Liabilities / Assets
32nd percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 20-5415754 • Boston, MA
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
32nd percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
93rd percentile
Higher net margin than 93% of similar nonprofits.
Top Officer Pay
47th percentile
Higher top officer pay than 47% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
78th percentile
Faster asset growth than 78% of similar nonprofits.
Revenue Growth
88th percentile
Faster revenue growth than 88% of similar nonprofits.
Assets
Up$1,895,979
Up $252,430 (+15%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$1,895,979
Up $252,430 (+15%) from 2023
Revenue
Up$342,070
Up $182,115 (+114%) from 2023
Expenses
Up$99,212
Up $14,090 (+17%) from 2023
Net Income
Up$242,858
Up $168,025 (+225%) from 2023
Most recent year
2024 • Form 990PFDetailed filing. Detailed filing data is available for this year.
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| ALBERT D MASON | President | - | $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 |
|---|---|---|
| AccountingFeesSchedule/AccountingFeesDetail/AdjustedNetIncomeAmt | 0 | 133 |
| AccountingFeesSchedule/AccountingFeesDetail/AdjustedNetIncomeAmt | 1 | 10 |
| AccountingFeesSchedule/AccountingFeesDetail/Amt | 0 | 133 |
| AccountingFeesSchedule/AccountingFeesDetail/Amt | 1 | 10 |
| AccountingFeesSchedule/AccountingFeesDetail/CategoryTxt | 0 | Tax software |
| AccountingFeesSchedule/AccountingFeesDetail/CategoryTxt | 1 | Bank fees |
| AccountingFeesSchedule/AccountingFeesDetail/NetInvestmentIncomeAmt | 0 | 133 |
| AccountingFeesSchedule/AccountingFeesDetail/NetInvestmentIncomeAmt | 1 | 10 |
| CompensationExplanation/CompensationExplanationGrp/PersonNm | 0 | ALBERT D MASON |
| CompensationExplanation/CompensationExplanationGrp/ShortExplanationTxt | 0 | Mason Family Charity pays an investment management fee to Albert D. Mason Inc. d/b/a Mason Capital Partners, in which Albert Mason is a partner |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/BookValueAmt | 0 | 1881717 |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/CategoryOrItemTxt | 0 | Investment account |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/EOYFMVAmt | 0 | 1828186 |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 0 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 1 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 2 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 3 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 4 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 5 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 6 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 7 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 8 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 9 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 10 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 11 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 12 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 13 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 14 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 15 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 16 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 17 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 18 | FMV |
| InvestmentsOtherSchedule2/InvestmentsOtherGrp/ListedAtCostOrFMVCd | 19 | FMV |
| IRS990PF/AnalysisOfRevenueAndExpenses/AccountingFeesAdjNetIncmAmt | 0 | 143 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AccountingFeesNetInvstIncmAmt | 0 | 143 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AccountingFeesRevAndExpnssAmt | 0 | 143 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AdjustedNetIncomeAmt | 0 | 167708 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidDsbrsChrtblAmt | 0 | 79850 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidRevAndExpnssAmt | 0 | 79850 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriRcvdRevAndExpnssAmt | 0 | 155000 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsAdjNetIncmAmt | 0 | 84295 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsNetInvstIncmAmt | 0 | 84295 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsRevAndExpnssAmt | 0 | 84295 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ExcessRevenueOverExpensesAmt | 0 | 242858 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavingsAdjNetIncmAmt | 0 | 6 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavNetInvstIncmAmt | 0 | 6 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavRevAndExpnssAmt | 0 | 6 |
| IRS990PF/AnalysisOfRevenueAndExpenses/NetInvestmentIncomeAmt | 0 | 167708 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeAdjNetIncmAmt | 0 | 102769 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeNetInvstIncmAmt | 0 | 102769 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeRevAndExpnssAmt | 0 | 102769 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesAdjNetIncmAmt | 0 | 18771 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesNetInvstIncmAmt | 0 | 18771 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesRevAndExpnssAmt | 0 | 18771 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesAdjNetIncmAmt | 0 | 448 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesNetInvstIncmAmt | 0 | 448 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesRevAndExpnssAmt | 0 | 448 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalAdjNetIncmAmt | 0 | 187070 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesAdjNetIncmAmt | 0 | 19362 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesDsbrsChrtblAmt | 0 | 79850 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesNetInvstIncmAmt | 0 | 19362 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesRevAndExpnssAmt | 0 | 99212 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalNetInvstIncmAmt | 0 | 187070 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalRevAndExpnssAmt | 0 | 342070 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesAdjNetIncmAmt | 0 | 19362 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesDsbrsChrtblAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesNetInvstIncmAmt | 0 | 19362 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesRevAndExpnssAmt | 0 | 19362 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/ExcessRevenueOverExpensesAmt | 0 | 242858 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/SubtotalAmt | 0 | 1886407 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 1643549 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 1886407 |
