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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ROY JENSEN</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>THOMAS MARTIN</PersonNm>
        <TitleTxt>PRESIDENT-ELECT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TODD BYXBE</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TODD HILL</PersonNm>
        <TitleTxt>SECRETARY-TREASURER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>AARON HILGER</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ELI HOWARD</PersonNm>
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        <PersonNm>JASON WATSON</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOYE BLANSCETT</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LINDA JENNINGS</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>STAN KOLBE</PersonNm>
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      <TotalReportableCompFromOrgAmt>1539858</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>260853</TotalOtherCompensationAmt>
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        <Desc>MEMBERSHIP DUES</Desc>
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        <Desc>INDUSTRY FUND RESERVE</Desc>
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        <Desc>COUNCIL AND MANAGERS' FUNCTION</Desc>
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        <TotalRevenueColumnAmt>603418</TotalRevenueColumnAmt>
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        <TotalRevenueColumnAmt>-322996</TotalRevenueColumnAmt>
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        <TotalRevenueColumnAmt>1095207</TotalRevenueColumnAmt>
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      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS INCOME</Desc>
        <BusinessCd>611430</BusinessCd>
        <TotalRevenueColumnAmt>5627</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5627</RelatedOrExemptFuncIncomeAmt>
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      <OtherRevenueTotalAmt>5627</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>17498155</TotalRevenueColumnAmt>
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        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>280422</ExclusionAmt>
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      <GrantsToDomesticOrgsGrp>
        <TotalAmt>745050</TotalAmt>
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      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>2092086</TotalAmt>
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        <TotalAmt>3499776</TotalAmt>
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      <PensionPlanContributionsGrp>
        <TotalAmt>278639</TotalAmt>
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      <OtherEmployeeBenefitsGrp>
        <TotalAmt>587853</TotalAmt>
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      <PayrollTaxesGrp>
        <TotalAmt>360966</TotalAmt>
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      <FeesForServicesLegalGrp>
        <TotalAmt>487887</TotalAmt>
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      <FeesForServicesAccountingGrp>
        <TotalAmt>109652</TotalAmt>
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      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>102716</TotalAmt>
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        <TotalAmt>1091172</TotalAmt>
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        <TotalAmt>47384</TotalAmt>
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      <OfficeExpensesGrp>
        <TotalAmt>233655</TotalAmt>
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        <TotalAmt>438105</TotalAmt>
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      <OccupancyGrp>
        <TotalAmt>115860</TotalAmt>
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      <TravelGrp>
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      <ConferencesMeetingsGrp>
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        <Desc>OTHER PROJECT EXPENSES</Desc>
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      <OtherExpensesGrp>
        <Desc>DUES &amp; SUBSCRIPTIONS</Desc>
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      <OtherExpensesGrp>
        <Desc>ALLOCATED ADMIN EXPENSE</Desc>
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      <OtherExpensesGrp>
        <Desc>STAFF DEVELOPMENT</Desc>
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      <AllOtherExpensesGrp>
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        <EOYAmt>450573</EOYAmt>
