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        <PersonNm>MARIE-LOUISE PALANDJIAN</PersonNm>
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        <PersonNm>ARTHUR READE</PersonNm>
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        <PersonNm>TOM RICHARDS</PersonNm>
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        <PersonNm>PHIL SMITH</PersonNm>
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        <PersonNm>STEVE SIEGLER</PersonNm>
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        <PersonNm>JULIE STEINDLER</PersonNm>
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        <PersonNm>WENDY SYKES</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SCOTT ULM</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ROGER VANDENBERG</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CRAIG VENTER</PersonNm>
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        <PersonNm>TOM WHIDDEN</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DIANA L BROWN</PersonNm>
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      <BoardDesignatedBalanceEOYPct>0.00000</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.00000</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>1.00000</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>700000</OtherCostOrOtherBasisAmt>
        <BookValueAmt>700000</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>3154581</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>368120</DepreciationAmt>
        <BookValueAmt>2786461</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1424666</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>986253</DepreciationAmt>
        <BookValueAmt>438413</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>53037</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>53037</DepreciationAmt>
        <BookValueAmt>0</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>3924874</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>1946629</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>36678</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>74725</DonatedServicesAndUseFcltsAmt>
      <OtherRevenueAmt>232210</OtherRevenueAmt>
      <RevenueNotReportedAmt>343613</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>1603016</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>66466</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>66466</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>1669482</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>1368104</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>74725</DonatedServicesUseFcltsAmt>
      <OtherExpensesIncludedAmt>232210</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>306935</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>1061169</ExpensesSubtotalAmt>
      <OtherExpensesNotIncludedAmt>66466</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>66466</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>1127635</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INTENDED USE OF THE ENDOWMENT FUNDS IS TO CREATE MHB SCHOLARSHIP ENDOWMENT FUNDS. THE PRINCIPAL WILL BE MAINTAINED BY NCS WITH THE INTEREST USED TO FUND THE ANNUAL SCHOLARSHIPS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION RECOGNIZES THE EFFECT OF INCOME TAX POSITIONS ONLY IF THOSE POSITIONS ARE MORE LIKELY THAN NOT TO BE SUSTAINED. MANAGEMENT HAS DETERMINED THAT THE ORGANIZATION HAS NO UNCERTAIN TAX POSITIONS THAT WOULD REQUIRE FINANCIAL STATEMENT RECOGNITION AND/OR DISCLOSURE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DIRECT FUNDRAISING EXPENSES REPORTED ON PART VIII 215,488. RENTAL EXPENSES REPORTED ON PART VIII 16,722.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOLARSHIPS NET OF REVENUE ON AUDITED FINANICAL STATEMENTS 62,175. OTHER RENTAL INCOME REPORTED ON PART VIII 4,291.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DIRECT FUNDRAISING EXPENSES REPORTED ON PART VIII 215,488. RENTAL EXPENSES REPORTED ON PART VIII 16,722.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SCHOLARSHIPS NET OF REVENUE ON AUDITED FINANICAL STATEMENTS 62,175. OTHER RENTAL INCOME REPORTED ON PART VIII 4,291.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>NANTUCKET RACE WEEK</Event1Nm>
        <GrossReceiptsEvent1Amt>475767</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>313897</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>161870</GrossRevenueEvent1Amt>
        <RentFacilityCostsEvent1Amt>20164</RentFacilityCostsEvent1Amt>
        <FoodAndBeverageEvent1Amt>16292</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>160405</OtherDirectExpensesEvent1Amt>
        <Event2Nm>OPERA HOUSE CUP</Event2Nm>
        <GrossReceiptsEvent2Amt>45648</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>37435</CharitableContriEvent2Amt>
        <GrossRevenueEvent2Amt>8213</GrossRevenueEvent2Amt>
        <RentFacilityCostsEvent2Amt>1474</RentFacilityCostsEvent2Amt>
        <FoodAndBeverageEvent2Amt>5055</FoodAndBeverageEvent2Amt>
        <EntertainmentEvent2Amt>600</EntertainmentEvent2Amt>
        <OtherDirectExpensesEvent2Amt>11498</OtherDirectExpensesEvent2Amt>
