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  <xs:element id="ctev_A5.750NotesMember" abstract="true" name="A5.750NotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_A5.50NotesMember" abstract="true" name="A5.50NotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_SeniorConvertiblePIKNotesMember" abstract="true" name="SeniorConvertiblePIKNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_FirstOutFirstLienTermLoansMember" abstract="true" name="FirstOutFirstLienTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_SecondOutFirstLienTermLoansMember" abstract="true" name="SecondOutFirstLienTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_SecondOutFirstLienANotesMember" abstract="true" name="SecondOutFirstLienANotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_SecondOutFirstLienBNotesMember" abstract="true" name="SecondOutFirstLienBNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_ThirdOutFirstLienANotesMember" abstract="true" name="ThirdOutFirstLienANotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_ThirdOutFirstLienBNotesMember" abstract="true" name="ThirdOutFirstLienBNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_VariableRateComponentAxis" abstract="true" name="VariableRateComponentAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="ctev_VariableRateComponentDomain" abstract="true" name="VariableRateComponentDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_VariableRateComponentOneMember" abstract="true" name="VariableRateComponentOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_VariableRateComponentTwoMember" abstract="true" name="VariableRateComponentTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_DebtInstrumentInterestRateStatedPercentageCash" abstract="false" name="DebtInstrumentInterestRateStatedPercentageCash" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctev_DebtInstrumentInterestRateStatedPercentagePaidInKind" abstract="false" name="DebtInstrumentInterestRateStatedPercentagePaidInKind" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctev_LongTermDebtAndFinanceLeaseObligationsGross" abstract="false" name="LongTermDebtAndFinanceLeaseObligationsGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_DebtInstrumentBaseVariableRate" abstract="false" name="DebtInstrumentBaseVariableRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctev_LongTermDebtMaturityAfterYearFour" abstract="false" name="LongTermDebtMaturityAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_A5.500NotesDue2028Member" abstract="true" name="A5.500NotesDue2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_A2025RevolvingCreditFacilityMember" abstract="true" name="A2025RevolvingCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_IncurredRefinancingTransactionCosts" abstract="false" name="IncurredRefinancingTransactionCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_LineofCreditFacilityAccordionFeatureIncreaseLimit" abstract="false" name="LineofCreditFacilityAccordionFeatureIncreaseLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_DebtInstrumentCovenantRevolverRatioMinimumAggregateAmountOfLoansIssuedAmount" abstract="false" name="DebtInstrumentCovenantRevolverRatioMinimumAggregateAmountOfLoansIssuedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_DebtInstrumentCovenantRevolverRatioMinimumAggregateAmountOfTotalCommitmentsPercent" abstract="false" name="DebtInstrumentCovenantRevolverRatioMinimumAggregateAmountOfTotalCommitmentsPercent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ctev_DebtInstrumentCovenantMaximumFirstLienSecuredLeverageRatio" abstract="false" name="DebtInstrumentCovenantMaximumFirstLienSecuredLeverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ctev_FinanceLeaseObligationsMember" abstract="true" name="FinanceLeaseObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_WarrantsAndUnvestedFounderSharesMember" abstract="true" name="WarrantsAndUnvestedFounderSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_SubsidiaryObligationsMember" abstract="true" name="SubsidiaryObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_NumberOfOfficesSatisfiedByLettersOfCredit" abstract="false" name="NumberOfOfficesSatisfiedByLettersOfCredit" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="ctev_ReportableSegmentMember" abstract="true" name="ReportableSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ctev_CostDirectLaborExcludingShareBasedCompensation" abstract="false" name="CostDirectLaborExcludingShareBasedCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_CostDirectLaborShareBasedCompensation" abstract="false" name="CostDirectLaborShareBasedCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_CostAccessAndBillReviewFees" abstract="false" name="CostAccessAndBillReviewFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortizationOther" abstract="false" name="CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortizationOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ctev_TransformationCosts" abstract="false" name="TransformationCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
