-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 jQWDxObr39ZmiQ8uuyouwg==

<SEC-DOCUMENT>0001181431-09-028002.txt : 20090601
<SEC-HEADER>0001181431-09-028002.hdr.sgml : 20090601
<ACCEPTANCE-DATETIME>20090601172423
ACCESSION NUMBER:		0001181431-09-028002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090527
FILED AS OF DATE:		20090601
DATE AS OF CHANGE:		20090601

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:		09865955

	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:		09865954

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

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:		09865953

	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:		09865956

	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:		09865957

	BUSINESS ADDRESS:	
		STREET 1:		2151 ALESSANDRO DR
		STREET 2:		STE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001
		BUSINESS PHONE:		8056535333

	MAIL ADDRESS:	
		STREET 1:		2151 ALESSANDRO DR
		STREET 2:		STE 100
		CITY:			VENTURA
		STATE:			CA
		ZIP:			93001
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd244561.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-05-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <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>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>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>2009-05-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>56200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.68</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10086094</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock (no par value)</value>
            </securityTitle>
            <transactionDate>
                <value>2009-05-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>52300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.65</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10004694</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock (no par value)</value>
            </securityTitle>
            <transactionDate>
                <value>2009-05-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>81400</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.63</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9980351</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock (no par value)</value>
            </securityTitle>
            <transactionDate>
                <value>2009-06-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>58150</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.62</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9922201</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>West Coast Asset Management, Inc. By: Diana Pereira Chief Financial Officer</signatureName>
        <signatureDate>2009-06-01</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>West Coast Opportunity Fund, LLC By: West Coast Asset Management, Inc. By Diana Pereira, Chief Financial Officer</signatureName>
        <signatureDate>2009-06-01</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Atticus Lowe By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-06-01</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Paul Orfalea By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-06-01</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Lance Helfert By: Diana Pereira by Power of Attorney</signatureName>
        <signatureDate>2009-06-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----