%) from 2023

Liabilities

Up

$40,516

Up $8,979 (+28%) from 2023

Net Assets

Up

$2,182,008

Up $192,807 (+9.7%) from 2023

Operations
Liabilities / Revenue38th percentileNet Margin68th percentile

Revenue

Up

$1,255,330

Up $41,298 (+3.4%) from 2023

Expenses

Up

$1,062,523

Up $128,706 (+14%) from 2023

Net Income

Down

$192,807

Down $87,408 (-31%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth65th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$3.0M$2.0M$1.0M$0Assets 2011: $685,685Liabilities 2011: $23,296Net Assets 2011: $662,3892011Assets 2012: $684,337Liabilities 2012: $63,094Net Assets 2012: $621,2432012Assets 2013: $922,624Liabilities 2013: $52,960Net Assets 2013: $869,6642013Assets 2014: $914,640Liabilities 2014: $31,759Net Assets 2014: $882,8812014Assets 2015: $945,129Liabilities 2015: $59,212Net Assets 2015: $885,9172015Assets 2016: $1,149,133Liabilities 2016: $275,656Net Assets 2016: $873,4772016Assets 2017: $895,935Liabilities 2017: $225,539Net Assets 2017: $670,3962017Assets 2018: $818,151Liabilities 2018: $126,250Net Assets 2018: $691,9012018Assets 2019: $910,354Liabilities 2019: $33,236Net Assets 2019: $877,1182019Assets 2020: $797,507Liabilities 2020: $59,809Net Assets 2020: $737,6982020Assets 2021: $1,015,963Liabilities 2021: $48,884Net Assets 2021: $967,0792021Assets 2022: $1,450,290Liabilities 2022: $64,811Net Assets 2022: $1,385,4792022Assets 2023: $2,020,738Liabilities 2023: $31,537Net Assets 2023: $1,989,2012023Assets 2024: $2,222,524Liabilities 2024: $40,516Net Assets 2024: $2,182,0082024

Highlighted filing

2024

Assets$2,222,524
Liabilities$40,516
Net Assets$2,182,008
Open 2024 Filing

Operations Trend

Revenue Growth42nd percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$1.5M$1.0M$500K$0-$500KExpenses 2011: $348,1522011Revenue 2012: $568,120Expenses 2012: $524,952Net Income 2012: $43,1682012Revenue 2013: $469,150Expenses 2013: $436,421Net Income 2013: $32,7292013Revenue 2014: $657,528Expenses 2014: $644,311Net Income 2014: $13,2172014Revenue 2015: $603,130Expenses 2015: $600,094Net Income 2015: $3,0362015Revenue 2016: $730,609Expenses 2016: $743,049Net Income 2016: -$12,4402016Revenue 2017: $808,649Expenses 2017: $1,028,990Net Income 2017: -$220,3412017Revenue 2018: $669,385Expenses 2018: $611,348Net Income 2018: $58,0372018Revenue 2019: $784,204Expenses 2019: $624,586Net Income 2019: $159,6182019Revenue 2020: $456,115Expenses 2020: $595,535Net Income 2020: -$139,4202020Revenue 2021: $761,911Expenses 2021: $532,530Net Income 2021: $229,3812021Revenue 2022: $1,274,872Expenses 2022: $856,472Net Income 2022: $418,4002022Revenue 2023: $1,214,032Expenses 2023: $933,817Net Income 2023: $280,2152023Revenue 2024: $1,255,330Expenses 2024: $1,062,523Net Income 2024: $192,8072024

Highlighted filing

2024

Revenue$1,255,330
Expenses$1,062,523
Net Income$192,807
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$2,222,524
Liabilities
$40,516
Net assets
$2,182,008
Revenue
$1,255,330
Expenses
$1,062,523
Net income
$192,807
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$2.22$0.04$2.18$1.26$1.06$0.19
2023Detailed filing. Detailed filing data is available for this year.$2.02$0.03$1.99$1.21$0.93$0.28
2022Detailed filing. Detailed filing data is available for this year.$1.45$0.06$1.39$1.27$0.86$0.42
2021Detailed filing. Detailed filing data is available for this year.$1.02$0.05$0.97$0.76$0.53$0.23
2020Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.80$0.06$0.74$0.46$0.60$0.14
2019Detailed filing. Detailed filing data is available for this year.$0.91$0.03$0.88$0.78$0.62$0.16
2018Detailed filing. Detailed filing data is available for this year.$0.82$0.13$0.69$0.67$0.61$0.06
2017Detailed filing. Detailed filing data is available for this year.$0.90$0.23$0.67$0.81$1.03$0.22
2016Detailed filing. Detailed filing data is available for this year.$1.15$0.28$0.87$0.73$0.74$0.01
2015Detailed filing. Detailed filing data is available for this year.$0.95$0.06$0.89$0.60$0.60$0.00
2014Detailed filing. Detailed filing data is available for this year.$0.91$0.03$0.88$0.66$0.64$0.01
2013Detailed filing. Detailed filing data is available for this year.$0.92$0.05$0.87$0.47$0.44$0.03
2012Summary only. Only limited summary data is available for this year.$0.68$0.06$0.62$0.57$0.52$0.04
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.69$0.02$0.66$0.35
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 7, 2025
Return Version
2024v5.0
Gross Receipts
$1,351,757
Mission and Program Overview

Mission

To restore preserve and display military aviation for present and future generations education of the role aviation played in keeping america free.

Castle air museum mission is to preserve historcial aviation equipment and to educate on the role aviation played in keeping america free.