| IRS990PF/DistributableAmountGrp/DistributableAsAdjustedAmt | 0 | 82765 |
| IRS990PF/DistributableAmountGrp/DistributableBeforeAdjAmt | 0 | 82765 |
| IRS990PF/DistributableAmountGrp/DistributableBeforeDedAmt | 0 | 82765 |
| IRS990PF/DistributableAmountGrp/MinimumInvestmentReturnAmt | 0 | 85096 |
| IRS990PF/DistributableAmountGrp/TaxBasedOnInvestmentIncomeAmt | 0 | 2331 |
| IRS990PF/DistributableAmountGrp/TotalTaxAmt | 0 | 2331 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/EstimatedPlusOvpmtIncmTxAmt | 0 | 1115 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/ExemptFrgnOrgTaxWthldAtSrceAmt | 0 | 0 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/InvestmentIncomeExciseTaxAmt | 0 | 2331 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/SubtitleATaxAmt | 0 | 0 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/SubtotalAmt | 0 | 2331 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TaxBasedOnInvestmentIncomeAmt | 0 | 2331 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TaxDueAmt | 0 | 1216 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TotalPaymentsAndCreditsAmt | 0 | 1115 |
| IRS990PF/FMVAssetsEOYAmt | 0 | 1842448 |
| IRS990PF/Form990PFBalanceSheetsGrp/CapitalStockBOYAmt | 0 | 1643549 |
| IRS990PF/Form990PFBalanceSheetsGrp/CapitalStockEOYAmt | 0 | 1895979 |
| IRS990PF/Form990PFBalanceSheetsGrp/OrgDoesNotFollowFASB117Ind | 0 | X |
| IRS990PF/Form990PFBalanceSheetsGrp/OtherInvestmentsBOYAmt | 0 | 1573096 |
| IRS990PF/Form990PFBalanceSheetsGrp/OtherInvestmentsEOYAmt | 0 | 1881717 |
| IRS990PF/Form990PFBalanceSheetsGrp/OtherInvestmentsEOYFMVAmt | 0 | 1828186 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstBOYAmt | 0 | 70453 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstEOYAmt | 0 | 14262 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstEOYFMVAmt | 0 | 14262 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsBOYAmt | 0 | 1643549 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYAmt | 0 | 1895979 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYFMVAmt | 0 | 1842448 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstBOYAmt | 0 | 1643549 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstEOYAmt | 0 | 1895979 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 1643549 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 1895979 |
| IRS990PF/MethodOfAccountingCashInd | 0 | X |
| IRS990PF/MinimumInvestmentReturnGrp/AdjustedTotalFMVOfUnusedAstAmt | 0 | 1727829 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyCashBalancesAmt | 0 | 20594 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyFMVOfSecAmt | 0 | 1707235 |
| IRS990PF/MinimumInvestmentReturnGrp/CashDeemedCharitableAmt | 0 | 25917 |
| IRS990PF/MinimumInvestmentReturnGrp/FMVAllOtherNoncharitableAstAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/MinimumInvestmentReturnAmt | 0 | 85096 |
| IRS990PF/MinimumInvestmentReturnGrp/NetVlNoncharitableAssetsAmt | 0 | 1701912 |
| IRS990PF/MinimumInvestmentReturnGrp/ReductionClaimedAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/TotalFMVOfUnusedAssetsAmt | 0 | 1727829 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/CompOfHghstPdCntrctOrNONETxt | 0 | NONE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/CompOfHghstPdEmplOrNONETxt | 0 | NONE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/ContractorPaidOver50kCnt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 0.00 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 0 | ALBERT D MASON |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 0 | President |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 0 | 50 Federal Street STE 9th Floor |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 0 | Boston |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 0 | 02110 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OtherEmployeePaidOver50kCnt | 0 | 0 |
| IRS990PF/Organization501c3ExemptPFInd | 0 | X |
| IRS990PF/PFQualifyingDistributionsGrp/ExpensesAndContributionsAmt | 0 | 79850 |
| IRS990PF/PFQualifyingDistributionsGrp/QualifyingDistributionsAmt | 0 | 79850 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/CurrentYearAmt | 0 | 0 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/TotalAmt | 0 | 0 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/TotalAmt | 0 | 0 |
| IRS990PF/StatementsRegardingActy4720Grp/ActsFailToQlfyAsExceptionsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/BrrwOrLendDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/BusinessHoldingsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/ExcessBusinessHoldingsInd | 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/MaintainedExpenditureRspnsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/NoncharitablePurposeInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/PayCompDisqualifiedPrsnInd | 0 | true |
| IRS990PF/StatementsRegardingActy4720Grp/PaymentToGovernmentOfficialInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/ProceedsOrNetIncomeInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/SaleOrExchDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/TransactionsFailToQlfyAsExcInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/TransferAstDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPriorActsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPYJeopardyInvstInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UndistributedIncomePYInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/AtLeast5000InAssetsInd | 0 | true |
| 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/Form990PFFiledWithAttyGenInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/LegislativePoliticalActyInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/AddressLine1Txt | 0 | 50 Federal Street |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/CityNm | 0 | Boston |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/StateAbbreviationCd | 0 | MA |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/ZIPCd | 0 | 02110 |
