Civic Intelligence

Yankee Air Force Inc

EIN 38-2387453 • 501(c)3 • Belleville, MI

Profile

Yankee air force, inc. Preserves and restores aircraft for historical and educational purposes.

PO Box 590Belleville, MI 48112-0590

www.yankeeairmuseum.org

Siviq Scores

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

Liabilities / Assets

73rd percentile

0.46x

Higher debt load relative to assets than 73% of similar nonprofits.

501(c)3 • $10M-$25M nonprofits • Source year 2023

Liabilities / Revenue

89th percentile

2.08x

Higher debt load relative to revenue than 89% of similar nonprofits.

501(c)3 • $10M-$25M nonprofits • Source year 2023

Net Margin

9th percentile

-28%

Higher net margin than 9% of similar nonprofits.

501(c)3 • $10M-$25M nonprofits • Source year 2023

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

17th percentile

-4.6%

Faster asset growth than 17% of similar nonprofits.

501(c)3 • $10M-$25M nonprofits • Annualized from 2022 to 2023

Revenue Growth

20th percentile

-9.0%

Faster revenue growth than 20% of similar nonprofits.

501(c)3 • $10M-$25M nonprofits • Annualized from 2022 to 2023

Balance Sheet
Liabilities / Assets73rd percentile

Assets

Down

$14,680,752

Down $708,878 (-4.6%) from 2022

Liabilities

Down

$6,758,889

Down $205,338 (-2.9%) from 2022

Net Assets

Down

$7,921,863

Down $503,540 (-6.0%) from 2022

Operations
Liabilities / Revenue89th percentileNet Margin9th percentile

Revenue

Down

$3,244,970

Down $321,267 (-9.0%) from 2022

Expenses

Up

$4,164,587

Up $188,699 (+4.7%) from 2022

Net Income

Down

-$919,617

Down $509,966 (-124%) from 2022

Trend Graphs

Balance Sheet Trend

Asset Growth17th percentile

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

$20M$15M$10M$5.0M$0Assets 2011: $5,032,365Liabilities 2011: $1,576,410Net Assets 2011: $3,455,9552011Assets 2012: $4,879,864Liabilities 2012: $1,378,375Net Assets 2012: $3,501,4892012Assets 2013: $5,803,337Liabilities 2013: $1,322,815Net Assets 2013: $4,480,5222013Assets 2014: $6,264,049Liabilities 2014: $1,350,182Net Assets 2014: $4,913,8672014Assets 2015: $6,287,849Liabilities 2015: $1,282,330Net Assets 2015: $5,005,5192015Assets 2016: $6,137,298Liabilities 2016: $1,407,365Net Assets 2016: $4,729,9332016Assets 2017: $6,663,879Liabilities 2017: $1,318,983Net Assets 2017: $5,344,8962017Assets 2018: $7,967,111Liabilities 2018: $1,357,396Net Assets 2018: $6,609,7152018Assets 2019: $8,610,145Liabilities 2019: $1,531,119Net Assets 2019: $7,079,0262019Assets 2020: $9,880,009Liabilities 2020: $2,546,119Net Assets 2020: $7,333,8902020Assets 2021: $14,568,941Liabilities 2021: $5,126,631Net Assets 2021: $9,442,3102021Assets 2022: $15,389,630Liabilities 2022: $6,964,227Net Assets 2022: $8,425,4032022Assets 2023: $14,680,752Liabilities 2023: $6,758,889Net Assets 2023: $7,921,8632023

