Civic Intelligence

Mount Cyllene

EIN 92-1065828 • 501(c)3 • Greensboro, NC

990-N CoverageNTEE U01

Profile

To promote literary appreciation, scholarship, and public access to rare books and manuscripts through preservation and community engagement.

729 Shelby DrGreensboro, NC 27409

www.mountcylle.org

Siviq Scores

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

Liabilities / Assets

66th percentile

0.00x

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

NTEE U • <$500k nonprofits • Source year 2025

Liabilities / Revenue

Score unavailable

No value available

Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.

Source year 2025

Net Margin

Score unavailable

No value available

Net margin requires both revenue and expenses on the latest valid filing.

Source year 2025

Top Officer Pay

83rd percentile

$0

Higher top officer pay than 83% of similar nonprofits.

NTEE U • <$500k nonprofits • Source year 2025

Asset Growth

51st percentile

0.0%

Faster asset growth than 51% of similar nonprofits.

NTEE U • <$500k nonprofits • Annualized from 2024 to 2025

Revenue Growth

4th percentile

-100%

Faster revenue growth than 4% of similar nonprofits.

NTEE U • <$500k nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets66th percentile

Assets

$1,275

No earlier filing loaded for comparison.

Liabilities

$0

No earlier filing loaded for comparison.

Net Assets

$1,275

No earlier filing loaded for comparison.

Operations
Liabilities / RevenueScore unavailableNet MarginScore unavailable

Revenue

$475

No earlier filing loaded for comparison.

Expenses

$200

No earlier filing loaded for comparison.

Net Income

$275

No earlier filing loaded for comparison.

Trend Graphs

Balance Sheet Trend

Asset Growth51st percentile

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

$1.5K$1.0K$500$0Assets 2024: $1,275Liabilities 2024: $0Net Assets 2024: $1,2752024

Highlighted filing

2024

Assets$1,275
Liabilities$0
Net Assets$1,275
Open 2024 Filing

Operations Trend

Revenue Growth4th percentile

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

$600$400$200$0Revenue 2024: $475Expenses 2024: $200Net Income 2024: $2752024

Highlighted filing

2024

Revenue$475
Expenses$200
Net Income$275
Open 2024 Filing

Filings

Most recent year

2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$1,275
Liabilities
$0
Net assets
$1,275
Revenue
$475
Expenses
$200
Net income
$275
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$1,275$0$1,275$475$200$275
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Apr 14, 2025
Return Version
2024v5.0
Gross Receipts
$600
Mission and Program Overview

Mission

To promote literary appreciation, scholarship, and public access to rare books and manuscripts through preservation and community engagement.

Program Services

DescriptionGrantsExpenses
N/A$0$0
Compensation and Service Providers
Top Officer Pay83rd percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Symeon DavisFounderPT$0--
Filing and Contact Details

Filer

Filer Name
Mount Cyllene
EIN
92-1065828
Phone
9804458587
Address
729 Shelby Dr, Greensboro, NC 27409

Signing Officer

Name
Symeon Davis
Title
Founder
Phone
9804458587
Signed
2025-04-14
Supplemental Narrative

Additional Explanations

Form 990-EZ, Part I, Line 20

“N/A”

