-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 PrL+uRaO5nyVN25nOpAwuwo6mrnVkX+teV5XJyMYwS/r2FmLlS4tuaMy3g0SU86K
 JMOCU8ruRtoOYexlIbIe6A==

<SEC-DOCUMENT>0001181431-09-042977.txt : 20090908
<SEC-HEADER>0001181431-09-042977.hdr.sgml : 20090907
<ACCEPTANCE-DATETIME>20090908170018
ACCESSION NUMBER:		0001181431-09-042977
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090903
FILED AS OF DATE:		20090908
DATE AS OF CHANGE:		20090908

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Orfalea Paul J
		CENTRAL INDEX KEY:			0001407606

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33888
		FILM NUMBER:		091058590

	MAIL ADDRESS:	
		STREET 1:		2151 ALESSANDRO DRIVE
		STREET 2:		SUITE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lowe R Atticus
		CENTRAL INDEX KEY:			0001407604

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33888
		FILM NUMBER:		091058592

	MAIL ADDRESS:	
		STREET 1:		2151 ALESSANDRO DRIVE
		STREET 2:		SUITE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Helfert Lance W
		CENTRAL INDEX KEY:			0001407605

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33888
		FILM NUMBER:		091058591

	MAIL ADDRESS:	
		STREET 1:		2151 ALESSANDRO DRIVE
		STREET 2:		SUITE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICAN DEFENSE SYSTEMS INC
		CENTRAL INDEX KEY:			0001260996
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS TRANSPORTATION EQUIPMENT [3790]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		230 DUFFY AVENUE
		CITY:			HICKSVILLE
		STATE:			NY
		ZIP:			11801
		BUSINESS PHONE:		516-390-5300

	MAIL ADDRESS:	
		STREET 1:		230 DUFFY AVENUE
		CITY:			HICKSVILLE
		STATE:			NY
		ZIP:			11801

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WEST COAST OPPORTUNITY FUND LLC
		CENTRAL INDEX KEY:			0001405965
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33888
		FILM NUMBER:		091058594

	BUSINESS ADDRESS:	
		STREET 1:		C/O WEST COAST ASSET MANAGEMENT INC
		STREET 2:		2151 ALESANDRO DRIVE, SUITE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001
		BUSINESS PHONE:		805-653-5333

	MAIL ADDRESS:	
		STREET 1:		C/O WEST COAST ASSET MANAGEMENT INC
		STREET 2:		2151 ALESANDRO DRIVE, SUITE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WEST COAST ASSET MANAGEMENT INC
		CENTRAL INDEX KEY:			0001276537
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33888
		FILM NUMBER:		091058593

	BUSINESS ADDRESS:	
		STREET 1:		1205 COAST VILLAGE ROAD
		CITY:			MONTECITO
		STATE:			CA
		ZIP:			93108
		BUSINESS PHONE:		8056535333

	MAIL ADDRESS:	
		STREET 1:		1205 COAST VILLAGE ROAD
		CITY:			MONTECITO
		STATE:			CA
		ZIP:			93108
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd252510.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-09-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001260996</issuerCik>
        <issuerName>AMERICAN DEFENSE SYSTEMS INC</issuerName>
        <issuerTradingSymbol>EAG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001405965</rptOwnerCik>
            <rptOwnerName>WEST COAST OPPORTUNITY FUND LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1205 COAST VILLAGE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONTECITO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001276537</rptOwnerCik>
            <rptOwnerName>WEST COAST ASSET MANAGEMENT INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1205 COAST VILLAGE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONTECITO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001407604</rptOwnerCik>
            <rptOwnerName>Lowe R Atticus</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1205 COAST VILLAGE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONTECITO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001407605</rptOwnerCik>
            <rptOwnerName>Helfert Lance W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1205 COAST VILLAGE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONTECITO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001407606</rptOwnerCik>
            <rptOwnerName>Orfalea Paul J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1205 COAST VILLAGE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONTECITO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93108</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock (no par value)</value>
            </securityTitle>
            <transactionDate>
                <value>2009-09-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>69400</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.4740</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20144067</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks>West Coast Asset Management, Inc. (the &quot;Investment Manager&quot;) is the Investment Manager of the West Coast Opportunity Fund. Atticus Lowe, Lance Helfert and Paul Orfalea serve on the investment committee of the Investment Manager. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the shares for purposes of Section 16 of the Securities Exchange Act of 1934 or for any other purpose.</remarks>

    <ownerSignature>
        <signatureName>West Coast Opportunity Fund, LLC, By: West Coast Asset Management, Inc. By:  Diana Pereira Chief Financial Officer</signatureName>
        <signatureDate>2009-09-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>West Coast Asset Management, Inc. By: Diana Pereira, Chief Financial Officer</signatureName>
        <signatureDate>2009-09-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Atticus Lowe By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-09-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Paul Orfalea By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-09-08</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Lance Helfert By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-09-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----