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      <TotalLiabilitiesGrp>
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        <EOYAmt>1596987</EOYAmt>
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        <BOYAmt>24029596</BOYAmt>
        <EOYAmt>27160658</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
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        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
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    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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          <BusinessNameLine1Txt>SMACNA PAC</BusinessNameLine1Txt>
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          <CityNm>CHANTILLY</CityNm>
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        <Amt>75000</Amt>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <RevenueNotReportedFinclStmtAmt>102716</RevenueNotReportedFinclStmtAmt>
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      <ExpensesNotReportedAmt>55372</ExpensesNotReportedAmt>
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      <ExpensesNotRptFinclStmtAmt>102716</ExpensesNotRptFinclStmtAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>SMACNA IS EXEMPT FROM FEDERAL INCOME TAXES ON ITS EXEMPT ACTIVITIES UNDER SECTION 501(C)(6) OF THE INTERNAL REVENUE CODE AND IS ALSO EXEMPT FROM VIRGINIA INCOME TAXES. SMACNA EVALUATED ITS TAX POSITIONS AND DETERMINED THAT ITS POSITIONS ARE MORE-LIKELY-THAN-NOT TO BE SUSTAINED ON EXAMINATION. NO PROVISION FOR INCOME TAX IS REQUIRED FOR 2023 OR 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD 55,372.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD 55,372.</ExplanationTxt>
      </SupplementalInformationDetail>
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          <BusinessNameLine1Txt>SMACNA COLLEGE OF FELLOWS</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>4201 LAFAYETTE CENTER DRIVE</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
        <RecipientEIN>521538775</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>5434</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>SCHOLARSHIPS</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>LABOR-MANAGEMENT COOPERATION COMMITTEE</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 221211</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>201531211</ZIPCd>
        </USAddress>
        <RecipientEIN>020650735</RecipientEIN>
        <IRCSectionDesc>501(C)(6)</IRCSectionDesc>
        <CashGrantAmt>665000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>TO PROMOTE THE UNION SHEET METAL INDUSTRY</PurposeOfGrantTxt>
      </RecipientTable>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL GRANT EXPENDITURES MUST BE APPROVED ON AN ANNUAL BASIS BY THE SMACNA BOARD OF DIRECTORS. THE BOARD IS UPDATED ANNUALLY ON THE USES OF THE GRANT AND CONTRIBUTION EXPENDITURES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <TravelForCompanionsInd>X</TravelForCompanionsInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>AARON HILGER</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>446343</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>30000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>30135</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>535478</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ELI HOWARD</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR OF TECHINCAL RESO</TitleTxt>
        <BaseCompensationFilingOrgAmt>240594</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>24800</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11651</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>277045</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>STAN KOLBE</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR OF GOVER'T &amp; POLI</TitleTxt>
        <BaseCompensationFilingOrgAmt>223602</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>23319</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21264</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>268185</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JASON WATSON</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR OF LABOR RELATION</TitleTxt>
        <BaseCompensationFilingOrgAmt>198031</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>20349</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>31882</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>250262</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LINDA JENNINGS</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR OF MARKET SECTORS</TitleTxt>
