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        <EOY>0</EOY>
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        <EOY>0</EOY>
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        <EOY>110306327</EOY>
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        <EOY>110306327</EOY>
      </TotalNetAssetsFundBalances>
      <TotalLiabNetAssetsFundBalances>
        <BOY>106786901</BOY>
        <EOY>112299283</EOY>
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      <InfoInScheduleOPartXI>X</InfoInScheduleOPartXI>
      <ReconcilationRevenueExpenses>1446121</ReconcilationRevenueExpenses>
      <ReconcilationOtherChanges>3983055</ReconcilationOtherChanges>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>0</AccountantCompileOrReview>
      <FSAudited>1</FSAudited>
      <AuditCommittee>0</AuditCommittee>
      <FinancialStatementSeparate>X</FinancialStatementSeparate>
      <FederalGrantAuditRequired>0</FederalGrantAuditRequired>
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    <IRS990ScheduleD documentId="RetDoc1040000001">
      <AgentTrusteeEtc>1</AgentTrusteeEtc>
      <Buildings>
        <BookValue>0</BookValue>
      </Buildings>
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        <OtherCostOrOtherBasis>97222</OtherCostOrOtherBasis>
        <Depreciation>18376</Depreciation>
        <BookValue>78846</BookValue>
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        <Depreciation>35379</Depreciation>
        <BookValue>1502</BookValue>
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      <OtherLandBuildings>
        <BookValue>0</BookValue>
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      <OtherSecurities>
        <Description>FIR TREE INT VALUE FUND, LTD CL B RESTRICTED SHARES SERIES 0310</Description>
        <BookValue>5948060</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
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      <OtherSecurities>
        <Description>SPROTT OFFSHORE FUND LTD CL A NON RESTRICTED SERIES 3 MARCH 2010</Description>
        <BookValue>1539903</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
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      <OtherSecurities>
        <Description>SPROTT OFFSHORE FUND LTD CL B RESTRICTED SERIES 3 MARCH 2010</Description>
        <BookValue>5235670</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
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      <OtherSecurities>
        <Description>VIRIDIAN FUND LTD.</Description>
        <BookValue>5319604</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK ACWI EX-U.S. SUPERFUND B</Description>
        <BookValue>5944372</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK U.S. DEBT INDEX FD CL B</Description>
        <BookValue>70362918</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <OtherSecurities>
        <Description>BLACKROCK U.S. EQUITY MARKET FD CL B</Description>
        <BookValue>4435729</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
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      <TotalOfBookValueSecurities>98786256</TotalOfBookValueSecurities>
      <OtherLiabilities>
        <Description>DUE TO AFFILIATES</Description>
        <Amount>2816</Amount>
      </OtherLiabilities>
      <OtherLiabilities>
        <Description>INCURRED BUT NOT REPORTED</Description>
        <Amount>1869900</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>1872716</TotalOfAmounts>
      <TotalRevenue>58768953</TotalRevenue>
      <TotalExpenses>57322832</TotalExpenses>
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      <TotalAdjustments>3983055</TotalAdjustments>
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      <NetUnrealizedGainsInvestments>3983055</NetUnrealizedGainsInvestments>
      <RevenueNotRptdF990>3983055</RevenueNotRptdF990>
      <RevenueSubtotal>58316576</RevenueSubtotal>
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      <RevenueNotRptdOnFinStmt>452377</RevenueNotRptdOnFinStmt>
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      <ExpensesNotRptdF990>0</ExpensesNotRptdF990>
      <ExpensesSubtotal>56850765</ExpensesSubtotal>
      <InvestmentExpensesNotIncluded2>452377</InvestmentExpensesNotIncluded2>
      <OtherExpensesNotIncluded>19690</OtherExpensesNotIncluded>
      <ExpensesNotRptdOnFinStmt>472067</ExpensesNotRptdOnFinStmt>