Balance Sheet Detail
LineBeginningEndChange
Assets
Investments in Publicly Traded Securities$643,105$868,514▲ $225,409
Land, Buildings, and Equipment, Net$549,192$529,346▼ $19,846
Savings and Temporary Cash Investments$67,352$49,995▼ $17,357
Cash and Non-Interest-Bearing Accounts$28,007$18,680▼ $9,327
Inventories for Sale or Use$6,068$6,068→ $0
Total Assets$2,020,738$2,222,524▲ $201,786
Other Assets Total$727,014$749,921▲ $22,907
Liabilities
Other Liabilities$25,000$35,989▲ $10,989
Accounts Payable and Accrued Expenses$6,537$4,527▼ $2,010
Total Liabilities$31,537$40,516▲ $8,979
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$1,714,631$1,321,494▼ $393,137
Net Assets With Donor Restrictions$274,570$860,514▲ $585,944
Total Net Assets Fund Balance$1,989,201$2,182,008▲ $192,807
Total Liabilities and Net Assets / Fund Balance$2,020,738$2,222,524▲ $201,786

Asset Categories

AssetBook ValueDepreciationBasis
Other Land Buildings$279,331$95,260$374,591
Land$250,256-$250,256
Other Assets Org$749,921--
Compensation and Service Providers
Top Officer Pay72nd percentile

Board Members and Trustees

NameTitle
Clay GarrisonChairman
Matt OtstotVice Chair
Carl KnochTrustee/dire
Dave WoodTrustee/dire
Dennis BrunoTrustee/dire
Earl Skip HinmanTrustee/dire
Jeff StopperTrustee/dire
John MarshallTrustee/dire
John SundgrenTrustee/dire
Michael JensenTrustee/dire
Mike RosadoTrustee/dire
Russel ParsleyTrustee/dire
William EmeryTrustee/dire
Joseph PruzzoExecutive Di
Kim NuttSecretary
Robert TylerTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$641,360
Program Service Revenue
$458,265
Investment Income
$38,239
Other Revenue
$117,466
All Other Contributions
$605,485
Change in Net Assets
$192,807
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$722,106
Salaries, Compensation, and Employee Benefits$338,727
Grants and Similar Amounts Paid$1,690
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$203,607$76,000-$279,607
Occupancy$134,722--$134,722
Advertising$76,776--$76,776
Office Expenses$45,619--$45,619
Fees for Services Accounting$40,139--$40,139
Fees for Services Other$37,215--$37,215
Other Employee Benefits$19,369$16,227-$35,596
Payroll Taxes$17,472$6,052-$23,524
Insurance$7,706$13,703-$21,409
Depreciation Depletion$19,846--$19,846
Other Expenses$8,029--$8,029
All Other Expenses$7,164--$7,164
Interest$327$2,080-$2,407
Grants to Domestic Orgs$1,690--$1,690
Travel$1,647--$1,647
Total Functional Expenses$948,461$114,062$0$1,062,523
Fundraising, Events, and Gaming
Fundraising activities
Yes
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Gross Income$96,824
Fundraising Direct Expenses$62,626
Professional Fundraising Fees$0

Fundraising Events

EventGross ReceiptsGross RevenueDirect ExpensesNet Income
Open Cockpit Da$60,117$60,117$30,310$29,807
Car Show$25,591$25,591$14,488$11,103
Total Events$96,824$96,824$62,626$34,198
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Line of Credit Cvcb$25,989
Short Term Loan$10,000
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
Yes
Other officer compensation reviewed
Yes
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Page 6, Part VI, Line 6

“Individuals and companies make donations to become members of the castle air museum. The annual membership meeting they vote for board members.”

Form 990, Page 6, Part VI, Line 7A

“Museum members elect the officers and board of directors.”

Form 990, Page 6, Part VI, Line 11B

“Ceo reviews the 990 before it is filed and presents the return to the governing board at a later date.”

Form 990, Page 6, Part VI, Line 12C

“Board members and officers annually review the conflict of interest policy. They ae required to report any conflicts as they occur.”

Form 990, Page 6, Part VI, Line 15A

“Board must approve salaries and wages for the ceo and all key employees. Annual pay increases are approved by the board.”

Form 990, Page 6, Part VI, Line 15B

“Board must approve salaries and wages for the ceo and all key employees. Annual pay increases are approved by the board.”

Form 990, Page 6, Part VI, Line 19

“The required forms are available upon request at the castle air museum office.”

Filing and Contact Details

Filer

Filer Name
Castle Air Museum Foundation Inc
EIN
94-2674852
Phone
2097232178
Address
5050 SANTA FE DR, ATWATER, CA 95301-5154

Signing Officer

Name
Robert Tyler
Title
Treasurer
Phone
2097232178
Signed
2025-11-07
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Clay Garrison
Formed
1981
Legal Domicile
CA
Voting Board Members
16
Independent Board Members
16
Employees
9
Volunteers
42

Preparer

Firm
Alice Berger Contreras CPA
Address
847 W 19TH ST, MERCED, CA 95340-4608
Preparer
Alice Berger Contreras CPA
Phone
2097226778
Supplemental Narrative

Additional Explanations

FORM 990 - ORGANIZATION'S MISSION

“Castle air museum mission is to education the public on the history of aviation and the role it played in keeping american free. A collection of aviation equipment and associated items is preserved and displayed open to the public.”

Form 990, Page 2, Part III, Line 4D

“Collection and maintenance of aviation equipment for display and educational”

Form 990, Page 5, Part V, Line 3B

“No unrelated business income. All fundraisers are with volunteer workers. All interest income is use for the organization's tax exempt purposes.”

Raw XML AppendixShowing 400 of 519 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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