<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 5.5a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: http://www.novaworks.co -->
    <!-- Field: Doc-Info; Name: Source; Value: greenstream_10k%2D20200430.xfr; Date: 2020%2D10%2D08T19:20:49Z -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: +Kopo7xRiXgen8uEbXpMOaOAaaPty552OYkxvmR8fZmKTywlUR/L6SgpnrHGsVAO -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31" xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31" xmlns:srt="http://fasb.org/srt/2020-01-31" xmlns:srt-types="http://fasb.org/srt-types/2020-01-31" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:GSFI="http://greenrainsolar.com/20200430" elementFormDefault="qualified" targetNamespace="http://greenrainsolar.com/20200430">
    <annotation>
      <appinfo>
	<link:roleType roleURI="http://greenrainsolar.com/role/Cover" id="Cover">
	  <link:definition>00000001 - Document - Cover</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/CondensedBalanceSheets" id="CondensedBalanceSheets">
	  <link:definition>00000002 - Statement - Consolidated Condensed Balance Sheets</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/CondensedBalanceSheetsParenthetical" id="CondensedBalanceSheetsParenthetical">
	  <link:definition>00000003 - Statement - Consolidated Condensed Balance Sheets (Parenthetical)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/CondensedStatementsOfOperations" id="CondensedStatementsOfOperations">
	  <link:definition>00000004 - Statement - Consolidated Condensed Statements of Operations</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/CondensedStatementsOfCashFlows" id="CondensedStatementsOfCashFlows">
	  <link:definition>00000005 - Statement - Consolidated Condensed Statements of Cash Flows</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/CondensedStatementsOfChangesInStockholdersEquity" id="CondensedStatementsOfChangesInStockholdersEquity">
	  <link:definition>00000006 - Statement - Consolidated Condensed Statements of Changes in Stockholders' Equity</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/SignificantAccountingPolicies" id="SignificantAccountingPolicies">
	  <link:definition>00000007 - Disclosure - 1. Significant Accounting Policies</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/GoingConcernAndLiquidityConsiderations" id="GoingConcernAndLiquidityConsiderations">
	  <link:definition>00000008 - Disclosure - 2. Going Concern and Liquidity Considerations</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/PropertyAndEquipment" id="PropertyAndEquipment">
	  <link:definition>00000009 - Disclosure - 3. Property and Equipment</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IntangibleAssets" id="IntangibleAssets">
	  <link:definition>00000010 - Disclosure - 4. Intangible Assets</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/StockholdersEquityDeficit" id="StockholdersEquityDeficit">
	  <link:definition>00000011 - Disclosure - 5. Stockholders' Equity (Deficit)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IncomeTaxes" id="IncomeTaxes">
	  <link:definition>00000012 - Disclosure - 6. Income Taxes</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/RelatedPartyTransactions" id="RelatedPartyTransactions">
	  <link:definition>00000013 - Disclosure - 7. Related Party Transactions</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/NotesAndOtherLoansPayable" id="NotesAndOtherLoansPayable">
	  <link:definition>00000014 - Disclosure - 8. Notes and Other Loans Payable</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/SubsequentEvents" id="SubsequentEvents">
	  <link:definition>00000015 - Disclosure - 9. Subsequent Events</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/SignificantAccountingPoliciesPolicies" id="SignificantAccountingPoliciesPolicies">
	  <link:definition>00000016 - Disclosure - 1. Significant Accounting Policies (Policies)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/PropertyAndEquipmentTables" id="PropertyAndEquipmentTables">
	  <link:definition>00000017 - Disclosure - 3. Property and Equipment (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IntangibleAssetsTables" id="IntangibleAssetsTables">
	  <link:definition>00000018 - Disclosure - 4. Intangible Assets (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/StockholdersEquityDeficitTables" id="StockholdersEquityDeficitTables">
	  <link:definition>00000019 - Disclosure - 5. Stockholders' Equity (Deficit) (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IncomeTaxesTables" id="IncomeTaxesTables">
	  <link:definition>00000020 - Disclosure - 6. Income Taxes (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/NotesAndOtherLoansPayableTables" id="NotesAndOtherLoansPayableTables">
	  <link:definition>00000021 - Disclosure - 8. Notes and Other Loans Payable (Tables)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/SignificantAccountingPoliciesDetailsNarrative" id="SignificantAccountingPoliciesDetailsNarrative">
	  <link:definition>00000022 - Disclosure - 1. Significant Accounting Policies (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/GoingConcernAndLiquidityConsiderationsDetailsNarrative" id="GoingConcernAndLiquidityConsiderationsDetailsNarrative">