Raw XML Appendix209 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/ActivitiesNotPreviouslyRptInd00
IRS990EZ/BenefitsPaidToOrForMembersAmt00
IRS990EZ/BooksInCareOfDetail/PersonNm0Symeon Davis
IRS990EZ/BooksInCareOfDetail/PhoneNum09804458587
IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt0729 Shelby Dr
IRS990EZ/BooksInCareOfDetail/USAddress/CityNm0Greensboro
IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd0NC
IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd027409
IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt01000
IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt01275
IRS990EZ/ChgMadeToOrgnzngDocNotRptInd00
IRS990EZ/ContributionsGiftsGrantsEtcAmt00
IRS990EZ/CostOfGoodsSoldAmt00
IRS990EZ/CostOrOtherBasisExpenseSaleAmt0125
IRS990EZ/DirectIndirectPltclExpendAmt00
IRS990EZ/DonorAdvisedFndsInd00
IRS990EZ/EngagedInExcessBenefitTransInd00
IRS990EZ/ExcessOrDeficitForYearAmt0275
IRS990EZ/FeesAndOtherPymtToIndCntrctAmt0200
IRS990EZ/FiledScheduleAInd01
IRS990EZ/ForeignFinancialAccountInd00
IRS990EZ/ForeignOfficeInd00
IRS990EZ/Form1120PolFiledInd00
IRS990EZ/Form990TotalAssetsGrp/BOYAmt01000
IRS990EZ/Form990TotalAssetsGrp/EOYAmt01275
IRS990EZ/FundraisingGrossIncomeAmt00
IRS990EZ/GainOrLossFromSaleOfAssetsAmt0475
IRS990EZ/GamingGrossIncomeAmt00
IRS990EZ/GrantsAndSimilarAmountsPaidAmt00
IRS990EZ/GrossProfitLossSlsOfInvntryAmt00
IRS990EZ/GrossReceiptsAmt0600
IRS990EZ/GrossSalesOfInventoryAmt00
IRS990EZ/InfoInScheduleOPartIInd0X
IRS990EZ/InvestmentIncomeAmt00
IRS990EZ/LandAndBuildingsGrp/BOYAmt00
IRS990EZ/LandAndBuildingsGrp/EOYAmt00
IRS990EZ/LobbyingActivitiesInd00
IRS990EZ/MadeLoansToFromOfficersInd00
IRS990EZ/MembershipDuesAmt00
IRS990EZ/MethodOfAccountingAccrualInd0X
IRS990EZ/NetAssetsOrFundBalancesBOYAmt0820
IRS990EZ/NetAssetsOrFundBalancesEOYAmt01275
IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt0820
IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt01275
IRS990EZ/OccupancyRentUtltsAndMaintAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt015
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm0Symeon Davis
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt0Founder
IRS990EZ/OperateHospitalInd00
IRS990EZ/Organization501c3Ind0X
IRS990EZ/OrganizationDissolvedEtcInd00
IRS990EZ/OrganizationHadUBIInd00
IRS990EZ/OtherAssetsTotalDetail/BOYAmt00
IRS990EZ/OtherAssetsTotalDetail/EOYAmt00
IRS990EZ/OtherChangesInNetAssetsAmt0180
IRS990EZ/OtherExpensesTotalAmt00
IRS990EZ/OtherRevenueTotalAmt00
IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt0NONE
IRS990EZ/PartVIOfCompOfHghstPdEmplTxt0NONE
IRS990EZ/PoliticalCampaignActyInd00
IRS990EZ/PrimaryExemptPurposeTxt0To promote literary appreciation, scholarship, and public access to rare books and manuscripts through preservation and community engagement.
IRS990EZ/PrintingPublicationsPostageAmt00
IRS990EZ/ProgramServiceRevenueAmt00
IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt0N/A
IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt00
IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt00
IRS990EZ/ProhibitedTaxShelterTransInd00
IRS990EZ/RelatedOrganizationCtrlEntInd00
IRS990EZ/SalariesOtherCompEmplBnftAmt00
IRS990EZ/SaleOfAssetsGrossAmt0600
IRS990EZ/ScheduleBNotRequiredInd0X
IRS990EZ/SchoolOperatingInd00
IRS990EZ/SpecialEventsDirectExpensesAmt00
IRS990EZ/SpecialEventsNetIncomeLossAmt00
IRS990EZ/StatesWhereCopyOfReturnIsFldCd0NC
IRS990EZ/SubjectToProxyTaxInd00
IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt0180
IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt00
IRS990EZ/TanningServicesProvidedInd00
IRS990EZ/TaxImposedOnOrganizationMgrAmt00
IRS990EZ/TaxImposedUnderIRC4911Amt00
IRS990EZ/TaxImposedUnderIRC4912Amt00
IRS990EZ/TaxImposedUnderIRC4955Amt00
IRS990EZ/TaxReimbursedByOrganizationAmt00
IRS990EZ/TotalExpensesAmt0200
IRS990EZ/TotalProgramServiceExpensesAmt00
IRS990EZ/TotalRevenueAmt0475
IRS990EZ/TransactionWithControlEntInd00
IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd00
IRS990EZ/TypeOfOrganizationOtherDesc0Organization
IRS990EZ/TypeOfOrganizationOtherInd0X
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearAmt00
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt00
IRS990ScheduleA/First5Years509Ind0X
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/TotalAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/CurrentTaxYearAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/OtherIncome509Grp/TotalAmt00
IRS990ScheduleA/OtherSupportSumAmt00
IRS990ScheduleA/Post1975UBTIGrp/CurrentTaxYearAmt00
IRS990ScheduleA/Post1975UBTIGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/Post1975UBTIGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/Post1975UBTIGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/Post1975UBTIGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/Post1975UBTIGrp/TotalAmt00
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportTotal509Amt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearAmt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt00
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt00
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/Total509Grp/TotalAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt00
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt00
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0N/A
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990-EZ, Part I, Line 20
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm0Symeon Davis
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Founder
ReturnHeader/BusinessOfficerGrp/PhoneNum09804458587
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-04-14
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0MOUNT CYLLENE
ReturnHeader/Filer/BusinessNameControlTxt0MOUN
ReturnHeader/Filer/EIN0921065828
ReturnHeader/Filer/PhoneNum09804458587
ReturnHeader/Filer/USAddress/AddressLine1Txt0729 Shelby Dr
ReturnHeader/Filer/USAddress/CityNm0Greensboro
ReturnHeader/Filer/USAddress/StateAbbreviationCd0NC
ReturnHeader/Filer/USAddress/ZIPCd027409
ReturnHeader/IRSResponsiblePrtyInfoCurrInd01
ReturnHeader/ReturnTs02025-04-15T18:42:05-07:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

Document Assets

No mirrored PDF or thumbnail assets are attached yet.