<?xml version="1.0" encoding="UTF-8" standalone="no"?><!--ICGIG V1.1 (01-01-2026)--><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2024-12-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/IntegratedGovernance/2024-12-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/IntegratedGovernance/2024-12-31/in-capmkt-roles" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2024-12-31/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2024-12-31.xsd" xlink:type="simple"/><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">AESTHETIK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-01-01</xbrli:startDate><xbrli:endDate>2026-03-31</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">AESTHETIK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-03-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="PY_I"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">AESTHETIK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-12-31</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_OngoingTaxLitigationsOrDisputes1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">AESTHETIK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-03-31</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:OngoingTaxLitigationsOrDisputesAxis"><in-capmkt:OngoingTaxLitigationsOrDisputesDomain>OngoingTaxLitigationsOrDisputesDomain1</in-capmkt:OngoingTaxLitigationsOrDisputesDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:ScripCode contextRef="MainI">000000</in-capmkt:ScripCode><in-capmkt:Symbol contextRef="MainI">AESTHETIK</in-capmkt:Symbol><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE0TSF01011</in-capmkt:ISIN><in-capmkt:NameOfTheCompany contextRef="MainI">AESTHETIK ENGINEERS LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:DateOfStartOfFinancialYear contextRef="MainI">2025-04-01</in-capmkt:DateOfStartOfFinancialYear><in-capmkt:DateOfEndOfFinancialYear contextRef="MainI">2026-03-31</in-capmkt:DateOfEndOfFinancialYear><in-capmkt:ReportingQuarter contextRef="MainI">Yearly</in-capmkt:ReportingQuarter><in-capmkt:DateOfEndOfReportingPeriod contextRef="MainI">2026-03-31</in-capmkt:DateOfEndOfReportingPeriod><in-capmkt:TypeOfCompany contextRef="MainD">SME</in-capmkt:TypeOfCompany><in-capmkt:WhetherPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsApplicableToTheEntity contextRef="MainD">false</in-capmkt:WhetherPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsApplicableToTheEntity><in-capmkt:ReasonForPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsNotApplicableToTheEntity contextRef="MainD">Annexure I (Part A) of the SEBI Circular dated December 31, 2024 related to Compliance Report on 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March,2026.</in-capmkt:ReasonForPartFOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfLoansOrGuaranteesOrComfortLettersOrSecuritiesEtcIsNotApplicableToTheEntity><in-capmkt:IsSCORESIDAvailable contextRef="MainI">true</in-capmkt:IsSCORESIDAvailable><in-capmkt:SCORESRegistrationID contextRef="MainI">coma01245</in-capmkt:SCORESRegistrationID><in-capmkt:TypeOfSubmission contextRef="MainI">Original</in-capmkt:TypeOfSubmission><in-capmkt:NoOfInvestorComplaints contextRef="PY_I" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaints><in-capmkt:NoOfInvestorComplaintsReceivedDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsReceivedDuringThePeriod><in-capmkt:NoOfInvestorComplaintsDisposedOffDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsDisposedOffDuringThePeriod><in-capmkt:NoOfInvestorComplaints contextRef="MainI" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaints><in-capmkt:NoOfInvestorComplaintsDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsDuringThePeriod><in-capmkt:NameOfTheOpposingParty contextRef="I_OngoingTaxLitigationsOrDisputes1">Office of the Asst. Commissioner of Revenue, GST</in-capmkt:NameOfTheOpposingParty><in-capmkt:DateOfInitiationOfTheLitigationDispute contextRef="I_OngoingTaxLitigationsOrDisputes1">2025-08-30</in-capmkt:DateOfInitiationOfTheLitigationDispute><in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure contextRef="I_OngoingTaxLitigationsOrDisputes1">The Office of the Assistant Commissioner of Revenue, GST, vide its order dated 30/08/2025, has raised a demand against the Company for the financial year 2023–2024 amounting to Rs. 8,06,825 towards tax, along with applicable interest of Rs. 1,93,637 and penalty of Rs. 80,682. The matter is currently under review by the Company.</in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure><in-capmkt:CurrentStatusOfTheLitigationOrDispute contextRef="I_OngoingTaxLitigationsOrDisputes1">Being aggrieved by the demand raised by the GST authorities, the Company filed an appeal before the Appellate Authority, which has been rejected vide order dated March 11, 2026. The Company has deposited Rs. 80,685 against the said demand. The Company proposes to file a further appeal before the GST Appellate Tribunal (GSTAT) within the prescribed statutory timeline, i.e., on or before June 30, 2026.</in-capmkt:CurrentStatusOfTheLitigationOrDispute></xbrli:xbrl>