<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2009-10-15</periodOfReport>

    <dateOfOriginalSubmission>2010-01-21</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001057226</issuerCik>
        <issuerName>Nationwide Utilities Corp.</issuerName>
        <issuerTradingSymbol>NWUC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001478951</rptOwnerCik>
            <rptOwnerName>Massingill Michael D.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>12929 GULF FREEWAY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>X1</rptOwnerState>
            <rptOwnerZipCode>77034</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED STATES</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Technology Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>69600000</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Series A Preferred Shares</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2300000</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares were issued to the recipient pursuant to the terms of the Share Exchange Agreement entered into on August 27, 2009 between the Company and Nationwide Energy Portal Inc., which was closed on October 15, 2009.</footnote>
        <footnote id="F2">Of these shares, 64,960,000 are subject to the terms and provisions of the Escrow Agreement, which forms a material component of the Share Exchange Agreement entered into on August 27, 2009 between the Company and Nationwide Energy Portal Inc., which was closed on October 15, 2009.</footnote>
        <footnote id="F3">These preferred shares were received by the recipient as a Permitted Transferee under the Company Series A Preferred Shares Certificate of Designation filed with the Nevada Secretary of State, and pursuant to the terms of the Share Exchange Agreement entered into on August 27, 2009 between the Company and Nationwide Energy Portal Inc., which was closed on October 15, 2009.</footnote>
        <footnote id="F4">The holders of the Series A Preferred Shares of the Company possess 10 votes for every Series A Preferred Share held, whereas the holders of common shares of the Company possess one vote for every common share held.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Michael D. Massingill</signatureName>
        <signatureDate>2010-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
