<SUBMISSION>
<ACCESSION-NUMBER>0001659173-17-000078
<TYPE>5
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20161231
<FILING-DATE>20170215
<DATE-OF-FILING-DATE-CHANGE>20170215
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>ATI Modular Technology Corp.
<CIK>0001679426
<ASSIGNED-SIC>3448
<IRS-NUMBER>813131497
<STATE-OF-INCORPORATION>NV
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
<PHONE>(888) 406 2713
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>PERKINS ALTON
<CIK>0001612105
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>5
<ACT>34
<FILE-NUMBER>000-55699
<FILM-NUMBER>17613407
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
</MAIL-ADDRESS>
</REPORTING-OWNER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>Alton & Xiang Mei Lin Perkins Family Trust
<CIK>0001661545
<STATE-OF-INCORPORATION>MI
<FISCAL-YEAR-END>1231
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>5
<ACT>34
<FILE-NUMBER>000-55699
<FILM-NUMBER>17613408
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
<PHONE>(888) 406 2713
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
</MAIL-ADDRESS>
</REPORTING-OWNER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>AMERICATOWNE Inc.
<CIK>0001606699
<ASSIGNED-SIC>7389
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>5
<ACT>34
<FILE-NUMBER>000-55699
<FILM-NUMBER>17613409
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
<PHONE>(888) 406 2713
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>4700 HOMEWOOD COURT
<STREET2>SUITE 100
<CITY>RALEIGH
<STATE>NC
<ZIP>27609
</MAIL-ADDRESS>
<FORMER-NAME>
<FORMER-CONFORMED-NAME>ALPINE 5 Inc.
<DATE-CHANGED>20140429
</FORMER-NAME>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>atiform5201620170214_1138.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2016-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>1</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0001679426</issuerCik>
        <issuerName>ATI Modular Technology Corp.</issuerName>
        <issuerTradingSymbol>GREI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001606699</rptOwnerCik>
            <rptOwnerName>AMERICATOWNE Inc.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4700 HOMEWOOD COURT</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>RALEIGH</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27609</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001661545</rptOwnerCik>
            <rptOwnerName>Alton &amp; Xiang Mei Lin Perkins Family Trust</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4700 HOMEWOOD COURT</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>RALEIGH</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27609</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Related to Alton Perkins.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001612105</rptOwnerCik>
            <rptOwnerName>PERKINS ALTON</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4700 HOMEWOOD COURT</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>RALEIGH</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27609</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>COB, CEO, CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionCoding>
                <transactionFormType>3</transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>100000000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F2"/>
            </securityTitle>
            <transactionCoding>
                <transactionFormType>3</transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>101629</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <transactionCoding>
                <transactionFormType>3</transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>100101629</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Via AmericaTowne, Inc. and The Alton &amp; Xiang Mei Lin Perkins Family Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F4"/>
            </securityTitle>
            <transactionCoding>
                <transactionFormType>3</transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15694</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Held by AmericaTowne, Inc. For further information, please see the Form 3 filed by AmericaTowne, Inc. on October 17, 2016.</footnote>
        <footnote id="F2">The Alton &amp; Xiang Mei Lin Perkins Family Trust (&quot;Perkins Trust&quot;) acquired shares of common stock of the Issuer in the open market between June 13, 2016 and September 13, 2016 as disclosed on the SC 13D/A filed on September 16, 2016.</footnote>
        <footnote id="F3">Held indirectly by Alton Perkins, as indicated above.</footnote>
        <footnote id="F4">Held directly by Alton Perkins.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Leisanne Smeadala, Limited Power of Attorney for Alton Perkins on behalf of AmericaTowne, Inc.</signatureName>
        <signatureDate>2017-02-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Leisanne Smeadala, Limited Power of Attorney for Alton Perkins on behalf of Alton &amp; Xiang Mei Lin Perkins Family Trust</signatureName>
        <signatureDate>2017-02-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Leisanne Smeadala, Limited Power of Attorney for Alton Perkins</signatureName>
        <signatureDate>2017-02-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
