-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
 KkAC/x4YL42n9b/YXcikuHxsXf5i7VOeRE6zeRMh+8gOknsnQnjqGl8xZdrJ+Bl2
 ivPf3YijlpRMQvVkLXkhAw==

<SEC-DOCUMENT>0001323175-09-000003.txt : 20091222
<SEC-HEADER>0001323175-09-000003.hdr.sgml : 20091222
<ACCEPTANCE-DATETIME>20091222170916
ACCESSION NUMBER:		0001323175-09-000003
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091222
DATE AS OF CHANGE:		20091222
EFFECTIVENESS DATE:		20091222

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			41ST PARAMETER INC
		CENTRAL INDEX KEY:			0001323175
		IRS NUMBER:				421628748
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-75752
		FILM NUMBER:		091255848

	BUSINESS ADDRESS:	
		STREET 1:		17851 NORTH 85TH STREET
		STREET 2:		SUITE 250
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85255
		BUSINESS PHONE:		480.776.5500

	MAIL ADDRESS:	
		STREET 1:		17851 NORTH 85TH STREET
		STREET 2:		SUITE 250
		CITY:			SCOTTSDALE
		STATE:			AZ
		ZIP:			85255
</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>0001323175</cik>
        <entityName>41ST PARAMETER INC</entityName>
        <issuerAddress>
            <street1>17851 NORTH 85TH STREET</street1>
            <street2>SUITE 250</street2>
            <city>SCOTTSDALE</city>
            <stateOrCountry>AZ</stateOrCountry>
            <zipCode>85255</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>480.776.5500</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Todd</firstName>
                <lastName>Lawson</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>J.</firstName>
                <middleName>Peter</middleName>
                <lastName>Selda</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Ori</firstName>
                <lastName>Eisen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Venkat</firstName>
                <lastName>Mohan</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o The 41st Parameter, Inc.</street1>
                <street2>17851 North 85th Street, Suite 250</street2>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Ted</firstName>
                <lastName>Schlein</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o The 41st Parameter, Inc.</street1>
                <street2>17851 North 85th Street, Suite 250</street2>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>W.G.</firstName>
                <middleName>Champion</middleName>
                <lastName>Mitchell</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o The 41st Parameter, Inc.</street1>
                <street2>17851 North 85th Street, Suite 250</street2>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Raz</firstName>
                <lastName>Yalov</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>David</firstName>
                <lastName>Britton</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Elazar</firstName>
                <lastName>Katz</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <lastName>Snow</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Matt</firstName>
                <lastName>Lane</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jack</firstName>
                <lastName>Harbaugh</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>17851 North 85th Street, Suite 250</street1>
                <city>Scottsdale</city>
                <stateOrCountry>AZ</stateOrCountry>
                <zipCode>85255</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-12-17</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>4115676</totalOfferingAmount>
            <totalAmountSold>3794570</totalAmountSold>
            <totalRemaining>321106</totalRemaining>
            <clarificationOfResponse>Total offering amount includes an aggregate of up to $15,676 upon exercise of warrants.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>5</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>41ST PARAMETER INC</issuerName>
                <signatureName>/s/ Todd Lawson</signatureName>
                <nameOfSigner>Todd Lawson</nameOfSigner>
                <signatureTitle>Secretary and Senior VP of Finance</signatureTitle>
                <signatureDate>2009-12-22</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----