Experimental Aircraft Association Chapter 661

EIN 87-1423839 • Grapevine, TX

3053 Ridgeview DrGrapevine, TX 76051

Siviq Scores

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

0.00x

Tied with the lowest-debt nonprofits in its peer group.

<$500k nonprofits • Source year 2025

0.00x

Tied with the lowest-debt nonprofits in its peer group.

<$500k nonprofits • Source year 2025

-93%

Higher net margin than 12% of similar nonprofits.

<$500k nonprofits • Source year 2025

Higher top officer pay than 81% of similar nonprofits.

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

<$500k nonprofits • Source year 2025

-17%

Faster asset growth than 33% of similar nonprofits.

<$500k nonprofits • Annualized from 2024 to 2025

-51%

Faster revenue growth than 18% of similar nonprofits.

<$500k nonprofits • Annualized from 2024 to 2025

Balance Sheet

Liabilities / Assets63rd percentile

Assets

Down

$2,263

Down $466 (-17%) from 2024

Liabilities

Flat

Flat from 2024

Net Assets

Down

$2,263

Down $466 (-17%) from 2024

Operations

Liabilities / Revenue66th percentile Net Margin12th percentile

Revenue

Down

$501

Down $521 (-51%) from 2024

Expenses

$967

Up $399 (+70%) from 2024

Net Income

Down

-$466

Down $920 (-203%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth33rd percentile

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

Highlighted filing

2025

Assets$2,263

Liabilities$0

Net Assets$2,263

Open 2025 Filing

Operations Trend

Revenue Growth18th percentile

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

Highlighted filing

2025

Revenue$501

Expenses$967

Net Income-$466

Open 2025 Filing

Filings

Most recent year

2025 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing

Assets: $2,263
Liabilities: $0
Net assets: $2,263
Revenue: $501
Expenses: $967
Net income: -$466

	Balance Sheet			Operations
Year	Assets	Liabilities	Net Assets	Revenue	Expenses	Net Income
2025Detailed filing. Detailed filing data is available for this year.	$2,263	$0	$2,263	$501	$967	$466
2024XML pending. An XML filing is linked for this year, but detailed extraction is still pending.	$2,729	$0	$2,729	$1,022	$568	$454
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.	$2,275	$1	$2,275	$1,871	$1,267	$604
2022Detailed filing. Detailed filing data is available for this year.	$1,671	$1	$1,671	$1,451	$261	$1,190
2021Detailed filing. Detailed filing data is available for this year.	$481	$1	$481	$3,478	$2,997	$481

Latest Filing Detail

Jump To

Filing Snapshot

Filing Period: Jan 1, 2025 to Dec 31, 2025
Signed: Feb 2, 2026
Return Version: 2025v4.0

Compensation and Service Providers

Top Officer Pay81st percentile

Employees

Name	Title	Full / Part Time	Base	Other	Total
Janet Patton	President	-	$0	-	-
Daniel Allen	Vice President	-	$0	-	-
Scott Weathers	Secretary	-	$0	-	-
Scott Wiederhold	Treasurer	-	$0	-	-

Filing and Contact Details

Filer

Filer Name: Experimental Aircraft Association Chapter 661
EIN: 87-1423839
Phone: 2146746519
Address: 3053 Ridgeview Dr, Grapevine, TX 76051

