<?xml version="1.0" encoding="UTF-8"?>
<!--NOS V1.0 (10-04-2026)-->
<xbrli:xbrl xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2024-05-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Notice_Of_Shareholders_Meeting/2024-05-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Notice_Of_Shareholders_Meeting/2024-05-31/in-capmkt-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2024-05-31.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="D_DetailofResolution1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-02</xbrli:startDate><xbrli:endDate>2026-09-02</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain1</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_DetailofResolution1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain1</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_DetailofResolution2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-02</xbrli:startDate><xbrli:endDate>2026-09-02</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain2</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_DetailofResolution2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain2</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_DetailofResolution3"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-02</xbrli:startDate><xbrli:endDate>2026-09-02</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain3</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_DetailofResolution3"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain3</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_DetailofResolution4"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-02</xbrli:startDate><xbrli:endDate>2026-09-02</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain4</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_DetailofResolution4"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544720</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-02</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ResolutionOrAgendaAxis"><in-capmkt:ResolutionOrAgendaDomain>ResolutionOrAgendaDomain4</in-capmkt:ResolutionOrAgendaDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:NameOfTheCompany contextRef="MainI">OMNITECH ENGINEERING LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:NSESymbol contextRef="MainI">OMNI</in-capmkt:NSESymbol><in-capmkt:TypeOfAnnouncement contextRef="MainI">New</in-capmkt:TypeOfAnnouncement><in-capmkt:DateOfOccurrenceOfEvent contextRef="MainI">2026-09-28</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="MainI">16:00:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:DateOfReport contextRef="MainI">2026-09-02</in-capmkt:DateOfReport><in-capmkt:EventForNoticeOfShareholdersMeeting contextRef="MainI">Annual General Meeting</in-capmkt:EventForNoticeOfShareholdersMeeting><in-capmkt:ModeOfShareholdersMeeting contextRef="MainI">Video Conference (VC) or Other Audio-Visual Means (OAVM)</in-capmkt:ModeOfShareholdersMeeting><in-capmkt:NumberOfShareholdersMeeting contextRef="MainI">5</in-capmkt:NumberOfShareholdersMeeting><in-capmkt:DayOfShareholdersMeeting contextRef="MainI">Monday</in-capmkt:DayOfShareholdersMeeting><in-capmkt:DateOfShareholdersMeeting contextRef="MainI">2026-09-28</in-capmkt:DateOfShareholdersMeeting><in-capmkt:ShareholdersMeetingCommencementTime contextRef="MainI">16:00:00</in-capmkt:ShareholdersMeetingCommencementTime><in-capmkt:PlaceOfShareholdersMeeting contextRef="MainI">Meeting through Video Conferencing and Other Audio Visual Means</in-capmkt:PlaceOfShareholdersMeeting><in-capmkt:NumberOfAgendaOrBusinessToBeTransacted contextRef="MainI" unitRef="pure" decimals="0">4</in-capmkt:NumberOfAgendaOrBusinessToBeTransacted><in-capmkt:TypeOfResolution contextRef="I_DetailofResolution1">Ordinary Resolution</in-capmkt:TypeOfResolution><in-capmkt:CategoryOfResolution contextRef="I_DetailofResolution1">Adoption of Financial Statements</in-capmkt:CategoryOfResolution><in-capmkt:BriefDetailsOfResolution contextRef="D_DetailofResolution1">To consider and adopt the Audited Standalone and Consolidated Financial Statements of the Company for the Financial Year ended March 31, 2026, together with the Reports of the Board of Directors and the Auditors thereon, including the Corporate