      <TotalExpensesPerForm990>57322832</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF UNCERTAIN TAX POSITIONS UNDER FIN 48:</Identifier>
        <ReturnReference>PART X:</ReturnReference>
        <Explanation>AS OF JANUARY 1, 2009, THE PLAN ADOPTED ASC TOPIC 740 - INCOME TAXES... . THE PLAN HAD NO SIGNIFICANT UNCERTAIN TAX POSITION AT THE DATE OF ADOPTION OR AT DECEMBER 31, 2010 AND 2009. ACCORDINGLY, THE ADOPTION DID NOT HAVE A MATERIAL EFFECT ON THE FINANCIAL STATEMENTS.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XIII, LINE 4B - OTHER ADJUSTMENTS:</Identifier>
        <Explanation>INCREASE IN CLAIMS INCURRED BUT NOT REPORTED (IBNR)</Explanation>
      </Form990ScheduleDPartXIV>
    </IRS990ScheduleD>
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      <SeverancePayment>0</SeverancePayment>
      <SupplementalNonqualRetirePlan>0</SupplementalNonqualRetirePlan>
      <EquityBasedCompArrangement>0</EquityBasedCompArrangement>
      <Form990ScheduleJPartII>
        <NamePerson>GERALD DIVINY</NamePerson>
        <BaseCompensationFilingOrg>30055</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>100618</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>0</DeferredCompFilingOrg>
        <DeferredCompRelatedOrgs>0</DeferredCompRelatedOrgs>
        <NontaxableBenefitsFilingOrg>21905</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>73333</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>51960</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>173951</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>ROBERT WINTHER</NamePerson>
        <BaseCompensationFilingOrg>25005</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>83714</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>0</DeferredCompFilingOrg>
        <DeferredCompRelatedOrgs>0</DeferredCompRelatedOrgs>
        <NontaxableBenefitsFilingOrg>12539</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>41979</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>37544</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>125693</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <GeneralExplanation>
        <Identifier>FORM 990, PART VI, SECTION A, LINE 7A</Identifier>
        <Explanation>THE FUND IS ADMINISTERED SIX (6) TRUSTEES. THREE OF WHOM ARE APPOINTED BY THE UNION AND THREE OF WHOM ARE APPOINTED BY THE MECHANICAL CONTRACTORS ASSOCIATION OF EASTERN PENNSYLVANIA, INC. AND SHALL ACT AS EMPLOYER TRUSTEES.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>FORM 990, PART VI, SECTION A, LINE 8B</Identifier>
        <Explanation>THERE ARE NO COMMITTEES WITH THE AUTHORITY TO ACT ON BEHALF OF THE GOVERNING BODY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>FORM 990, PART VI, SECTION B, LINE 11</Identifier>
        <Explanation>FORM 990 IS REVIEWED BY THE MANAGEMENT OF THE PLAN, THE PLAN ADMINISTRATOR, PRIOR TO FILING OF THE FORM WITH THE IRS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>ANNUALLY THE TRUSTEES AND KEY EMPLOYEES ARE REMINDED OF THEIR OBLIGATION TO DISCLOSE CONFLICTS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>THE PLAN DOES NOT MAKE THESE DOCUMENTS AVAILABLE TO THE GENERAL PUBLIC.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>CHANGES IN NET ASSETS OR FUND BALANCES:</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>NET UNREALIZED GAINS ON INVESTMENTS: 3983055.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VII, SECTION A:</ReturnReference>
        <Explanation>GERALD DIVINY, ADMINISTRATOR, WORKS AN AVERAGE OF 36 HOURS PER WEEK WORKING ON RELATED ORGANIZATIONS. ROBERT WINTHER, ASST. ADMINISTRATOR, WORKS AN AVERAGE OF 33 HOURS PER WEEK WORKING ON RELATED ORGANIZATIONS. FOR THOSE TRUSTEES WHO SERVE IN A SIMILAR COMPACITY AT RELATED ORGANIZATIONS, THE ESTIMATED AVERAGE HOURS PER WEEK WORKING ON RELATED ORGANIZATIONS IS 3 HOURS. THE FUND'S REASONABLE EFFORTS TO OBTAIN INFORMATION INCLUDED SENDING TO THE APPROPRIATE PERSONS (EG THOSE LISTED ON FORM 990, PARTI VII, SECTION A), A QUESTIONNAIRE ALONG WITH APPROPRIATE INSTRUCTIONS AND DEFINITIONS, AS DESCRIBED IN THE INSTRUCTIONS TO FORM 990 AS EXAMPLES OF REASONABLE EFFORT.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART V, LINE 2A:</ReturnReference>
        <Explanation>THE PLAN ANSWERED 0 BECAUSE IT DOES NOT HAVE ANY EMPLOYEES, BUT THE PLAN DOES REPORT BENEFITS PAID TO MEMEBERS ON W-2 FORMS WHICH THEN GET TOTALED ON THE FORM W-3. THEREFORE, THE PLAN'S W-3 HAS 157 W-2S REPORTED ON FORM W-3. THE PLAN DOES COMPLY WITH APPLICABLE REPORTING AND RELATED REQUIREMENTS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART IV, LINE 32:</ReturnReference>
