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      <TotalRevEtcAuditedFinclStmtAmt>9816738</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>1514022</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>1514022</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>8302716</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>53788</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>956132</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>1009920</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>9312636</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>7793655</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>7793655</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>53788</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>956125</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>1009913</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>8803568</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other revenues included on Form 990 (Part XI, line 4b)</FormAndLineReferenceDesc>
        <ExplanationTxt>Stop loss reimbursements $ 79,709 netted against benefits paid on financial statements shown as revenue on 990Other reimbursements $ 111,333 netted against benefits paid on financial statements shown as revenue on 990Investment expenses $ 55,256 Investement expenses netted against investment income on financial statements shown as expenses on form 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other expenses included on Form 990 (Part XII, line 4b)</FormAndLineReferenceDesc>
        <ExplanationTxt>Stop loss reimbursements $ 79,709 netted against benefits paid on financial statements shown as revenue on 990Other reimbursements $ 111,333 netted against benefits paid on financial statements shown as revenue on 990Investment expenses $ 55,256 Investement expenses netted against investment income on financial statements shown as expenses on form 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Footnote for uncertain tax position under FIN 48 (Part X)</FormAndLineReferenceDesc>
        <ExplanationTxt>The Heat and Frost Insulators St. Louis Welfare Fund is exempt from Federal income tax per Internal Revenue Code Section 501 (c) (9).</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Management duties delegation Part VI line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PLAN ENGAGES ZENITH AMERICAN SOLUTIONS TO ASSIST THE TRUSTEES IN MANAGING THE PLAN</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Organizational document changes Part VI line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PLAN MAKES VARIOUS AMENDMENTS AND CHANGES DURING THE YEAR TO ITS BENEFITS WHICH ARE COMMUNICATED TO THE PARTICIPANTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Members or stockholder classes and rights Part VI line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Participants in the Health and Welfare Plan</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Participants may elect Labor Trustees</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE TRUSTEES AT A MEETING PRIOR TO FILING</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Conflict of interest policy compliance Part VI line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICTS OF INTEREST IF ANY ARE ADDRESSED BY TRUSTEES AT BOARD MEETINGS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL DOCUMENTS ARE AVAILABLE TO PARTICIPANTS OF THE PLAN. CONFIDENTIAL INFORMATION SUCH AS MEDICAL RECORDS AND PERSONNAL INFORMATION OF THE PARTICIPANTS IS NOT. THE FORM 5500 AND FORM 990 ARE AVAILABLE TO THE PUBLIC. THE FORM 5500 IS PUBLISHED ON EFAST THE DEPARTMENT OF LABOR WEBSITE AND THE FORM 990 IS PUBLISHED ON GUIDESTAR. ALSO THE FORM 5500 AND FORM 990 ARE AVAILABLE BY REQUEST AT THE OFFICE OF ZENITH AMERICAN SOLUTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Explanation of other changes in net assets or fund balances Part XI line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Rounding</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Unable to secure related organizations compensation Part VII Col D E</FormAndLineReferenceDesc>
        <ExplanationTxt>Compensation paid by related organizations is not reported since the information was not provided to the preparer of the form 990.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="990R">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>INT ASSC HEAT AND FROST INSULA</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>3325 HOLLENBERG DRIVE</AddressLine1Txt>
          <CityNm>Bridgeton</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>63044</ZIPCd>
        </USAddress>
        <EIN>430337341</EIN>
        <PrimaryActivitiesTxt>LABOR UNION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C5</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NONE</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>INT ASS HEAT AND FROST APPR</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>3325 HOLLENBERG DRIVE</AddressLine1Txt>
          <CityNm>Bridgeton</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>63044</ZIPCd>
        </USAddress>
        <PrimaryActivitiesTxt>APPRENTICESHIP FUND</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C5</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>Master Insulators of St Louis</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1020 Fox Chase Industrial Driv</AddressLine1Txt>
          <CityNm>Arnold</CityNm>
          <StateAbbreviationCd>MO</StateAbbreviationCd>
          <ZIPCd>630101302</ZIPCd>
        </USAddress>
        <EIN>431348081</EIN>
        <PrimaryActivitiesTxt>Association</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501c5</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ADY INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>API</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BI STATE INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BRAND ENERGY SERVICES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BROCK INDUSTRIAL SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ENVIROTECH INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>FIRESTOP TECHNOLOGIES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>GILLESPIE AND POWERS INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>GALT INDUSTRIES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>INSUL &amp; SUPPLIES CORP</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>INSULATION MASTERS INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ISS INSULATION SERVICES &amp; SOLU</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>KASKASKIA MECH INSULATION CO</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LMB COMPANIES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <LegalDomicileStateCd>AP</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>LORMAR INSULATION COMPANY</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>GRP MECHANICAL CO INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>M &amp; O INSULATION CO</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MELCO INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>METRO INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>MIDWEST MECHANICAL INSUL INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PARAGON PIPECOVERERS INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PREMIER INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PRO FIRE STOP</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>PRO INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>REBEL INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SCHILLINGER INSULATING</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SIDNEY INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SPRINKMANN INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>STONE AND WEBSTER</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TDK MECHANICAL SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THERMAL INDUSTRIAL INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THORNBURGH ABATEMENT INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THORNBURGH INSULATION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TRIANGLE ENTERPRISES INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>UNITED THERMAL INDUSTRIES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>WALSH INSULATION SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>URS Energy Construction</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>INTEGRITY INSULATION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>BUDROVICH SPECIALTY GRP LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CENTRAL SERVICES</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CLAY PIPING SYSTEMS</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>INTEGRITY INSULATION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SOUTHERN ILLINOIS UNIV EDWARD</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TAMCO SERVICES INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THORNBURGH ABATEMENT INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>TRENHOLM MECHANICAL INSULATIO</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ABATECO INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>UNITED MECHANICAL INSULATI</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>AES LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CB&amp;I</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>EDWARDS-KAMADULSKI LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <DirectControllingNACd>N/A</DirectControllingNACd>
      </IdRelatedOrgTxblCorpTrGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>