Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
990 • Fiscal year 2025 • EIN 54-1645372
Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.
Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
12th percentile
Higher net margin than 12% of similar nonprofits.
Top Officer Pay
75th percentile
Higher top officer pay than 75% of similar nonprofits.
Top officer pay equals 100.8% of source-year revenue.
Asset Growth
72nd percentile
Faster asset growth than 72% of similar nonprofits.
Revenue Growth
76th percentile
Faster revenue growth than 76% of similar nonprofits.
Assets
Up$4,304,685
Up $461,756 (+12%) from 2024
Net Assets
Up$4,304,685
Up $461,756 (+12%) from 2024
Liabilities
Flat$0
Flat from 2024
Revenue
Up$119,008
Up $24,040 (+25%) from 2024
Expenses
Up$142,371
Up $1,379 (+1.0%) from 2024
Net Income
Up-$23,363
Up $22,661 (+49%) from 2024
Support scientific and public policy research about environmental issues.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments in Publicly Traded Securities | $3,803,926 | $4,273,011 | ▲ $469,085 |
| Cash and Non-Interest-Bearing Accounts | $39,003 | $31,674 | ▼ $7,329 |
| Total Assets | $3,842,929 | $4,304,685 | ▲ $461,756 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $3,842,929 | $4,304,685 | ▲ $461,756 |
| Total Net Assets Fund Balance | $3,842,929 | $4,304,685 | ▲ $461,756 |
| Total Liabilities and Net Assets / Fund Balance | $3,842,929 | $4,304,685 | ▲ $461,756 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Kenneth A Haapala | President | FT | $120,000 | $120,000 |
| Name | Title |
|---|---|
| Thomas P Sheahen | Chairman |
| Howard Hayden | Vice Chairman |
| David Legates | Director |
| Steven Milloy | Director |
| Willie Soon | Director |
| Donna Fitzpatrick Bethell | Secretary/Treasurer |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $120,000 |
| Grants and Similar Amounts Paid | $11,219 |
| Other Expenses | $11,152 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Current Officers, Directors, Trustees, and Key Employees | $120,000 | $0 | $0 | $120,000 |
| Foreign Grants | $10,000 | - | - | $10,000 |
| Fees for Services Legal | $0 | $3,849 | $0 | $3,849 |
| Travel | $3,251 | $0 | $0 | $3,251 |
| Fees for Services Accounting | $0 | $2,688 | $0 | $2,688 |
| Grants to Domestic Orgs | $1,219 | - | - | $1,219 |
| Fees for Services Other | $0 | $925 | $0 | $925 |
| Information Technology | $439 | $0 | $0 | $439 |
| Total Functional Expenses | $134,909 | $7,462 | $0 | $142,371 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The SEPP Board receives a copy of the annual financial statements and the previous years Form 990 at its annual board meeting.”
“SEPP Directors Tom Sheahen, Ken Haapala and Howard Hayden 4470. 1219. 0.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | true |
| IRS990/AcctCompileOrReviewBasisGrp/ConsolidatedBasisFinclStmtInd | 0 | X |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | Support scientific and public policy research about environmental issues. |
| IRS990/AllOtherContributionsAmt | 0 | 37915 |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | Donna Bethell |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 2023649692 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 4393 Embassy Park Drive NW |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Washington |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | DC |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 20016 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 39003 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 31674 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 120000 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 120000 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 37915 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 11219 |
| IRS990/CYInvestmentIncomeAmt | 0 | 81034 |
| IRS990/CYOtherExpensesAmt | 0 | 11152 |
| IRS990/CYOtherRevenueAmt | 0 | 59 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -23363 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 120000 |
| IRS990/CYTotalExpensesAmt | 0 | 142371 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 119008 |
| IRS990/DAFExcessBusinessHoldingsInd | 0 | false |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | Publication of the third Edition of SEPP founder Dr. S Fred Singers book Hot Talk, Cold Science. Received royalties from publisher. Organization and review of Dr. Singers collected scientific papers. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DistributionToDonorInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | SEPP |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | false |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 0 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 2688 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 2688 |
| IRS990/FeesForServicesLegalGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 3849 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 3849 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 925 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 925 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignGrantsGrp/ProgramServicesAmt | 0 | 10000 |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 10000 |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Thomas P Sheahen |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | Kenneth A Haapala |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | Donna Fitzpatrick Bethell |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Howard Hayden |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | David Legates |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Steven Milloy |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | Willie Soon |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 120000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | Chairman |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Secretary/Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Vice Chairman |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Director |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1990 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 7 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 1219 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 1219 |
| IRS990/GrantsToIndividualsInd | 0 | true |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 119008 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 5 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 439 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 439 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 81034 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 81034 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 3803926 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 4273011 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | VA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | Support scientific and public policy research about environmental issues. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 3842929 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 4304685 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 485119 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 3842929 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 4304685 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | Kenneth Haapala |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | Awarded the 2024 Frederick Seitz Award to Dr. William van Wijngaarden for contributions to climate science. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 10000 |
| IRS990/ProgSrvcAccomActy2Grp/GrantAmt | 0 | 10000 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 0 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | Published a weekly on-line newsletter (The Week That Was) and maintained the SEPP website on environmental and scientific policy issues. |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 120439 |