Highlighted filing

2023

Assets$14,680,752
Liabilities$6,758,889
Net Assets$7,921,863
Open 2023 Filing

Operations Trend

Revenue Growth20th percentile

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

$5.0M$0-$5.0MExpenses 2011: $2,421,1422011Expenses 2012: $2,448,1442012Revenue 2013: $2,832,641Expenses 2013: $1,954,960Net Income 2013: $877,6812013Revenue 2014: $2,877,256Expenses 2014: $2,677,529Net Income 2014: $199,7272014Revenue 2015: $2,404,428Expenses 2015: $2,343,483Net Income 2015: $60,9452015Revenue 2016: $1,932,092Expenses 2016: $2,212,287Net Income 2016: -$280,1952016Revenue 2017: $3,180,495Expenses 2017: $2,804,386Net Income 2017: $376,1092017Revenue 2018: $4,626,434Expenses 2018: $2,745,591Net Income 2018: $1,880,8432018Revenue 2019: $3,270,877Expenses 2019: $2,715,293Net Income 2019: $555,5842019Revenue 2020: $1,900,676Expenses 2020: $1,792,882Net Income 2020: $107,7942020Revenue 2021: -$1,519,297Expenses 2021: $3,141,045Net Income 2021: -$4,660,3422021Revenue 2022: $3,566,237Expenses 2022: $3,975,888Net Income 2022: -$409,6512022Revenue 2023: $3,244,970Expenses 2023: $4,164,587Net Income 2023: -$919,6172023

Highlighted filing

2023

Revenue$3,244,970
Expenses$4,164,587
Net Income-$919,617
Open 2023 Filing

Filings

Most recent year

2023 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$14,680,752
Liabilities
$6,758,889
Net assets
$7,921,863
Revenue
$3,244,970
Expenses
$4,164,587
Net income
-$919,617
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2023Facts available. Structured filing facts are available, but richer extracted sections are limited.$14.7$6.76$7.92$3.24$4.16$0.92
2022Facts available. Structured filing facts are available, but richer extracted sections are limited.$15.4$6.96$8.43$3.57$3.98$0.41
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$14.6$5.13$9.44$1.52$3.14$4.66
2020Facts available. Structured filing facts are available, but richer extracted sections are limited.$9.88$2.55$7.33$1.90$1.79$0.11
2019XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$8.61$1.53$7.08$3.27$2.72$0.56
2018XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$7.97$1.36$6.61$4.63$2.75$1.88
2017Facts available. Structured filing facts are available, but richer extracted sections are limited.$6.66$1.32$5.34$3.18$2.80$0.38
2016XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$6.14$1.41$4.73$1.93$2.21$0.28
2015XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$6.29$1.28$5.01$2.40$2.34$0.06
2014XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$6.26$1.35$4.91$2.88$2.68$0.20
2013Import issue. A filing source exists for this year, but detailed import did not complete cleanly.$5.80$1.32$4.48$2.83$1.95$0.88
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$4.88$1.38$3.50$2.45
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.$5.03$1.58$3.46$2.42
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2023 to Dec 31, 2023
Signed
Nov 25, 2025
Return Version
2023v6.0
Gross Receipts
$7,414,273
Mission and Program Overview

Mission

Yankee air force, inc. Preserves and restores aircraft for historical and educational purposes.

Balance Sheet Detail
LineBeginningEndChange
Assets
Land, Buildings, and Equipment, Net$10,348,067$10,164,655▼ $183,412
Investments in Publicly Traded Securities$2,784,436$1,613,996▼ $1,170,440
Savings and Temporary Cash Investments$47,112$478,899▲ $431,787
Inventories for Sale or Use$372,677$333,296▼ $39,381
Cash and Non-Interest-Bearing Accounts$341,337$194,824▼ $146,513
Prepaid Expenses and Deferred Charges$99,231$105,621▲ $6,390
Pledges and Grants Receivable$51,094$22,000▼ $29,094
Accounts Receivable$65,348$13,914▼ $51,434
Intangible Assets$4,152$2,642▼ $1,510
Total Assets$15,389,630$14,680,752▼ $708,878
Other Assets Total$1,276,176$1,750,905▲ $474,729
Liabilities
Mortgage Notes Payable Secured by Investment Property$5,827,408$5,500,523▼ $326,885
Other Liabilities$61,635$776,380▲ $714,745
Accounts Payable and Accrued Expenses$195,142$342,682▲ $147,540
Unsecured Notes Loans Payable$250,000--
Deferred Revenue$630,042$139,304▼ $490,738
Total Liabilities$6,964,227$6,758,889▼ $205,338
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$7,751,998$7,647,884▼ $104,114
Net Assets With Donor Restrictions$673,405$273,979▼ $399,426
Total Net Assets Fund Balance$8,425,403$7,921,863▼ $503,540
Total Liabilities and Net Assets / Fund Balance$15,389,630$14,680,752▼ $708,878