        <BaseCompensationFilingOrgAmt>204090</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10205</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>26248</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>240543</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOYE BLANSCETT</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR OF OPERATIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>197198</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>20349</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11651</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>229198</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>SMACNA REIMBURSES ITS EXECUTIVE COMMITTEE MEMBERS AND THEIR SPOUSES TO FLY THE BOARD MEETING LOCATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE SHALL CONSIST OF THE PRESIDENT, PRESIDENT-ELECT, SECRETARY-TREASURER, VICE PRESIDENT, IMMEDIATE PAST PRESIDENT, AND CHIEF EXECUTIVE OFFICER (CEO). THE CEO WILL BE A NON-VOTING MEMBER OF THE COMMITTEE. THE COMMITTEE SHALL ASSIST THE PRESIDENT AND CEO IN CARRYING OUT THE POLICIES AND PROGRAMS ESTABLISHED BY THE BOARD OF DIRECTORS. IN ADDITION, THE COMMITTEE MAY ACT IN PLACE OF THE BOARD OF DIRECTORS BETWEEN BOARD MEETINGS ON ALL MATTERS EXCEPT THOSE SPECIFICALLY RESERVED TO THE BOARD BY THE CONSTITUTION AND BYLAWS OF THE ASSOCIATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>SMACNA IS A TRADE ASSOCIATION COMPRISED OF DUES-PAYING MEMBERS. CLASSES OF MEMBERS INCLUDE PREMIER, REGULAR, INTERNATIONAL, STATE AND ASSOCIATE. ONLY REGULAR MEMBERS HAVE VOTING RIGHTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>AT THE ANNUAL BUSINESS MEETING, THE MEMBERSHIP ELECTS THE BOARD OF DIRECTORS OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE DRAFT COPY OF THE FORM 990 IS PROVIDED TO SMACNA'S BOARD OF DIRECTOTS PRIOR TO BEING FILED WITH THE INTERNAL REVENUE SERVICE. WHEN THE AUDITOR HAS PREPARED THE FORM 990, THIS FORM IS THEN SENT ELECTRONICALLY TO THE BOARD OF DIRECTORS OF SMACNA. THE BOARD PREVIOUSLY HAD BEEN NOTIFIED OF THIS PROCEDURE AND THE BOARD MEMEBERS ARE GIVEN 10 DAYS IN WHICH TO EXAMINE THE FORM 990 AND COMMUNICATE WITH THE CFO OF SMACNA IN THE EVENT THE DIRECTOR HAS ANY QUESTIONS OR COMMENTS. AT THE REQUEST OF ANY DIRECTOR, OR IF THERE ARE ANY QUESTIONS OR COMMENTS THAT CANNOT BE ADEQUATELY AND FULLY ADDRESSED, THE CONTROLLER WILL ARRANGE A CONFERENCE CALL FOR ALL DIRECTORS TO DISCUSS THE FORM 990 AND WHETHER OR NOT REVISIONS ARE NEEDED BEFORE IT IS FINALIZED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE VOTING BOARD OF DIRECTORS OF SMACNA ARE ELECTED AT THE ANNUAL CONVENTION HELD IN THE FALL OF EACH YEAR. AT THE FIRST MEETING OF THE BOARD OF DIRECTORS HELD IN JANUARY OF EACH YEAR, A COPY OF THE CONFLICT OF INTEREST POLICY IS DISTRIBUTED TO EACH DIRECTOR. IN ADDITION, A DISCLOSURE STATEMENT IS DISTRIBUTED TO EACH DIRECTOR. LEGAL COUNSEL REVIEWS THE CONFLICTS OF INTEREST POLICY WITH THE DIRECTORS. LEGAL COUNSEL EXPLAINS TO THE BOARD OF DIRECTORS WHAT TYPES OF INTERESTS HAVE BEEN DISCLOSED AND THE ADMINISTRATIVE PROCEDURE FOR ADVISING THE ORGANIZATION REGARDING INTERESTS TO BE DICLOSED. THE DIRECTORS ARE THEN REQUIRED TO COMPLETE THE DISCLOSURE STATEMENTS AND RETURN THEM TO SMACNA'S CEO. ONCE DISCLOSURE STATEMENTS ARE COLLECTED AND REVIEWED, IT IS THE RESPONSIBILITY OF THE CEO TO MONITOR AND ENFORCE COMPLIANCE WITH THE CONFLICT OF INTEREST POLICIES. BEFORE A BOARD OR COMMITTEE ACTION IS TAKEN ON A CONTRACT OR TRANSACTION INVOLVING A CONFLICT OF INTEREST, A DIRECTOR OR COMMITTEE MEMBER HAVING A CONFLICT OF INTERET, SUCH DISCLOSURE SHALL BE REFLECTED IN THE MINUTES OF THE MEETING. IN THE EVENT IT IS NOT ENTIRELY CLEAR THAT A CONFLICT OF INTEREST EXISTS, THE INDIVIDUAL WITH THE POTENTIAL CONFLICT SHALL DISCLOSE THE CIRCUMSTANCES TO THE CHIEF EXECUTIVE OFFICE OF SMACNA OR IF HE OR SHE IS THE ONE WHO HAS THE CONFLICT OF INTEREST, THEN THE PRESIDENT OF SMACNA, WHO SHALL DETERMINE WHETHER THERE EXISTS A CONFLICT OF INTEREST THAT IS SUBJECT TO THIS POLICY. A PERSON WHO HAS A CONFLICT OF INTEREST SHALL NOT PARTICIPATE IN OR BE PERMITTED TO HEAR THE BOARD'S OR COMMITTEE'S DISCUSSION OF THE MATTER EXCEPT TO DISCLOSE MATERIAL FACTS AND TO RESPOND TO QUESTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>IN 2003, SMACNA CREATED A COMPENSATION COMMITTEE, WHOSE CHARGE IS TO REVIEW THE COMPENSATION OF THE CHIEF EXECUTIVE OFFIVCER OF SMACNA, REVIEWS THE PERFORMANCE OF THE CHIEF EXECUTIVE OFFICER ON AN ANNUAL BASIS, DETERMINES SALARY AND OTHER BENEFITS OF EMPLOYMENT AND CONDUCTS ANY