| IRS990/ProgSrvcAccomActy3Grp/GrantAmt | 0 | 0 |
| IRS990/ProgSrvcAccomActy3Grp/RevenueAmt | 0 | 0 |
| IRS990/ProgSrvcAccomActyOtherGrp/Desc | 0 | SEPP Directors Tom Sheahen, Ken Haapala and Howard Hayden represented the organization at various international conferences on climate change and environmental policy. |
| IRS990/ProgSrvcAccomActyOtherGrp/ExpenseAmt | 0 | 4470 |
| IRS990/ProgSrvcAccomActyOtherGrp/GrantAmt | 0 | 1219 |
| IRS990/ProgSrvcAccomActyOtherGrp/RevenueAmt | 0 | 0 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 20721 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 12500 |
| IRS990/PYInvestmentIncomeAmt | 0 | 74107 |
| IRS990/PYOtherExpensesAmt | 0 | 8492 |
| IRS990/PYOtherRevenueAmt | 0 | 140 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -46024 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 120000 |
| IRS990/PYTotalExpensesAmt | 0 | 140992 |
| IRS990/PYTotalRevenueAmt | 0 | 94968 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -23363 |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 59 |
| IRS990/RoyaltiesRevenueGrp/ExclusionAmt | 0 | 59 |
| IRS990/RoyaltiesRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 59 |
| IRS990/RoyaltiesRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 37915 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 20721 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 16128 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 24575 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 28037 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 127376 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 74107 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 65535 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 56451 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 53032 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 249125 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 74107 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 65535 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 56451 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 53032 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 249125 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.66170 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.73060 |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/PrivateFoundation509Ind | 0 | X |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0 |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.33830 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.26940 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 127376 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 37915 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 20721 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 16128 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 24575 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 28037 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 127376 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 37915 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 94828 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 81663 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 81026 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 81069 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 376501 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | true |
| IRS990ScheduleI/Total501c3OrgCnt | 0 | 0 |
| IRS990ScheduleI/TotalOtherOrgCnt | 0 | 0 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | false |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | The SEPP Board receives a copy of the annual financial statements and the previous years Form 990 at its annual board meeting. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | SEPP Directors Tom Sheahen, Ken Haapala and Howard Hayden 4470. 1219. 0. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Pt VI, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part III, Line 4d |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | VA |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/TaxableDistributionsInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 3842929 |
| IRS990/TotalAssetsEOYAmt | 0 | 4304685 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 3842929 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 4304685 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 37915 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 7462 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 134909 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 142371 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 3842929 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 4304685 |
| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalOtherProgSrvcExpenseAmt | 0 | 4470 |
| IRS990/TotalOtherProgSrvcGrantAmt | 0 | 1219 |
| IRS990/TotalOtherProgSrvcRevenueAmt | 0 | 0 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 134909 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 120000 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 81093 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 119008 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalVolunteersCnt | 0 | 0 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 3842929 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 4304685 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 0 |
| IRS990/TravelGrp/FundraisingAmt | 0 | 0 |
| IRS990/TravelGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/TravelGrp/ProgramServicesAmt | 0 | 3251 |
| IRS990/TravelGrp/TotalAmt | 0 | 3251 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 9634 Boyett Court |
| IRS990/USAddress/CityNm | 0 | Fairfax |
| IRS990/USAddress/StateAbbreviationCd | 0 | VA |
| IRS990/USAddress/ZIPCd | 0 | 22032 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 7 |
| IRS990/VotingMembersIndependentCnt | 0 | 5 |
| IRS990/WebsiteAddressTxt | 0 | www.sepp.org |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Kenneth Haapala |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 7039786025 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2026-04-22 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Science and Environmental Policy Project |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | SCIE |
| ReturnHeader/Filer/EIN | 0 | 541645372 |
| ReturnHeader/Filer/PhoneNum | 0 | 7039786025 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO Box 1126 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Springfield |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | VA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 22151 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 471047416 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Joel Cassman CPA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 1600 South Eads St Apt 1014S |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Arlington |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | VA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 22202 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 5712210784 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2026-04-22 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Joel Cassman |
| ReturnHeader/PreparerPersonGrp/SelfEmployedInd | 0 | X |
| ReturnHeader/ReturnTs | 0 | 2026-04-22T11:33:27-07:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2025-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-12-31 |
| ReturnHeader/TaxYr | 0 | 2025 |
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Displayed year
2025 • Form 990Detailed filing. Detailed filing data is available for this year.