Asset Categories

AssetBook ValueDepreciationBasis
Buildings$8,103,646$942,973$9,046,619
Other Land Buildings$1,724,536$2,917,391$4,641,927
Equipment$96,473$637,202$733,675
Land$240,000-$240,000
Other Assets Org$7,023--
Compensation and Service Providers
Top Officer PayScore unavailable

Employees

NameTitleFull / Part TimeBaseTotal
Kevin WalshExecutive DiFT$115,000$115,000
Les KlimaController/cFT$94,446$94,446

Board Members and Trustees

NameTitle
Raymond HunterPresident
Brian HigginsDirector
Delane ButtacavoliDirector
Ellsworth StoutDirector
Eric FurlotteDirector
James HarlessDirector
Keith MasserangDirector
Kelly BurrisDirector
Peter DeloofDirector
Rob BovitzDirector
David R SteinerSecretary
Randy HottonTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$920,620
Program Service Revenue
$2,213,703
Investment Income
$-219,513
Other Revenue
$330,160
All Other Contributions
$817,484
Change in Net Assets
$-919,617

Noncash Contribution Practices

Property subject to holding requirements
No
Reviewed unusual noncash gifts
Yes
Third parties used for noncash contributions
No

Noncash Contributions

Contribution TypeContribution CountReported AmountValuation Method
Other Non Cash Contri Table1$20,356Fair Market Value
Total Noncash Contributions1$20,356-

Audited Revenue Reconciliation

Revenue per Audited Statements
$3,244,970
Revenue Not Reported on Form 990
$733,015
Total Revenue per Audited Statements
$3,977,985
Total Revenue per Form 990
$3,244,970
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$3,345,558
Salaries, Compensation, and Employee Benefits$819,029
Total Fundraising Expense$35,456
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$698,101$47,223$9,667$754,991
All Other Expenses$467,823$10,393$13,023$491,239
Depreciation Depletion$416,801$49,552-$466,353
Occupancy$347,967$92,102-$440,069
Interest$265,031--$265,031
Other Expenses$174,468--$174,468
Insurance$60,269$30,800-$91,069
Fees for Services Other$82,780$290$4,465$87,535
Office Expenses$35,191$31,708-$66,899
Payroll Taxes$54,018$3,675$801$58,494
Advertising$12,237$7,274-$19,511
Fees for Service Investment Mgmnt Fees$16,187--$16,187
Fees for Services Lobbying--$7,500$7,500
Other Employee Benefits-$5,544-$5,544
Conferences and Meetings-$3,443-$3,443
Total Functional Expenses$3,847,127$282,004$35,456$4,164,587

Audited Expense Reconciliation

Line ItemAmount
Total Expenses per Audited Statements$4,481,525
Expenses per Audited Statements$4,164,587
Total Expenses per Form 990$4,164,587
Expenses Not Reported on Form 990$316,938
Fundraising, Events, and Gaming
Fundraising activities
Yes
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Gross Income$74,226
Fundraising Direct Expenses$70,297
Professional Fundraising Fees$0

Fundraising Events

EventGross ReceiptsGross RevenueDirect ExpensesNet Income
Wings & Wheels$64,103$64,103$62,015$2,088
Golf Outing$10,123$10,123$8,282$1,841
Total Events$74,226$74,226$70,297$3,929
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
Yes
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Operating Lease Lia Lt$707,734
Gift Card St Unearned Rev$62,735
Operating Lease Lia St$34,776
OTHER PAYABLES:WCAA RAMP BADGE DEPOS$6,900
Gift Card Lt Unearned Rev$6,144
Gift Card Liability Contra (breakage$-41,909
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Audit committee
Yes
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

“The organization has members.”