Signing Officer

Name: Scott Wiederhold
Title: Treasurer
Phone: 2146746519
Signed: 2026-02-02

Raw XML Appendix361 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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IRS990PF/MinimumInvestmentReturnGrp/FMVAllOtherNoncharitableAstAmt	0	0
IRS990PF/MinimumInvestmentReturnGrp/MinimumInvestmentReturnAmt	0	106
IRS990PF/MinimumInvestmentReturnGrp/NetVlNoncharitableAssetsAmt	0	2119
IRS990PF/MinimumInvestmentReturnGrp/ReductionClaimedAmt	0	0
IRS990PF/MinimumInvestmentReturnGrp/TotalFMVOfUnusedAssetsAmt	0	2151
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt	0	1.00
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt	1	1.00
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt	2	1.00
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt	3	1.00
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt	0	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt	1	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt	2	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt	3	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt	0	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt	1	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt	2	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt	3	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt	0	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt	1	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt	2	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt	3	0
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm	0	Janet Patton
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm	1	Daniel Allen
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm	2	Scott Weathers
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm	3	Scott Wiederhold
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt	0	President
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt	1	Vice President
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt	2	Secretary
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt	3	Treasurer
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt	0	2227 Wood Hollow Rd
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt	1	3805 Great Oak Dr
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt	2	10909 Swift Current Trail
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt	3	3053 Ridgeview Dr
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine2Txt	0	Apt 2514
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm	0	Denton
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm	1	Euless
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm	2	Fort Worth
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm	3	Grapevine
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd	0	TX
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd	1	TX
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd	2	TX
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd	3	TX
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd	0	76208
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd	1	76040
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd	2	76179
IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd	3	76051
IRS990PF/Organization501c3ExemptPFInd	0	X
IRS990PF/PFQualifyingDistributionsGrp/CharitableAssetsAcquisPaidAmt	0	0
IRS990PF/PFQualifyingDistributionsGrp/ExpensesAndContributionsAmt	0	500
IRS990PF/PFQualifyingDistributionsGrp/ProgramRelatedInvstTotalAmt	0	0
IRS990PF/PFQualifyingDistributionsGrp/QualifyingDistributionsAmt	0	500
IRS990PF/PFQualifyingDistributionsGrp/SetAsideCashDistriTestAmt	0	0
IRS990PF/PFQualifyingDistributionsGrp/SetAsideSuitabilityTestAmt	0	0
IRS990PF/StatementsRegardingActy4720Grp/BrrwOrLendDisqualifiedPrsnInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/BusinessHoldingsInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/FurnGoodsDisqualifiedPrsnInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/GrantsToIndividualsInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/GrantsToOrganizationsInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/InfluenceElectionInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/InfluenceLegislationInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/JeopardyInvestmentsInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/NoncharitablePurposeInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/PayCompDisqualifiedPrsnInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/PaymentToGovernmentOfficialInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/PayPremiumsPrsnlBnftCntrctInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/ProhibitedTaxShelterTransInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/RcvFndsToPayPrsnlBnftCntrctInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/SaleOrExchDisqualifiedPrsnInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/SubjToTaxRmnrtnExPrchtPymtInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/TransferAstDisqualifiedPrsnInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPriorActsInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPYJeopardyInvstInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/UndistributedIncomePYInd	0	false
IRS990PF/StatementsRegardingActy4720Grp/UndistrIncmSect4942a2NotAppInd	0	false
IRS990PF/StatementsRegardingActyGrp/ActivitiesNotPreviouslyRptInd	0	false
IRS990PF/StatementsRegardingActyGrp/AtLeast5000InAssetsInd	0	false
IRS990PF/StatementsRegardingActyGrp/ChangesToArticlesOrBylawsInd	0	false
IRS990PF/StatementsRegardingActyGrp/ComplyWithPublicInspRqrInd	0	true
IRS990PF/StatementsRegardingActyGrp/DonorAdvisedFundInd	0	false
IRS990PF/StatementsRegardingActyGrp/ForeignAccountsQuestionInd	0	false
IRS990PF/StatementsRegardingActyGrp/Form1120POLFiledInd	0	false
IRS990PF/StatementsRegardingActyGrp/IndividualWithBooksNm	0	Scott Wiederhold
IRS990PF/StatementsRegardingActyGrp/LegislativePoliticalActyInd	0	false
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/AddressLine1Txt	0	3053 Ridgeview Dr
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/CityNm	0	Grapevine
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/StateAbbreviationCd	0	TX
IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/ZIPCd	0	76051
IRS990PF/StatementsRegardingActyGrp/MoreThan100SpentInd	0	false
IRS990PF/StatementsRegardingActyGrp/NewSubstantialContributorsInd	0	false
IRS990PF/StatementsRegardingActyGrp/OrganizationDissolvedEtcInd	0	false
IRS990PF/StatementsRegardingActyGrp/OwnControlledEntityInd	0	false
IRS990PF/StatementsRegardingActyGrp/PhoneNum	0	2146746519
IRS990PF/StatementsRegardingActyGrp/PrivateOperatingFoundationInd	0	false
IRS990PF/StatementsRegardingActyGrp/Section4955ManagersTaxAmt	0	0
IRS990PF/StatementsRegardingActyGrp/Section4955OrganizationTaxAmt	0	0
IRS990PF/StatementsRegardingActyGrp/Section508eRqrSatisfiedInd	0	true
IRS990PF/StatementsRegardingActyGrp/TaxReimbursedAmt	0	0
IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd	0	false
IRS990PF/StatementsRegardingActyGrp/WebsiteAddressTxt	0	n a
IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt	0	106
IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt	0	0
IRS990PF/UndistributedIncomeGrp/PriorYearUndistributedIncmAmt	0	0
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt	0	500
IRS990PF/UndistributedIncomeGrp/Taxable1Amt	0	0
IRS990PF/UndistributedIncomeGrp/Taxable2Amt	0	121
IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt	0	0
IRS990PF/UndistributedIncomeGrp/TotalExcessDistributionCyovAmt	0	0
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt	0	106
IRS990PF/UndistributedIncomeGrp/UndistributedIncomePYAmt	0	121
OtherExpensesSchedule/OtherExpensesScheduleGrp/AdjustedNetIncomeAmt	0	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/AdjustedNetIncomeAmt	1	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc	0	Chapter Renewal Fee
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc	1	January Meeting Catering
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt	0	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt	1	0
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	0	427
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt	1	40
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	0	427
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt	1	40
OtherIncomeSchedule2/OtherIncomeDetail/AdjustedNetIncomeAmt	0	0
OtherIncomeSchedule2/OtherIncomeDetail/Desc	0	Chapter Dues
OtherIncomeSchedule2/OtherIncomeDetail/NetInvestmentIncomeAmt	0	501
OtherIncomeSchedule2/OtherIncomeDetail/RevenueAndExpensesPerBooksAmt	0	501
ReturnHeader/BuildTS	0	2025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm	0	Scott Wiederhold
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt	0	Treasurer
ReturnHeader/BusinessOfficerGrp/PhoneNum	0	2146746519
ReturnHeader/BusinessOfficerGrp/SignatureDt	0	2026-02-02
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt	0	Experimental Aircraft Association Chapter 661
ReturnHeader/Filer/BusinessNameControlTxt	0	EXPE
ReturnHeader/Filer/EIN	0	871423839
ReturnHeader/Filer/PhoneNum	0	2146746519
ReturnHeader/Filer/USAddress/AddressLine1Txt	0	3053 Ridgeview Dr
ReturnHeader/Filer/USAddress/CityNm	0	Grapevine
ReturnHeader/Filer/USAddress/StateAbbreviationCd	0	TX
ReturnHeader/Filer/USAddress/ZIPCd	0	76051
ReturnHeader/ReturnTs	0	2026-01-31T12:33:10-05:00
ReturnHeader/ReturnTypeCd	0	990PF
ReturnHeader/TaxPeriodBeginDt	0	2025-01-01
ReturnHeader/TaxPeriodEndDt	0	2025-12-31
ReturnHeader/TaxYr	0	2025

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