EXECUTIVE SEARCH WHEN THERE IS AN OPENING IN THE POSITION OF THE CHIEF EXECUTIVE OFFICER OF THE ORGANIZATION. CURRENTLY, THE COMPENSATION COMMITTEE CONSISTS OF THE EXECUTIVE COMMITTEE OF SMACNA. THIS COMMITTEE COMPRISES THE PRESIDENT OF SMACNA, THE PRESIDENT ELECT, THE TREASURER, THE VICE PRESIDENT AND THE IMMEDIATE PAST PRESIDENT. IN ADDITION, LEGAL COUNSEL ATTENDS THE COMPENSATION COMMITTEE MEETINGS. THE COMPENSATION COMMITTEE MEETS IN PERSON DURING THE ANNUAL CONVENTION OF SMACNA IN THE FALL OF EACH YEAR. IF REQUIRED THE COMPENSATION COMMITTEE WILL MEET AT OTHER TIMES DURING THE YEAR, EITHER BY CONFERENCE CALL OR IN PERSON DURING OTHER SCHEDULED MEETINGS SUCH AS BOARD OF DIRECTORS MEETINGS. THE COMPENSATION COMMITTEE REVIEWS OUTSIDE THIRD PARTY SALARY SURVEYS THAT EXAMINE THE SALARIES AND EMPLOYMENT BENEFITS OF HIGHLY COMPENSATED CHIEF EXECUTIVE OFFICERS OF NON-PROFIT ORGANIZATIONS IN ORDER TO BENCHMARK THE SMACNA CEO COMPENSATION PACKAGE. THIS SURVEY EXAMINES THE SALARIES AND EMPLOYMENT BENEFITS OF HIGHLY COMPENSATED CHIEF EXECUTIVE OFFICERS OF NON-PROFIT ORGANIZATIONS, TOGETHER WITH THE NEXT SEVEN HIGHEST PAID EXECUTIVES EMPLOYED IN TRADE ASSOCIATIONS. THE SURVEY IS BROKEN DOWN INTO GEOGRAPHIC LOCATION OF ASSOCIATION AND SIZE OF ASSOCIATIONS. SIZE OF ASSOCIATIONS IS MEASURED BY TOTAL ASSOCIATION ANNUAL INCOME. THE COMPENSATION AND BENEFITS OF THE CHIEF EXECUTIVE OFFICER OF SMACNA ARE MEASURED AGAINST THE RESULTS OF THE RESEARCH STUDY. WITH RESPECT TO OTHER KEY EMPLOYEES OF SMACNA, THE CHIEF EXECUTIVE OFFICER OF SMACNA SETS THEIR COMPENSATION. THE KEY EMPLOYEES OF SMACNA RECEIVE THE SAME BENEFITS THAT THE ENTIRE STAFF OF SMACNA RECEIVES. THE CEO ANNUALLY REVIEWS, WITH THE SMACNA PRESIDENT, ALL STAFF SALARIES AS A CHECK AND BALANCE TO ENSURE COMPENSATION LEVELS ARE REASONABLE AND JUSTIFIED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS, CONFLICTS OF INTEREST POLICY, WHISTLEBLOWER POLICY, DOUCMENT RETENTION POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>SMACNA TESTING AND RESEARCH INSTITUTE</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>4201 LAFAYETTE CENTER DRIVE</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
        <EIN>541787183</EIN>
        <PrimaryActivitiesTxt>TO PROMOTE SCIENTIFIC AND EDUCATION ACTIVITIES OF SMACNA</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12A, I</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>SHEET METAL AND AIR CONDITIONING CONTRACTORS'</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NEW HORIZONS FOUNDATION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>PO BOX 222784</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>201532784</ZIPCd>
        </USAddress>
        <EIN>411998303</EIN>
        <PrimaryActivitiesTxt>OFFERS RESEARCH AND EDUCATION TO THE SHEET METAL INDUSTRY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
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          <BusinessNameLine1Txt>SHEET METAL AND AIR CONDITIONING CONTRACTORS'</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SMACNA COLLEGE OF FELLOWS</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>4201 LAFAYETTE CENTER DRIVE</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
        <EIN>521538775</EIN>
        <PrimaryActivitiesTxt>PROVIDE SCHOLARSHIPS TO STUDENTS OF HIGHER EDUCATION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>PF</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>NATIONAL INDUSTRY FUND OF THE UNITED STATES</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>4201 LAFAYETTE CENTER DRIVE</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
        <EIN>366132744</EIN>
        <PrimaryActivitiesTxt>TO PROMOTE PROGRAMS TO INCREASE EFFICIENCY IN THE INDUSTRY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(6)</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SMAC-PAC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>4201 LAFAYETTE CENTER DRIVE</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
        <EIN>541132749</EIN>
        <PrimaryActivitiesTxt>TO ENGAGE IN POLITICAL ACTIVITY TO PROMOTE THE SHEET METAL AND AIR</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>527</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>1</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>1</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>NATIONAL INDUSTRY FUND OF THE UNITED STATES</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>C</TransactionTypeTxt>
        <InvolvedAmt>9425731</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>ACTUAL</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>