        <GrossReceiptsTotalAmt>521415</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>351332</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>170083</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>21638</RentFcltyCostsTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>21347</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>600</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>171903</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>215488</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>-45405</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>SCHOLARSHIPS</GrantTypeTxt>
        <RecipientCnt>110</RecipientCnt>
        <CashGrantAmt>62175</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOLARSHIP COMMITTEE AWARDS SCHOLARSHIP GRANTS TO YEAR-ROUND NANTUCKET CHILDREN BASED ON THE FINANCIAL NEEDS AND MERIT. SCHOLARSHIPS ARE APPLIED DIRECTLY TO THE STUDENT'S ACCOUNTS. SCHOLARSHIP FUND ALLOCATION IS REVIEWED MONTHLY BY THE CEO.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <ClothingAndHouseholdGoodsGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <NoncashContributionsRptF990Amt>44707</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </ClothingAndHouseholdGoodsGrp>
      <BoatsAndPlanesGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>5</ContributionCnt>
        <NoncashContributionsRptF990Amt>46401</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </BoatsAndPlanesGrp>
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>19542</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>AVG. SELLING PRICE</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <FoodInventoryGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>3890</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </FoodInventoryGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>BOATING EQUIPMENT</Desc>
        <ContributionCnt>3</ContributionCnt>
        <NoncashContributionsRptF990Amt>9185</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>GIFT CARDS</Desc>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>1500</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>MODEL BOATS</Desc>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>1000</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>SOFTWARE</Desc>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>648</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <Form8283ReceivedCnt>0</Form8283ReceivedCnt>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION IS REPORTING THE NUMBER OF CONTRIBUTORS IN PART I, COLUMN (B).</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS INDIVIDUAL, FAMILY, SENIOR, AND BUSINESS MEMBERSHIPS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>INDIVIDUAL MEMBERS (OVER EIGHTEEN YEARS OF AGE), FAMILY MEMBERS, AND SENIOR MEMBERS HAVE THE RIGHT TO ELECT THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>AMENDMENTS TO THE BY-LAWS ARE RESERVED TO AND SUBJECT TO THE APPROVAL OF THE THOSE CLASSES OF MEMBERS LISTED ABOVE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS ITS FORM 990 PREPARED BY AN OUTSIDE ACCOUNTING FIRM AND HAS ESTABLISHED THE FOLLOWING REVIEW PROCESS TO ENSURE THAT THE INFORMATION REPORTED IS COMPLETE AND ACCURATE. WHEN THE FORM 990 HAS BEEN PREPARED, IT IS REVIEWED BY THE AUDIT COMMITTEE. THEN AN ELECTRONIC COPY OF THE FORM 990 IS PROVIDED TO ALL MEMBERS OF THE BOARD OF DIRECTORS FOR THEIR COMMENTS PRIOR TO THE SUBMISSION OF THE FORM TO THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS A CONFLICT OF INTEREST POLICY THAT APPLIES TO ALL DIRECTORS, OFFICERS, ADVISORS AND KEY EMPLOYEES. ALL DIRECTORS, OFFICERS, ADVISORS AND KEY EMPLOYEES MUST SIGN A CONFLICT OF INTEREST FORM ANNUALLY TO DISCLOSE ANY CONFLICTS. AN INTERESTED PERSON MUST DISCLOSE AS SOON AS PRACTICABLE TO THE BOARD THE EXISTENCE OF A POTENTIAL CONFLICT OF INTEREST. THE BOARD WILL DETERMINE IF A CONFLICT OF INTEREST EXISTS. IN THE EVENT THAT A CONFLICT OF INTEREST ARISES, THE INTERESTED PERSON IS EXCLUDED FROM VOTING ON THE ISSUE. WITH RESPECT TO ANY BOARD DISCUSSION, DECISION, OR ACTIONS INVOLVING A CONFLICT OF INTEREST, THE MINUTES OF THE BOARD COMMITTEE MEETING WILL REFLECT THE BOARD'S DELIBERATIONS AND VOTING PROCESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION OF THE CEO &amp; PRESIDENT IS SET BY THE CHAIR OF THE BOARD AND APPROVED BY THE EXECUTIVE COMMITTEE. THE CHAIR REVIEWS COMPENSATION FOR THE CEO &amp; PRESIDENT IN RELATION TO PERFORMANCE AND COMPARABILITY DATA FROM OTHER NOT-FOR-PROFIT AND SAILING ORGANIZATIONS. THIS PROCESS WAS LAST UNDERTAKEN IN 2020 AND WAS RECORDED IN MINUTES OF THE EXECUTIVE COMMITTEE MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS FORM 990 AVAILABLE FOR PUBLIC INSPECTION AS REQUIRED UNDER SECTION 6104 OF THE INTERNAL REVENUE CODE. THE RETURN IS AVAILABLE ON GUIDESTAR.ORG AND OTHER SIMILAR TYPES OF WEBSITES, AS WELL AS THE NANTUCKET COMMUNITY SAILING WEBSITE. IN ADDITION, THE FINANCIAL STATEMENTS, FORM 990, CONFLICT OF INTEREST POLICY AND GOVERNING DOCUMENTS ARE ALSO AVAILABLE UPON WRITTEN REQUEST OR BY CALLING THE ORGANIZATION DIRECTLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS AN AUDIT COMMITTEE THAT ASSUMES RESPONSIBILITY FOR THE OVERSIGHT OF THE AUDIT OF ITS FINANCIAL STATEMENTS AND FOR THE SELECTION OF AN INDEPENDENT ACCOUNTANT. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