| IRS990PF/StatementsRegardingActyGrp/MoreThan100SpentInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/NewSubstantialContributorsInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrganizationDissolvedEtcInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrgReportOrRegisterStateCd | 0 | MA |
| IRS990PF/StatementsRegardingActyGrp/OwnControlledEntityInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/PersonsWithBooksName/BusinessNameLine1Txt | 0 | Albert D Mason |
| IRS990PF/StatementsRegardingActyGrp/PhoneNum | 0 | 6172285190 |
| IRS990PF/StatementsRegardingActyGrp/PrivateOperatingFoundationInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/Section508eRqrSatisfiedInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990PF/SupplementaryInformationGrp/ContributingManagerNm | 0 | ALBERT D MASON |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 0 | 155000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 0 | General funding |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 0 | PF Private nonoperat |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm | 0 | ALBERT D MASON |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 0 | President |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 0 | 50 Federal Street Ste 9th Floor |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 0 | Boston |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 0 | MA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 0 | 02110 |
| IRS990PF/SupplementaryInformationGrp/OnlyContriToPreselectedInd | 0 | X |
| IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriApprvFutAmt | 0 | 0 |
| IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriPdDurYrAmt | 0 | 155000 |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/LoansOrLoanGuaranteesInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PerformanceOfServicesEtcInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PurchaseOfAssetsNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/ReimbursementArrangementsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RelationshipsNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RentalOfFacilitiesOthAssetsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SalesOrExchangesOfAssetsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SharingOfFacilitiesEtcInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOfCashToNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOtherAssetNonchrtblEOInd | 0 | false |
| IRS990PF/UndistributedIncomeGrp/AppliedToPriorYearsAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt | 0 | 82765 |
| IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt | 0 | 79850 |
| IRS990PF/UndistributedIncomeGrp/ExcessFromCurrentYearAmt | 0 | 79850 |
| IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt | 0 | 79850 |
| IRS990PF/UndistributedIncomeGrp/RemainingDistriFromCorpusAmt | 0 | 79850 |
| IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt | 0 | 79850 |
| IRS990PF/UndistributedIncomeGrp/TreatedAsDistriFromCorpusAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt | 0 | 82765 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | 1 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorPersonNm | 0 | ALBERT D MASON |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1Txt | 0 | 50 Federal Street Ste 9th Floor |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/CityNm | 0 | Boston |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/StateAbbreviationCd | 0 | MA |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCd | 0 | 02110 |
| IRS990ScheduleB/ContributorInformationGrp/PersonContributionInd | 0 | X |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | 155000 |
| IRS990ScheduleB/GeneralRuleInd | 0 | X |
| IRS990ScheduleB/Organization501c3ExemptPFInd | 0 | X |
| OtherIncomeSchedule2/OtherIncomeDetail/AdjustedNetIncomeAmt | 0 | 102769 |
| OtherIncomeSchedule2/OtherIncomeDetail/Desc | 0 | Investment GL |
| OtherIncomeSchedule2/OtherIncomeDetail/NetInvestmentIncomeAmt | 0 | 102769 |
| OtherIncomeSchedule2/OtherIncomeDetail/RevenueAndExpensesPerBooksAmt | 0 | 102769 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/AdjustedNetIncomeAmt | 0 | 18752 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/AdjustedNetIncomeAmt | 1 | 19 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/Amt | 0 | 18752 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/Amt | 1 | 19 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/CategoryTxt | 0 | Investment expenses |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/CategoryTxt | 1 | Registration fees |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/NetInvestmentIncomeAmt | 0 | 18752 |
| OtherProfessionalFeesSchedule/OtherProfessionalFeesDetail/NetInvestmentIncomeAmt | 1 | 19 |
| TaxesSchedule/TaxesDetail/AdjustedNetIncomeAmt | 0 | 70 |
| TaxesSchedule/TaxesDetail/AdjustedNetIncomeAmt | 1 | 378 |
| TaxesSchedule/TaxesDetail/Amt | 0 | 70 |
| TaxesSchedule/TaxesDetail/Amt | 1 | 378 |
| TaxesSchedule/TaxesDetail/CategoryTxt | 0 | State tax |
| TaxesSchedule/TaxesDetail/CategoryTxt | 1 | Foreign tax on investment |
| TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt | 0 | 70 |
| TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt | 1 | 378 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | ALBERT D MASON |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6172285190 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-05-15 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Mason Family Charity |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | MASO |
| ReturnHeader/Filer/EIN | 0 | 205415754 |
| ReturnHeader/Filer/InCareOfNm | 0 | % Albert D Mason |
| ReturnHeader/Filer/PhoneNum | 0 | 6172285190 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 50 Federal Street STE 9th Floor |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Boston |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 02110 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/ReturnTs | 0 | 2025-05-15T20:35:39-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990PF |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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