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  <xs:element id="prth_TemporaryEquityMaximumPurchasePriceDiscount" abstract="false" name="TemporaryEquityMaximumPurchasePriceDiscount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityPurchaseAgreementPeriod" abstract="false" name="TemporaryEquityPurchaseAgreementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prth_ProceedsIssuanceOfTemporaryEquity" abstract="false" name="ProceedsIssuanceOfTemporaryEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityCommittedFinancingPutRight" abstract="false" name="TemporaryEquityCommittedFinancingPutRight" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityTicketingFees" abstract="false" name="TemporaryEquityTicketingFees" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityRedemptionOfSeniorPreferredStock" abstract="false" name="TemporaryEquityRedemptionOfSeniorPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityRedemptionOfAccretionOfDividends" abstract="false" name="TemporaryEquityRedemptionOfAccretionOfDividends" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityCashPortionOfDividendAndTickingFeeOutstanding" abstract="false" name="TemporaryEquityCashPortionOfDividendAndTickingFeeOutstanding" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityDividendPaymentRateVariable" abstract="false" name="TemporaryEquityDividendPaymentRateVariable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="prth_TemporaryEquityDividendPaymentRateFloor" abstract="false" name="TemporaryEquityDividendPaymentRateFloor" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="prth_TemporaryEquityAdjustmentRate" abstract="false" name="TemporaryEquityAdjustmentRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="prth_TemporaryEquityDividendRatePercentage" abstract="false" name="TemporaryEquityDividendRatePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="prth_TemporaryEquityAccumulatedUnpaidDividends" abstract="false" name="TemporaryEquityAccumulatedUnpaidDividends" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityUnamortizedDiscountsAndIssuanceCosts" abstract="false" name="TemporaryEquityUnamortizedDiscountsAndIssuanceCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityAccretionOfDiscountAndIssuanceCost" abstract="false" name="TemporaryEquityAccretionOfDiscountAndIssuanceCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityPaymentOfCashPortionOfDividendAndTicketingFeeOutstanding" abstract="false" name="TemporaryEquityPaymentOfCashPortionOfDividendAndTicketingFeeOutstanding" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquitySharesRedemptionOfSeniorPreferredStock" abstract="false" name="TemporaryEquitySharesRedemptionOfSeniorPreferredStock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prth_DividendsTemporaryEquityCash" abstract="false" name="DividendsTemporaryEquityCash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DividendsTemporaryEquityDeclared" abstract="false" name="DividendsTemporaryEquityDeclared" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityDividendsPayable" abstract="false" name="TemporaryEquityDividendsPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TaxCutsAndJobsActOf2017InterestDeductionLimitationCarryforward" abstract="false" name="TaxCutsAndJobsActOf2017InterestDeductionLimitationCarryforward" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_EffectiveIncomeTaxRateReconciliationIntangibleAssets" abstract="false" name="EffectiveIncomeTaxRateReconciliationIntangibleAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DeferredTaxAssetsInvestmentInNoncontrolledAffiliates" abstract="false" name="DeferredTaxAssetsInvestmentInNoncontrolledAffiliates" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DeferredTaxAssetsInterestLimitationCarryforwards" abstract="false" name="DeferredTaxAssetsInterestLimitationCarryforwards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_CommonStockNumberOfVotesPerShare" abstract="false" name="CommonStockNumberOfVotesPerShare" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prth_RestrictedStockUnitsRSUsServiceBasedMember" abstract="true" name="RestrictedStockUnitsRSUsServiceBasedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_RestrictedStockUnitsRSUsPerformanceBasedWithMarketConditionMember" abstract="true" name="RestrictedStockUnitsRSUsPerformanceBasedWithMarketConditionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_A2018EquityIncentivePlanMember" abstract="true" name="A2018EquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodIntrinsicValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodIntrinsicValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_EquityIncentiveUnitsMember" abstract="true" name="EquityIncentiveUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndRSUsNonvestedNumberOfSharesRollForward" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndRSUsNonvestedNumberOfSharesRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="prth_NonEmployeeBoardOfDirectorsMember" abstract="true" name="NonEmployeeBoardOfDirectorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueGranted" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueGranted" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServiceHoursPerWeek" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServiceHoursPerWeek" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prth_ChiefExecutiveOfficerAndChairmanMember" abstract="true" name="ChiefExecutiveOfficerAndChairmanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_OtherHoldersMember" abstract="true" name="OtherHoldersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ShareExchangeMember" abstract="true" name="ShareExchangeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_PercentageOfOwnershipBeforeTransaction" abstract="false" name="PercentageOfOwnershipBeforeTransaction" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prth_RedeemableNoncontrollingInterestEquityPreferredAnnualPreferredYieldPercent" abstract="false" name="RedeemableNoncontrollingInterestEquityPreferredAnnualPreferredYieldPercent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prth_PreferredStockPercentageOwned" abstract="false" name="PreferredStockPercentageOwned" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prth_PercentageOfOwnershipAfterTransaction" abstract="false" name="PercentageOfOwnershipAfterTransaction" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="prth_SaleOfStockThresholdPeriod" abstract="false" name="SaleOfStockThresholdPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prth_ThirdPartyProcessingFeesMember" abstract="true" name="ThirdPartyProcessingFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_CapitalCommitmentsMember" abstract="true" name="CapitalCommitmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_PurchaseCommitmentMaximumContractualTerm" abstract="false" name="PurchaseCommitmentMaximumContractualTerm" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prth_LossContingenciesDamagesSoughtAmountPerViolation" abstract="false" name="LossContingenciesDamagesSoughtAmountPerViolation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_WholesalePaymentsInc.ResidualPortfolioRightsMember" abstract="true" name="WholesalePaymentsInc.ResidualPortfolioRightsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_CHFinancialServicesMember" abstract="true" name="CHFinancialServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_CorporateReconcilingItemsAndEliminationsMember" abstract="true" name="CorporateReconcilingItemsAndEliminationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_AdjustedEBITDA" abstract="false" name="AdjustedEBITDA" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ShareBasedPaymentArrangementNoncashExpenseAdjusted" abstract="false" name="ShareBasedPaymentArrangementNoncashExpenseAdjusted" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_OptionsAndWarrantsMember" abstract="true" name="OptionsAndWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_WarrantsIssuedToAdvisorMember" abstract="true" name="WarrantsIssuedToAdvisorMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_LetusBusinessMember" abstract="true" name="LetusBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
