Liabilities / Assets
85th percentile
Higher debt load relative to assets than 85% of similar nonprofits.
EIN 20-1363653 • 501(c)3 • Glen Ellyn, IL
Profile
Research and education for skin cancer and scholarships
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
85th percentile
Higher debt load relative to assets than 85% of similar nonprofits.
Liabilities / Revenue
88th percentile
Higher debt load relative to revenue than 88% of similar nonprofits.
Net Margin
65th percentile
Higher net margin than 65% of similar nonprofits.
Top Officer Pay
81st percentile
Higher top officer pay than 81% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
74th percentile
Faster asset growth than 74% of similar nonprofits.
Revenue Growth
51st percentile
Faster revenue growth than 51% of similar nonprofits.
Assets
Up$153,580
Up $23,093 (+18%) from 2024
Liabilities
Up$42,325
Up $2,379 (+6.0%) from 2024
Net Assets
Up$111,255
Up $20,714 (+23%) from 2024
Revenue
Down$180,651
Down $2,375 (-1.3%) from 2024
Expenses
Up$159,937
Up $10,613 (+7.1%) from 2024
Net Income
Down$20,714
Down $12,988 (-39%) from 2024
Most recent year
2025 • Form 990EZDetailed filing. Detailed filing data is available for this year.
Research and education for skin cancer and scholarships
| Description | Grants | Expenses |
|---|---|---|
| RESEARCH AND EDUCATION FOR SKIN CANCER AND SCHOLARSHIPS | - | - |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| SHARON MARSTON | President | FT | $0 | - | - |
| JACK H MARSTON III | Vice President | - | $0 | - | - |
| MATTHEW MARSTON | Treasurer | - | $0 | - | - |
| CARMEN VALENTINO | Secretary | - | $0 | - | - |
| MICHAEL MARSTON | Director | - | $0 | - | - |
| SAMANTHA LYONS | Director | - | $0 | - | - |
| MARK VALENTINO | Director | - | $0 | - | - |
| PAT DEEGAN | Director | - | $0 | - | - |
| ASHLEY LECLAIR | Director | - | $0 | - | - |
“Interest 3,288”
“Telephone 3,274”
“Awareness, samples, education and marketing 2,707”
“Supplies, administration and office expense 455”
“Marathon expenses including donated protective sun shirts and spf protection 60,376”
“PAYROLL TAXES 5,875”
“COMPUTER EXPENSES 1,620”
“Banking and credit card processing fees 2,925”
“SBA EIDL LOAN PAYABLE Beginning of year 44,065, End of year 42,325”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | SHARON MARSTON |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 6308587808 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 458LONGFELLOW AVE |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | GLEN ELLYN |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 601374713 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 134606 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 153580 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | false |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 180644 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | false |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | 20714 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 550 |
| IRS990EZ/FiledScheduleAInd | 0 | true |
| IRS990EZ/ForeignFinancialAccountInd | 0 | false |
| IRS990EZ/ForeignOfficeInd | 0 | false |
| IRS990EZ/Form1120PolFiledInd | 0 | false |
| IRS990EZ/Form720FiledInd | 0 | false |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 134606 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 153580 |
| IRS990EZ/GrossReceiptsAmt | 0 | 180651 |
| IRS990EZ/InfoInScheduleOPartIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InvestmentIncomeAmt | 0 | 7 |
| IRS990EZ/LobbyingActivitiesInd | 0 | false |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | false |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 90541 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 111255 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 90541 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 111255 |
| IRS990EZ/OccupancyRentUtltsAndMaintAmt | 0 | 1643 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 035.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 002.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 002.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 002.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 001.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 001.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 001.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 001.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 001.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | SHARON MARSTON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | JACK H MARSTON III |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | MATTHEW MARSTON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | CARMEN VALENTINO |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | MICHAEL MARSTON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | SAMANTHA LYONS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | MARK VALENTINO |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | PAT DEEGAN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | ASHLEY LECLAIR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | TREASURER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | SECRETARY |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | DIRECTOR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | DIRECTOR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | DIRECTOR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | DIRECTOR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | DIRECTOR |
| IRS990EZ/OperateHospitalInd | 0 | false |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | false |
| IRS990EZ/OrganizationHadUBIInd | 0 | false |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 80520 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | false |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | RESEARCH AND EDUCATION FOR SKIN CANCER AND SCHOLARSHIPS |
| IRS990EZ/PrintingPublicationsPostageAmt | 0 | 424 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | RESEARCH AND EDUCATION FOR SKIN CANCER AND SCHOLARSHIPS |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990EZ/RelatedOrgSect527OrgInd | 0 | false |
| IRS990EZ/SalariesOtherCompEmplBnftAmt | 0 | 76800 |
| IRS990EZ/SchoolOperatingInd | 0 | false |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 0 | IL |
| IRS990EZ/SubjectToProxyTaxInd | 0 | false |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 44065 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 42325 |
| IRS990EZ/TanningServicesProvidedInd | 0 | false |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 159937 |
| IRS990EZ/TotalRevenueAmt | 0 | 180651 |
| IRS990EZ/TransactionWithControlEntInd | 0 | false |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | WWW.JACKSFUND.ORG |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 180644 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 183021 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 199809 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 111750 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 61894 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 737118 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 7 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 5 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 4 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 3 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 5 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 24 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 7 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 5 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 4 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 3 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 5 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 24 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00000 |
| IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherIncome509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/Post1975UBTIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 737118 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 180644 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 183021 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 199809 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 111750 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 61894 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 737118 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 180651 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 183026 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 199813 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 111753 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 61899 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 737142 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Interest 3,288 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Telephone 3,274 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | AWARENESS, SAMPLES, EDUCATION AND MARKETING 2,707 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | SUPPLIES, ADMINISTRATION AND OFFICE EXPENSE 455 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | MARATHON EXPENSES INCLUDING DONATED PROTECTIVE SUN SHIRTS AND SPF PROTECTION 60,376 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | PAYROLL TAXES 5,875 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | COMPUTER EXPENSES 1,620 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 7 | BANKING AND CREDIT CARD PROCESSING FEES 2,925 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 8 | SBA EIDL LOAN PAYABLE Beginning of year 44,065, End of year 42,325 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 6 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 7 | Form 990-EZ, Part I, Line 16, Other Expenses |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 8 | Form 990-EZ, Part II, Line 26, Liabilities |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | SHARON MARSTON |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2026-01-14 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | THE JACK MARSTON II CANCER RESEARCH FUND |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | JACK |
| ReturnHeader/Filer/EIN | 0 | 201363653 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 458 LONGFELLOW |
| ReturnHeader/Filer/USAddress/CityNm | 0 | GLEN ELLYN |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60137 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 813083187 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | GURDAK GROUP LTD |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 2700 SOUTH RIVER ROAD SUITE 109 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | DES PLAINES |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 60018 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 8478278100 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2026-01-14 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | DAVID GURDAK |
| ReturnHeader/ReturnTs | 0 | 2026-01-14T06:04:01-00:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-07-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-06-30 |
| ReturnHeader/TaxYr | 0 | 2024 |
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