	  <link:definition>00000023 - Disclosure - 2. Going Concern and Liquidity Considerations (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/PropertyAndEquipmentDetails" id="PropertyAndEquipmentDetails">
	  <link:definition>00000024 - Disclosure - 3. Property and Equipment (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/PropertyAndEquipmentDetailsNarrative" id="PropertyAndEquipmentDetailsNarrative">
	  <link:definition>00000025 - Disclosure - 3. Property and Equipment (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IntangibleAssetsDetails" id="IntangibleAssetsDetails">
	  <link:definition>00000026 - Disclosure - 4. Intangible Assets (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IntangibleAssetsDetailsNarrative" id="IntangibleAssetsDetailsNarrative">
	  <link:definition>00000027 - Disclosure - 4. Intangible Assets (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IncomeTaxesDetails" id="IncomeTaxesDetails">
	  <link:definition>00000028 - Disclosure - 6. Income Taxes (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/IncomeTaxesDetailsNarrative" id="IncomeTaxesDetailsNarrative">
	  <link:definition>00000029 - Disclosure - 6. Income Taxes (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/RelatedPartyTransactionsDetailsNarrative" id="RelatedPartyTransactionsDetailsNarrative">
	  <link:definition>00000030 - Disclosure - 7. Related Party Transactions (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/NotesAndOtherLoansPayableDetails" id="NotesAndOtherLoansPayableDetails">
	  <link:definition>00000031 - Disclosure - 8. Notes and Other Loans Payable (Details)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:roleType roleURI="http://greenrainsolar.com/role/NotesAndOtherLoansPayableDetailsNarrative" id="NotesAndOtherLoansPayableDetailsNarrative">
	  <link:definition>00000032 - Disclosure - 8. Notes and Other Loans Payable (Details Narrative)</link:definition>
	  <link:usedOn>link:presentationLink</link:usedOn>
	  <link:usedOn>link:calculationLink</link:usedOn>
	  <link:usedOn>link:definitionLink</link:usedOn>
	</link:roleType>
	<link:linkbaseRef xlink:type="simple" xlink:href="gsfi-20200430_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
	<link:linkbaseRef xlink:type="simple" xlink:href="gsfi-20200430_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
	<link:linkbaseRef xlink:type="simple" xlink:href="gsfi-20200430_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links" />
	<link:linkbaseRef xlink:type="simple" xlink:href="gsfi-20200430_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links" />
      </appinfo>
    </annotation>
    <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
    <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
    <import namespace="http://xbrl.sec.gov/dei/2020-01-31" schemaLocation="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd" />
    <import namespace="http://fasb.org/us-gaap/2020-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd" />
    <import namespace="http://fasb.org/us-types/2020-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2020/elts/us-types-2020-01-31.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2020-01-31" schemaLocation="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd" />
    <import namespace="http://fasb.org/srt/2020-01-31" schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd" />
    <import namespace="http://fasb.org/srt-types/2020-01-31" schemaLocation="http://xbrl.fasb.org/srt/2020/elts/srt-types-2020-01-31.xsd" />
    <element id="GSFI_IssuanceOfCommonSharesToPriorManagementForSettlementOfConvertibleSeriesBPreferredShares" name="IssuanceOfCommonSharesToPriorManagementForSettlementOfConvertibleSeriesBPreferredShares" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_AcquisitionOfAssetsThroughAssumptionOfDebt" name="AcquisitionOfAssetsThroughAssumptionOfDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_ConversionOfPreferredStockInLieuCommonStockPurchase" name="ConversionOfPreferredStockInLieuCommonStockPurchase" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_IssuanceOfCommonSharesForSettlementWithPriorManagementShares" name="IssuanceOfCommonSharesForSettlementWithPriorManagementShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_IssuanceOfCommonSharesForSettlementWithPriorManagementValue" name="IssuanceOfCommonSharesForSettlementWithPriorManagementValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_WorkingCapital" name="WorkingCapital" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_CherylHintzenMember" name="CherylHintzenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_CherylHintzen2Member" name="CherylHintzen2Member" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_GplVenturesMember" name="GplVenturesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_JasonCohenMember" name="JasonCohenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="GSFI_EscrowAttorneyMember" name="EscrowAttorneyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
</schema>


