Liabilities / Assets
60th percentile
Tied with the lowest-debt nonprofits in its peer group.
Tanner Project Foundation
EIN 46-2900841 • 501(c)3 • El Segundo, CA
Profile
Collaborative Research.
Siviq Scores
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
0.00x
Liabilities / Revenue
62nd percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
70th percentile
Higher net margin than 70% 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
73rd percentile
Faster asset growth than 73% of similar nonprofits.
Revenue Growth
57th percentile
Faster revenue growth than 57% of similar nonprofits.
Balance Sheet
Assets
Up$6,540
Up $895 (+16%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$6,540
Up $895 (+16%) from 2023
Revenue
Up$5,680
Up $174 (+3.2%) from 2023
Expenses
Down$4,785
Down $1,609 (-25%) from 2023
Net Income
Up$895
Up $1,783 (+201%) from 2023
Trend Graphs
Filings
Most recent year
2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.
- Assets
- $6,540
- Liabilities
- $0
- Net assets
- $6,540
- Revenue
- $5,680
- Expenses
- $4,785
- Net income
- $895
Latest Filing Detail
Jump To
Filing Snapshot
- Filing Period
- Jan 1, 2024 to Dec 31, 2024
- Signed
- Nov 6, 2025
- Return Version
- 2024v5.2
- Gross Receipts
- $5,680
Mission and Program Overview
Mission
Collaborative Research.
Program Services
| Description | Grants | Expenses |
|---|---|---|
| Collaborative research and monitoring related to predisposed hereditary diseases. | $0 | $0 |
Compensation and Service Providers
Employees
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Marlo Gottfurcht Longstreet | Secretary And Director | PT | $0 | - | - |
Filing and Contact Details
Filer
- Filer Name
- Tanner Project Foundation
- EIN
- 46-2900841
- Phone
- 3103957555
- Address
- 214 Main Street 433, El Segundo, CA 90245-3803
Signing Officer
- Name
- Marlo Gottfurcht-Longstreet
- Title
- Director
- Phone
- 3103957555
- Signed
- 2025-11-06
- Discuss with paid preparer
- Yes
Preparer
- Firm
- POMERANTZ KAVINOKY & MORGAN CPAs
- Address
- 6351 Owensmouth Ave Suite 203, Woodland Hills, CA 91367
- Preparer
- Martin B Kavinoky CPA
- Phone
- 8187120300
Supplemental Narrative
Additional Explanations
Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid
“Activity Classification: Donation. Grantee Name: Leukemia and Lymphoma Society. Grantee Relationship: None. Property Description: Cash. Date of Gift: 12/09/24. Amount Given: 500.”
Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid
“Activity Classification: Donation. Grantee Name: City of Hope. Grantee Relationship: None. Property Description: Cash. Date of Gift: 12/09/24. Amount Given: 500.”
Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid
“Activity Classification: Donation. Grantee Name: Cedars-Sinai. Grantee Relationship: None. Property Description: Cash. Date of Gift: 11/29/24. Amount Given: 1,000. Total included on Form 990-EZ, line 10: 2,000.”
Form 990-EZ, Part I, Line 16 - Other Expenses
“Description: Accounting. Amount: 1,918. Description: Internet. Amount: 500. Description: Telephone. Amount: 340. Description: Filing fee. Amount: 25. Description: Fees. Amount: 2. Total to Form 990-EZ, line 16: 2,785.”
Raw XML Appendix154 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.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | 0 |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | Marlo Gottfurcht-Longstreet |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 3104661751 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 214 Main Street 433 |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | El Segundo |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 902453803 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 5645 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 6540 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | 0 |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 5680 |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | 0 |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | 895 |
| IRS990EZ/FiledScheduleAInd | 0 | 1 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | 0 |
| IRS990EZ/ForeignOfficeInd | 0 | 0 |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 5645 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 6540 |
| IRS990EZ/GrantsAndSimilarAmountsPaidAmt | 0 | 2000 |
| IRS990EZ/GrossReceiptsAmt | 0 | 5680 |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartVInd | 0 | X |
| IRS990EZ/LobbyingActivitiesInd | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | 0 |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 5645 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 6540 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 5645 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 6540 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 20.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | Marlo Gottfurcht Longstreet |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | Secretary and Director |
| IRS990EZ/OperateHospitalInd | 0 | 0 |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | 0 |
| IRS990EZ/OrganizationHadUBIInd | 0 | 0 |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 2785 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | 0 |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | Collaborative Research. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | Collaborative research and monitoring related to predisposed hereditary diseases. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990EZ/SchoolOperatingInd | 0 | 0 |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 0 | CA |
| IRS990EZ/SubjectToProxyTaxInd | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990EZ/TanningServicesProvidedInd | 0 | 0 |
| IRS990EZ/TaxImposedOnOrganizationMgrAmt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TaxReimbursedByOrganizationAmt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 4785 |
| IRS990EZ/TotalProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/TotalRevenueAmt | 0 | 5680 |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | www.tannnerproject.org |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 5680 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 5500 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 26150 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 10930 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 12853 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 61113 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 6 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 2 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 12 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 21 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 6 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 2 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 1 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 12 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 21 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00030 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.00070 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.99970 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.99930 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 61113 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 5680 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 5500 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 26150 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 10930 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 12853 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 61113 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 5680 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 5506 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 26152 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 10931 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 12865 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 61134 |
| 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 | Activity Classification: Donation. Grantee Name: Leukemia and Lymphoma Society. Grantee Relationship: None. Property Description: Cash. Date of Gift: 12/09/24. Amount Given: 500. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Activity Classification: Donation. Grantee Name: City of Hope. Grantee Relationship: None. Property Description: Cash. Date of Gift: 12/09/24. Amount Given: 500. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | Activity Classification: Donation. Grantee Name: Cedars-Sinai. Grantee Relationship: None. Property Description: Cash. Date of Gift: 11/29/24. Amount Given: 1,000. Total included on Form 990-EZ, line 10: 2,000. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | Description: Accounting. Amount: 1,918. Description: Internet. Amount: 500. Description: Telephone. Amount: 340. Description: Filing fee. Amount: 25. Description: Fees. Amount: 2. Total to Form 990-EZ, line 16: 2,785. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990-EZ, Part I, Line 10 - Grants and Similar Amounts Paid |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990-EZ, Part I, Line 16 - Other Expenses |
| TransferPrsnlBnftContractsDecl/DeclarationDesc | 0 | The organization did not, during the year, receive any funds, directly,or indirectly, to pay premiums on a personal benefit contract.The organization, did not, during the year, pay any premiums, directly,or indirectly, on a personal benefit contract. |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Marlo Gottfurcht-Longstreet |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Director |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 3103957555 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-06 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Tanner Project Foundation |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | TANN |
| ReturnHeader/Filer/EIN | 0 | 462900841 |
| ReturnHeader/Filer/PhoneNum | 0 | 3103957555 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 214 Main Street 433 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | El Segundo |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | CA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 902453803 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 1 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 953943187 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | POMERANTZ KAVINOKY & MORGAN CPAs |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 6351 Owensmouth Ave Suite 203 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Woodland Hills |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | CA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 91367 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 8187120300 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2025-10-31 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Martin B Kavinoky CPA |
| ReturnHeader/ReturnTs | 0 | 2025-11-06T17:39:35-06:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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