        <Explanation>THE FUND'S INVESTMENT PROGRAM INCLUDES CASH MANAGEMENT PROCEDURES THAT MAXIMIZE EARNINGS ON TEMPORARY BALANCES BY IMMEDIATELY PURCHASING SHORT TERM INVESTMENT VEHICLES UPON THE RECEIPT OF ESSENTIALLY ALL PRINCIPAL AND INTEREST TRANSACTIONS. THIS NECESSITATES THE SELLING OF SUCH ASSETS FOR EACH PURCHASE OF LONGER-TERM INVESTMENTS. THIS CASH MANAGEMENT ACTIVITY IS INCLUDED IN PART VIII ITEM 7 AND IS CONSIDERED TO NOT REPRESENT TRANSACTIONS TO WHICH PART IV ITEM 32 APPLIES.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART IX, LINE 5-10:</ReturnReference>
        <Explanation>THE FUND DOES NOT ISSUE W-2S TO ANY EMPLOYEES AND SHARES CERTAIN STAFF WITH ORGANIZATIONS CONSIDERED BY THE FORM 990 INSTRUCTIONS TO BE RELATED ORGANIZATIONS. THESE STAFF ARE PAID THROUGH ESSENTIALLY A PAYMASTER ARRANGEMENT THAT FUNCTIONS AS THE STAFF'S EMPLOYER AND ISSUES FORM W-2 AND COMPLIES WITH APPLICABLE PAYROLL REPORTING AND RELATED REQUIREMENTS. ACCORDINGLY, THE FUND'S ALLOCATED PORTION OF THE COSTS RELATED TO THIS SHARING IS REPORTED ON FORM 990, INCLUDING ON PART IX, LINES 5 THROUGH 10.</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 VACATION FUND</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>237216231</EIN>
        <PrimaryActivities>TO PROVIDE VACATION BENEFITS TO PARTICIPANTS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)9</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
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          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 PENSION PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232004424</EIN>
        <PrimaryActivities>TO PROVIDE PENSION BENEFITS TO PARTICIPANTS</PrimaryActivities>
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        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 SUPPLEMENTAL RETIREMENT PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232495379</EIN>
        <PrimaryActivities>TO PROVIDE PENSION BENEFITS TO PARTICIPANTS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>STEAMFITTERS LOCAL UNION NO 420 SCHOLARSHIP PLAN</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE A</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>236919093</EIN>
        <PrimaryActivities>TO PROVIDE SCHOLARSHIPS TO THE CHILDREN OF MEMBERS</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>501(C)3</ExemptCodeSection>
        <PublicCharityStatus>3A</PublicCharityStatus>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>PEN PLAN FOR EMPLOYEES OF THE STEAMFITTERS LU NO 420 PEN PL</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>14420 TOWNSEND ROAD SUITE B</AddressLine1>
          <City>PHILADELPHIA</City>
          <State>PA</State>
          <ZIPCode>19154</ZIPCode>
        </AddressUS>
        <EIN>232004419</EIN>
        <PrimaryActivities>TO PROVIDE BENEFITS TO SOME PERSONNEL</PrimaryActivities>
        <LegalDomicileState>PA</LegalDomicileState>
        <ExemptCodeSection>401(A)</ExemptCodeSection>
        <DirectControllingEntityNA>N/A</DirectControllingEntityNA>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
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      <GiftGrantOrCapContrToOtherOrg>0</GiftGrantOrCapContrToOtherOrg>
      <GiftGrantOrCapContrFrOtherOrg>0</GiftGrantOrCapContrFrOtherOrg>
      <LoansOrGuaranteesToOtherOrg>0</LoansOrGuaranteesToOtherOrg>
      <LoansOrGuaranteesFromOtherOrg>0</LoansOrGuaranteesFromOtherOrg>
      <SaleOfAssetsToOtherOrg>0</SaleOfAssetsToOtherOrg>
      <PurchaseOfAssetsFromOtherOrg>0</PurchaseOfAssetsFromOtherOrg>
      <ExchangeOfAssets>0</ExchangeOfAssets>
      <RentalOfFacilitiesToOtherOrgs>0</RentalOfFacilitiesToOtherOrgs>
      <RentalOfFacilitiesFrOtherOrgs>0</RentalOfFacilitiesFrOtherOrgs>
      <PerformOfServicesForOtherOrgs>0</PerformOfServicesForOtherOrgs>
      <PerformOfServicesByOtherOrgs>0</PerformOfServicesByOtherOrgs>
      <SharingOfFacilities>1</SharingOfFacilities>
      <SharingOfPaidEmployees>1</SharingOfPaidEmployees>
      <ReimbursementPaidToOtherOrg>1</ReimbursementPaidToOtherOrg>
      <ReimbursementPaidByOtherOrg>1</ReimbursementPaidByOtherOrg>
      <OtherTransferToOtherOrg>0</OtherTransferToOtherOrg>
      <OtherTransferFromOtherOrg>0</OtherTransferFromOtherOrg>
    </IRS990ScheduleR>
  </ReturnData>
</Return>