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

“The organization's board nominates and votes on members to serve on the board.”

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

“The final form 990 is reviewed by the controller/cfo before filing.”

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

“The board of directors reviews the policy annually and deals with any violations of the policy when they arise.”

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

“Compensation is determined by board discussion and approval, which takes into account market factors and annual reviews.”

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

“Compensation is determined by board discussion and approval, which takes into account market factors and annual reviews.”

Form 990, Page 6, Part VI, Line 19

“The governing documents are available, upon request, to the public. Incorporation documents and the form 990 are accessible via the state of michigan website.”

Filing and Contact Details

Filer

Filer Name
Yankee Air Force Inc
EIN
38-2387453
Phone
7344834030
Address
PO BOX 590, BELLEVILLE, MI 48112-0590
Doing Business As
Yankee Air Museum

Signing Officer

Name
Les Klima
Title
Controller/CFO
Phone
7344834030
Signed
2025-11-25
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Les Klima
Formed
1981
Legal Domicile
Mi
Voting Board Members
14
Independent Board Members
12
Employees
13
Volunteers
163

Preparer

Firm
Curtis Bailey Exelby & Sposito Pc
Address
2008 HOGBACK RD STE 7, ANN ARBOR, MI 48105
Preparer
Henry E Alvarez CPA
Phone
7346637492
Supplemental Narrative

Additional Explanations

Form 990, Page 1, Item B

“Amended to tie 990 to audited financial statements.”

Form 990, Part IX, Line 24E

“Events - nonbudgeted even 91,715 0 33 flyable aircraft - uh-1h 68,763 0 0 flyable aircraft - b-25 - 55,238 0 0 restricted expense 46,755 0 0 flyable aircraft - c-47 - 46,524 0 0 flyable aircraft 36,935 0 0 events - development (pre 9,523 0 9,524 aircraft lubricants : all 17,405 0 0 museum - stat displ aircr 14,024 0 0 flight oper - icas, trade 13,672 0 0 aircraft fuel - all aircr 11,174 0 0 membership - agile ticket 7,388 0 0 flyable aircraft - comm f 3,732 3,448 0 flight oper - flight crew 3,413 3,413 0 flight oper - flex/air ad 5,458 0 0 museum - nonaircraf resto 4,159 0 0 flyable aircraft - ground 4,041 0 0 museum - agile ticket sal 3,789 0 0 events - historical prese 0 0 3,466 museum - c & e operation 3,324 0 0 ford trimotor - tri-motor 3,098 0 0 bldg/hanger manage - wate 2,434 0 0 flyable aircraft: b-25 cr 2,353 0 0 flight opps maintenance s 1,923 0 0 events - volunteer recogn 1,751 0 0 restricted expense - rous 1,628 0 0 aircraft registration 0 1,330 0 b-25 crew, flex expenses 1,290 0 0 uh-1h crew, flex expenses 1,278 0 0 administration - non-cate 0 1,133 0 flight oper - flight char 1,121 0 0 museum - acquisition fund 1,067 0 0 flight oper - common airc 430 429 0 flyable aircraft - c47 - 849 0 0 museum - educational prog 587 0 0 thunder over michigan - 2 445 0 0 treasurer - operation mac 0 350 0 treasurer - operation lic 0 200 0 aircraft lubricants 196 0 0 flight operations 157 0 0 common flyables - other 94 0 0 security - federally mand 0 80 0 museum - volunteer's expe 72 0 0 treasurer - non-categoriz 0 10 0 rounding 10 0 0 museum - oral history 8 0 0 total 467,823 10,393 13,023”

Form 990, Part XI, Line 9

“Recoveries of prior year grants 396,949 book / tax depreciation difference -3 total 396,946”

Financial Statement Notes

Schedule D, Page 4, Part XII, Line 2D

“Book / tax depreciation difference 3”

Raw XML AppendixShowing 400 of 634 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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