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        <entityName>Performance EFFEM PE Fund, L.P.: Series 2021</entityName>
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            <city>GREENWICH</city>
            <stateOrCountry>CT</stateOrCountry>
            <stateOrCountryDescription>CONNECTICUT</stateOrCountryDescription>
            <zipCode>06831</zipCode>
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        <issuerPhoneNumber>203.742.2400</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
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                <city>Greenwich</city>
                <stateOrCountry>CT</stateOrCountry>
                <stateOrCountryDescription>CONNECTICUT</stateOrCountryDescription>
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                <zipCode>06831</zipCode>
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                <zipCode>06831</zipCode>
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                <lastName>Haydel</lastName>
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                <lastName>Millin</lastName>
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            <relationshipClarification>Chief Data Officer of PEM and member of the General Partner</relationshipClarification>
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    <offeringData>
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            <industryGroupType>Pooled Investment Fund</industryGroupType>
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                <investmentFundType>Other Investment Fund</investmentFundType>
                <is40Act>false</is40Act>
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        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Decline to Disclose</aggregateNetAssetValueRange>
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        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
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        <typeOfFiling>
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            <dateOfFirstSale>
                <value>2021-01-01</value>
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        <durationOfOffering>
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        <typesOfSecuritiesOffered>
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        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
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        <offeringSalesAmounts>
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        <investors>
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        <signatureBlock>
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                <issuerName>Performance EFFEM PE Fund, L.P.: Series 2021</issuerName>
                <signatureName>/s/ Jon Deklerk</signatureName>
                <nameOfSigner>Jon Deklerk</nameOfSigner>
                <signatureTitle>Chief Operating Officer and Chief Compliance Officer</signatureTitle>
                <signatureDate>2021-03-11</signatureDate>
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</edgarSubmission>