Governance Report and requisite Annexures thereto</in-capmkt:BriefDetailsOfResolution><in-capmkt:TypeOfResolution contextRef="I_DetailofResolution2">Ordinary Resolution</in-capmkt:TypeOfResolution><in-capmkt:CategoryOfResolution contextRef="I_DetailofResolution2">Appointment/Re-appointment/Removal/Ratification/Retirement/Remuneration</in-capmkt:CategoryOfResolution><in-capmkt:SubCategoryOfResolution contextRef="I_DetailofResolution2">Retirement by rotation</in-capmkt:SubCategoryOfResolution><in-capmkt:BriefDetailsOfResolution contextRef="D_DetailofResolution2">To appoint Mr. Paras Mukundrai Parekh (DIN:07761048), who retires by rotation, as Director and offers himself for reappointment</in-capmkt:BriefDetailsOfResolution><in-capmkt:DesignationOfDesignatedPerson contextRef="I_DetailofResolution2">Others</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:DetailsOfOtherDesignation contextRef="D_DetailofResolution2">NA</in-capmkt:DetailsOfOtherDesignation><in-capmkt:NameOfDesignatedPerson contextRef="D_DetailofResolution2">Mr. Paras Mukundrai Parekh</in-capmkt:NameOfDesignatedPerson><in-capmkt:DateOfStartOfTenure contextRef="D_DetailofResolution2">2024-09-02</in-capmkt:DateOfStartOfTenure><in-capmkt:DateOfEndOfTenure contextRef="D_DetailofResolution2">2029-09-30</in-capmkt:DateOfEndOfTenure><in-capmkt:TypeOfResolution contextRef="I_DetailofResolution3">Ordinary Resolution</in-capmkt:TypeOfResolution><in-capmkt:CategoryOfResolution contextRef="I_DetailofResolution3">Appointment/Re-appointment/Removal/Ratification/Retirement/Remuneration</in-capmkt:CategoryOfResolution><in-capmkt:SubCategoryOfResolution contextRef="I_DetailofResolution3">Appointment</in-capmkt:SubCategoryOfResolution><in-capmkt:BriefDetailsOfResolution contextRef="D_DetailofResolution3">Appointment of Secretarial Auditor of the Company for a term of 5 consecutive years commencing from F Y 2026-27 till F Y 2030-31, subject to approval of the members of the Company</in-capmkt:BriefDetailsOfResolution><in-capmkt:DesignationOfDesignatedPerson contextRef="I_DetailofResolution3">Others</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:DetailsOfOtherDesignation contextRef="D_DetailofResolution3">Secretarial Auditor</in-capmkt:DetailsOfOtherDesignation><in-capmkt:NameOfDesignatedPerson contextRef="D_DetailofResolution3">M/s. MJP Associates</in-capmkt:NameOfDesignatedPerson><in-capmkt:DateOfStartOfTenure contextRef="D_DetailofResolution3">2026-04-01</in-capmkt:DateOfStartOfTenure><in-capmkt:DateOfEndOfTenure contextRef="D_DetailofResolution3">2031-03-31</in-capmkt:DateOfEndOfTenure><in-capmkt:TypeOfResolution contextRef="I_DetailofResolution4">Ordinary Resolution</in-capmkt:TypeOfResolution><in-capmkt:CategoryOfResolution contextRef="I_DetailofResolution4">Appointment/Re-appointment/Removal/Ratification/Retirement/Remuneration</in-capmkt:CategoryOfResolution><in-capmkt:SubCategoryOfResolution contextRef="I_DetailofResolution4">Ratification</in-capmkt:SubCategoryOfResolution><in-capmkt:BriefDetailsOfResolution contextRef="D_DetailofResolution4">To ratify the remuneration of M/s. Niketan Gordhanbhai Tadhani &amp; Co., Cost Auditors for the Financial Year ending March 31, 2027</in-capmkt:BriefDetailsOfResolution><in-capmkt:DesignationOfDesignatedPerson contextRef="I_DetailofResolution4">Others</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:DetailsOfOtherDesignation contextRef="D_DetailofResolution4">Cost Auditor</in-capmkt:DetailsOfOtherDesignation><in-capmkt:NameOfDesignatedPerson contextRef="D_DetailofResolution4">M/s. Niketan Gordhanbhai Tadhani &amp; Co.,</in-capmkt:NameOfDesignatedPerson><in-capmkt:DateOfStartOfTenure contextRef="D_DetailofResolution4">2026-09-01</in-capmkt:DateOfStartOfTenure><in-capmkt:DateOfEndOfTenure contextRef="D_DetailofResolution4">2027-03-31</in-capmkt:DateOfEndOfTenure></xbrli:xbrl>
