<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-04-21T04:08:41-00:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>822851604</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>SECHLER MORGAN CPAS PLLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>2418 W BARROW DRIVE</AddressLine1Txt>
        <CityNm>CHANDLER</CityNm>
        <StateAbbreviationCd>AZ</StateAbbreviationCd>
        <ZIPCd>85224</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>271277735</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>HEATSYNC LABS</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>HEAT</BusinessNameControlTxt>
      <PhoneNum>6024925227</PhoneNum>
      <USAddress>
        <AddressLine1Txt>108 W MAIN STREET</AddressLine1Txt>
        <CityNm>MESA</CityNm>
        <StateAbbreviationCd>AZ</StateAbbreviationCd>
        <ZIPCd>85201</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>SHAUNDRA NEWSTEAD</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>6024925227</PhoneNum>
      <SignatureDt>2024-04-09</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>SHAUNDRA</PersonFirstNm>
        <PersonLastNm>NEWSTEAD</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>KRISTINA MORGAN CPA</PreparerPersonNm>
      <PTIN>P01370742</PTIN>
      <PhoneNum>6022302700</PhoneNum>
      <PreparationDt>2024-04-01</PreparationDt>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="990EZ" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>HEATSYNCLABS.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="990A">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>56792</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>48139</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>8213</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>11</InvestmentIncomeAmt>
      <GrossSalesOfInventoryAmt>429</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>203</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>226</GrossProfitLossSlsOfInvntryAmt>
      <TotalRevenueAmt>56589</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>8470</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>54791</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>5605</OtherExpensesTotalAmt>
      <TotalExpensesAmt>68866</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-12277</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>53042</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>40765</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>53042</BOYAmt>
        <EOYAmt>40765</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>53042</BOYAmt>
        <EOYAmt>40765</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>53042</BOYAmt>
        <EOYAmt>40765</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>TECH EDUCATION, CREATIVE, SCIENTIFIC WORKSHOPS</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>MAINTAINED MEMBERSHIP AND TAUGHT CLASSES TO THE COMMUNITY AT VERY REASONABLE PRICES. WE SERVE AROUND 250 MEMBERS OF THE COMMUNITY.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>49744</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>YOUNG MAKERS, A STEM EVENT FOR CHILDREN, HAS RECENTLY BEEN RESTARTED AND DOZENS OF CHILDREN ARE SERVED EACH MONTH.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>49744</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DARRELL WERTZ</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ROBERT DOUGLASS</PersonNm>
        <TitleTxt>VICE PRESIDENT FROM 10/13/23</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SHAUNDRA NEWSTEAD</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JEFF SITTLER</PersonNm>
        <TitleTxt>OPERATIONS MANAGER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ROBERT BUSHMAN</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JOSHUA POWERS</PersonNm>
        <TitleTxt>VICE PRESIDENT THRU 10/23/23</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>002.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>THE ORGANIZATION</PersonNm>
        <USAddress>
          <AddressLine1Txt>108 W MAIN ST</AddressLine1Txt>
          <CityNm>MESA</CityNm>
          <StateAbbreviationCd>AZ</StateAbbreviationCd>
          <ZIPCd>85201</ZIPCd>
        </USAddress>
        <PhoneNum>6024925227</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="990A" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>87538</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>80061</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>44918</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>49573</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>48139</CurrentTaxYearAmt>
        <TotalAmt>310229</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>87538</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>80061</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>44918</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>49573</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>48139</CurrentTaxYearAmt>
        <TotalAmt>310229</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>20440</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>289789</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>3</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>8</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>12</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>11</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>11</CurrentTaxYearAmt>
        <TotalAmt>45</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>310274</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>35810</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.93400</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.93820</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="990O" softwareId="23017659" softwareVersionNum="23.1.0.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Office Expenses 1,948</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>IT Expenses 285</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance 2,053</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16, Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Program Parts and Supplies 1,319</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
