-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 BtyHkPsgfhlV9KqAehlZvOrtIVnryfwINmniaIqi/mj5ApISi7MK+GYM3AjHR50g
 FWcBa/9nQ+/93eg47Ts6mQ==

<SEC-DOCUMENT>0001487319-10-000001.txt : 20100316
<SEC-HEADER>0001487319-10-000001.hdr.sgml : 20100316
<ACCEPTANCE-DATETIME>20100316144301
ACCESSION NUMBER:		0001487319-10-000001
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Securities Act Section 4(6)
FILED AS OF DATE:		20100316
DATE AS OF CHANGE:		20100316
EFFECTIVENESS DATE:		20100316

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Main Street Power Company, Inc.
		CENTRAL INDEX KEY:			0001487319
		IRS NUMBER:				270195803
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-139664
		FILM NUMBER:		10685100

	BUSINESS ADDRESS:	
		STREET 1:		1245 S. PEARL STREET
		STREET 2:		SUITE 201
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
		BUSINESS PHONE:		303-444-6264

	MAIL ADDRESS:	
		STREET 1:		1245 S. PEARL STREET
		STREET 2:		SUITE 201
		CITY:			BOULDER
		STATE:			CO
		ZIP:			80302
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001487319</cik>
        <entityName>Main Street Power Company, Inc.</entityName>
        <issuerAddress>
            <street1>1245 S. PEARL STREET</street1>
            <street2>SUITE 201</street2>
            <city>BOULDER</city>
            <stateOrCountry>CO</stateOrCountry>
            <zipCode>80302</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>303-444-6264</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2009</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>T.</firstName>
                <middleName>Amory</middleName>
                <lastName>Host</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1245 S. Pearl Street, Suite 201</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80302</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Richard</firstName>
                <middleName>S.</middleName>
                <lastName>Tallman</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1245 S. Pearl Street, Suite 201</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80302</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <middleName>J</middleName>
                <lastName>Huggins</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1245 S. Pearl Street, Suite 201</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80302</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Edmee'</firstName>
                <lastName>Kelsey</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1245 S. Pearl Street, Suite 201</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80302</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jonathan</firstName>
                <middleName>W.</middleName>
                <lastName>Postal</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1245 S. Pearl Street, Suite 201</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80302</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName>M.</middleName>
                <lastName>Doherty</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>401 Race St.</street1>
                <city>Denver</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80206</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>D.</middleName>
                <lastName>Yokell</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>4325 Prado Drive</street1>
                <city>Boulder</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80303-9627</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Ravi</firstName>
                <lastName>Malhotra</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>8745 W. 14th Ave.</street1>
                <street2>Suite 220</street2>
                <city>Lakewood</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80215</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Charles</firstName>
                <middleName>K</middleName>
                <lastName>Knight</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>7400 E. Orchard Dr.</street1>
                <street2>Suite 320-S</street2>
                <city>Greenwood Village</city>
                <stateOrCountry>CO</stateOrCountry>
                <zipCode>80111</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Energy</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$1 - $1,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>46</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2010-03-10</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>67500</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>3750000</totalOfferingAmount>
            <totalAmountSold>865000</totalAmountSold>
            <totalRemaining>2885000</totalRemaining>
            <clarificationOfResponse>Includes cash consideration and conversion of outstanding debt.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>4</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse>No sales commissions or finders' fees will be paid in connection with this offering.</clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>1683000</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse>If maximum offering amount is sold.  Amount includes repayment of loans and certain deferred compensation payments to executive officers and directors.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Main Street Power Company, Inc.</issuerName>
                <signatureName>T. Amory Host</signatureName>
                <nameOfSigner>T. Amory Host</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2010-03-12</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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