<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome XBRL - 05:24PM UTC 2026-11-03--><xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:country="http://xbrl.sec.gov/country/2026" xmlns:currency="http://xbrl.sec.gov/currency/2026" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:ecd="http://xbrl.sec.gov/ecd/2026" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:exch="http://xbrl.sec.gov/exch/2026" xmlns:gic="http://www.globalindustrial.com/20260930" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:naics="http://xbrl.sec.gov/naics/2026" xmlns:sic="http://xbrl.sec.gov/sic/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:srt-types="http://fasb.org/srt-types/2026" xmlns:stpr="http://xbrl.sec.gov/stpr/2026" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:us-types="http://fasb.org/us-types/2026" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.globalindustrial.com/20260930">
  <xsd:import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/ecd/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd"/>
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/exch/2026" schemaLocation="https://xbrl.sec.gov/exch/2026/exch-2026.xsd"/>
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/currency/2026" schemaLocation="https://xbrl.sec.gov/currency/2026/currency-2026.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/naics/2026" schemaLocation="https://xbrl.sec.gov/naics/2026/naics-2026.xsd"/>
  <xsd:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/>
  <xsd:import namespace="http://xbrl.org/2020/extensible-enumerations-2.0" schemaLocation="https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/stpr/2026" schemaLocation="https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd"/>
  <xsd:import namespace="http://xbrl.sec.gov/sic/2026" schemaLocation="https://xbrl.sec.gov/sic/2026/sic-2026.xsd"/>
  <xsd:import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd"/>
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"/>
  <xsd:import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd"/>
  <xsd:import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd"/>
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gic-20260930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gic-20260930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gic-20260930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="gic-20260930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="statement-document-and-entity-information" roleURI="http://www.globalindustrial.com/20260930/role/statement-document-and-entity-information">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">000 - Document - Document And Entity Information</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-balance-sheets-current-period-unaudited" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-balance-sheets-current-period-unaudited-parentheticals" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited-parentheticals">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">002 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-operations-unaudited" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-statements-of-operations-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">003 - Statement - Condensed Consolidated Statements of Operations (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-comprehensive-income-unaudited" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-statements-of-comprehensive-income-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">004 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statements-of-cash-flows-unaudited" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-statements-of-cash-flows-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-condensed-consolidated-statement-of-shareholders-equity-unaudited" roleURI="http://www.globalindustrial.com/20260930/role/statement-condensed-consolidated-statement-of-shareholders-equity-unaudited">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">006 - Statement - Condensed Consolidated Statement of Shareholders' Equity (Unaudited)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-1-basis-of-presentation" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-1-basis-of-presentation">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">007 - Disclosure - Note 1 - Basis of Presentation</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-acquisition" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-2-acquisition">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">008 - Disclosure - Note 2 - Acquisition</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">009 - Disclosure - Note 3 - Goodwill and Intangibles</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-revenue" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-4-revenue">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">010 - Disclosure - Note 4 - Revenue</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-credit-losses" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-5-credit-losses">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">011 - Disclosure - Note 5 - Credit Losses</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-leases" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-6-leases">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">012 - Disclosure - Note 6 - Leases</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-net-income-loss-per-common-share" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-7-net-income-loss-per-common-share">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">013 - Disclosure - Note 7 - Net Income (Loss) per Common Share</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-credit-facilities" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-8-credit-facilities">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">014 - Disclosure - Note 8 - Credit Facilities</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-9-fair-value-measurements" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-9-fair-value-measurements">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">015 - Disclosure - Note 9 - Fair Value Measurements</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-10-segment-reporting" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-10-segment-reporting">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">016 - Disclosure - Note 10 - Segment Reporting</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-11-legal-proceedings" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-11-legal-proceedings">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">017 - Disclosure - Note 11 - Legal Proceedings</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-purchases-of-equity-securities" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-12-purchases-of-equity-securities">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">018 - Disclosure - Note 12 - Purchases of Equity Securities</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995465 - Disclosure - Note 3 - Goodwill and Intangibles (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-revenue-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-4-revenue-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995466 - Disclosure - Note 4 - Revenue (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-credit-losses-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-5-credit-losses-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995467 - Disclosure - Note 5 - Credit Losses (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-leases-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-6-leases-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995468 - Disclosure - Note 6 - Leases (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-net-income-loss-per-common-share-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-7-net-income-loss-per-common-share-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995469 - Disclosure - Note 7 - Net Income (Loss) per Common Share (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-10-segment-reporting-tables" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-10-segment-reporting-tables">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995470 - Disclosure - Note 10 - Segment Reporting (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-1-basis-of-presentation-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-1-basis-of-presentation-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995471 - Disclosure - Note 1 - Basis of Presentation (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-2-acquisition-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-2-acquisition-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995472 - Disclosure - Note 2 - Acquisition (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995473 - Disclosure - Note 3 - Goodwill and Intangibles (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles-schedule-of-goodwill-and-intangible-assets-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles-schedule-of-goodwill-and-intangible-assets-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995474 - Disclosure - Note 3 - Goodwill and Intangibles - Schedule of Goodwill and Intangible Assets (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles-schedule-of-definitelived-intangible-assets-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles-schedule-of-definitelived-intangible-assets-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995475 - Disclosure - Note 3 - Goodwill and Intangibles - Schedule of Definite-lived Intangible Assets (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-3-goodwill-and-intangibles-future-amortization-expense-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-3-goodwill-and-intangibles-future-amortization-expense-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995476 - Disclosure - Note 3 - Goodwill and Intangibles - Future Amortization Expense (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-revenue-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-4-revenue-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995477 - Disclosure - Note 4 - Revenue (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-4-revenue-disaggregation-of-revenue-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-4-revenue-disaggregation-of-revenue-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995478 - Disclosure - Note 4 - Revenue - Disaggregation of Revenue (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-5-credit-losses-schedule-of-allowance-for-credit-losses-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-5-credit-losses-schedule-of-allowance-for-credit-losses-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995479 - Disclosure - Note 5 - Credit Losses - Schedule of Allowance for Credit Losses (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-leases-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-6-leases-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995480 - Disclosure - Note 6 - Leases (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-leases-lease-information-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-6-leases-lease-information-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995481 - Disclosure - Note 6 - Leases - Lease Information (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-6-leases-maturities-of-lease-liabilities-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-6-leases-maturities-of-lease-liabilities-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995482 - Disclosure - Note 6 - Leases - Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-7-net-income-loss-per-common-share-schedule-of-net-income-loss-per-common-share-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-7-net-income-loss-per-common-share-schedule-of-net-income-loss-per-common-share-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995483 - Disclosure - Note 7 - Net Income (Loss) per Common Share - Schedule of Net Income (Loss) per Common Share (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-8-credit-facilities-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-8-credit-facilities-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995484 - Disclosure - Note 8 - Credit Facilities (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-9-fair-value-measurements-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-9-fair-value-measurements-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995485 - Disclosure - Note 9 - Fair Value Measurements (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-10-segment-reporting-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-10-segment-reporting-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995486 - Disclosure - Note 10 - Segment Reporting (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-10-segment-reporting-schedule-of-segment-reporting-details" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-10-segment-reporting-schedule-of-segment-reporting-details">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995487 - Disclosure - Note 10 - Segment Reporting - Schedule of Segment Reporting (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="statement-note-12-purchases-of-equity-securities-details-textual" roleURI="http://www.globalindustrial.com/20260930/role/statement-note-12-purchases-of-equity-securities-details-textual">
