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  <xs:element id="alti_EarnoutSharesTrancheOneMember" abstract="true" name="EarnoutSharesTrancheOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="alti_EarnoutSharesTrancheTwoMember" abstract="true" name="EarnoutSharesTrancheTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="alti_CertainFormerTollesonEmployeesMember" abstract="true" name="CertainFormerTollesonEmployeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquityNumberOfSharesIssuedToBeIssued" abstract="false" name="BusinessCombinationContingentConsiderationEquityNumberOfSharesIssuedToBeIssued" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShare" abstract="false" name="BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShare" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareNumberOfTradingDays" abstract="false" name="BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareNumberOfTradingDays" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareNumberOfConsecutiveTradingDays" abstract="false" name="BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareNumberOfConsecutiveTradingDays" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareWithinClosingOfTransactionTerm" abstract="false" name="BusinessCombinationContingentConsiderationEquityVolumeWeightedAveragePricePerShareWithinClosingOfTransactionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_BusinessCombinationContingentConsiderationEquitySharesToBeIssuedPercent" abstract="false" name="BusinessCombinationContingentConsiderationEquitySharesToBeIssuedPercent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="alti_DebtInstrumentCollateralAmountPercentOfEachInstrumentIssued" abstract="false" name="DebtInstrumentCollateralAmountPercentOfEachInstrumentIssued" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="alti_LineOfCreditFacilityThresholdAmountOfOutstandingIssuedInstruments" abstract="false" name="LineOfCreditFacilityThresholdAmountOfOutstandingIssuedInstruments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="alti_LineOfCreditFacilityExpirationPeriodFromTerminationDate" abstract="false" name="LineOfCreditFacilityExpirationPeriodFromTerminationDate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_LossContingencyDamagesSoughtPercentageOfLossesIncurredByPlaintiff" abstract="false" name="LossContingencyDamagesSoughtPercentageOfLossesIncurredByPlaintiff" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="alti_RealEstateInvestmentPercentageDeclineInValue" abstract="false" name="RealEstateInvestmentPercentageDeclineInValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="alti_EmploymentAgreementClientAndEmployeeNonSolicitTerm" abstract="false" name="EmploymentAgreementClientAndEmployeeNonSolicitTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_EmploymentAgreementLostClientFeeClauseTermPostDepartureDate" abstract="false" name="EmploymentAgreementLostClientFeeClauseTermPostDepartureDate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_EmploymentAgreementLostClientFeeClauseRequiredPaymentPercentageOfOneYearOfLostRevenuePerDepartingClient" abstract="false" name="EmploymentAgreementLostClientFeeClauseRequiredPaymentPercentageOfOneYearOfLostRevenuePerDepartingClient" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="alti_EmploymentAgreementLostClientFeeClauseRequiredPaymentPaymentPeriod" abstract="false" name="EmploymentAgreementLostClientFeeClauseRequiredPaymentPaymentPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="alti_EstimatedLitigationLiabilityPercentOfLostRevenueForOtherParty" abstract="false" name="EstimatedLitigationLiabilityPercentOfLostRevenueForOtherParty" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="alti_EstimatedLitigationLiabilityProfessionalFees" abstract="false" name="EstimatedLitigationLiabilityProfessionalFees" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="alti_CommonStockSharesOutstandingSubjectToForfeiture" abstract="false" name="CommonStockSharesOutstandingSubjectToForfeiture" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="alti_KontoraMember" abstract="true" name="KontoraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