        <link:definition xmlns="http://www.xbrl.org/2003/linkbase">995488 - Disclosure - Note 12 - Purchases of Equity Securities (Details Textual)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element id="gic_AccruedExpensesAndOtherCurrentLiabilities" name="AccruedExpensesAndOtherCurrentLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="gic_BusinessCombinationCashHeldInEscrow" name="BusinessCombinationCashHeldInEscrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="gic_CommonStockOutstandingMember" name="CommonStockOutstandingMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_DebtInstrumentCovenantPercentageOfAccountsReceivableAndInventoryLimitation" name="DebtInstrumentCovenantPercentageOfAccountsReceivableAndInventoryLimitation" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="gic_DebtInstrumentCovenantPercentageOfNetOrderlyLiquidationValue" name="DebtInstrumentCovenantPercentageOfNetOrderlyLiquidationValue" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="gic_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_EquipmentServiceProviderMember" name="EquipmentServiceProviderMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_IndoffMember" name="IndoffMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_IntangibleAssetFinitelivedEstimatedAmortizationExpenseAfterYearFour" name="IntangibleAssetFinitelivedEstimatedAmortizationExpenseAfterYearFour" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element id="gic_LeasesTextBlock" name="LeasesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_LineOfCreditFacilityCollateralAmount" name="LineOfCreditFacilityCollateralAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="gic_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_OfficeLeaseExtensionMember" name="OfficeLeaseExtensionMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_OperatingAndFinanceLeaseWeightedAverageDiscountRatePercent" name="OperatingAndFinanceLeaseWeightedAverageDiscountRatePercent" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element id="gic_OperatingAndFinanceLeaseWeightedAverageRemainingLeaseTerm" name="OperatingAndFinanceLeaseWeightedAverageRemainingLeaseTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_ReclassificationOfIndefiniteIntangiblesToFinite" name="ReclassificationOfIndefiniteIntangiblesToFinite" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration"/>
  <xsd:element id="gic_RightofuseAssetObtainedInExchangeForOperatingAndFinanceLeaseLiability" name="RightofuseAssetObtainedInExchangeForOperatingAndFinanceLeaseLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_ShareRepurchaseProgramMember" name="ShareRepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_SingleReportableSegmentMember" name="SingleReportableSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="gic_UndistributedContinuingOperationEarningsLossReallocationToParticipatingSecurities" name="UndistributedContinuingOperationEarningsLossReallocationToParticipatingSecurities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-10-segment-reporting-schedule-of-segment-reporting-details" name="statement-statement-note-10-segment-reporting-schedule-of-segment-reporting-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-10-segment-reporting-tables" name="statement-statement-note-10-segment-reporting-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-3-goodwill-and-intangibles-future-amortization-expense-details" name="statement-statement-note-3-goodwill-and-intangibles-future-amortization-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-3-goodwill-and-intangibles-schedule-of-definitelived-intangible-assets-details" name="statement-statement-note-3-goodwill-and-intangibles-schedule-of-definitelived-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-3-goodwill-and-intangibles-schedule-of-goodwill-and-intangible-assets-details" name="statement-statement-note-3-goodwill-and-intangibles-schedule-of-goodwill-and-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-3-goodwill-and-intangibles-tables" name="statement-statement-note-3-goodwill-and-intangibles-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-4-revenue-disaggregation-of-revenue-details" name="statement-statement-note-4-revenue-disaggregation-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-4-revenue-tables" name="statement-statement-note-4-revenue-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-5-credit-losses-schedule-of-allowance-for-credit-losses-details" name="statement-statement-note-5-credit-losses-schedule-of-allowance-for-credit-losses-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-5-credit-losses-tables" name="statement-statement-note-5-credit-losses-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-6-leases-lease-information-details" name="statement-statement-note-6-leases-lease-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-6-leases-maturities-of-lease-liabilities-details" name="statement-statement-note-6-leases-maturities-of-lease-liabilities-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-6-leases-tables" name="statement-statement-note-6-leases-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-7-net-income-loss-per-common-share-schedule-of-net-income-loss-per-common-share-details" name="statement-statement-note-7-net-income-loss-per-common-share-schedule-of-net-income-loss-per-common-share-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="gic_statement-statement-note-7-net-income-loss-per-common-share-tables" name="statement-statement-note-7-net-income-loss-per-common-share-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
