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Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0001192482-03-000155.txt : 20031202
<SEC-HEADER>0001192482-03-000155.hdr.sgml : 20031202
<ACCEPTANCE-DATETIME>20031202140640
ACCESSION NUMBER:		0001192482-03-000155
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20031201
FILED AS OF DATE:		20031202

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOVATIVE SOLUTIONS & SUPPORT INC
		CENTRAL INDEX KEY:			0000836690
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				232507402
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		420 LAPP RD
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355
		BUSINESS PHONE:		6108899898

	MAIL ADDRESS:	
		STREET 1:		420 LAPP ROAD
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAU ROBERT H
		CENTRAL INDEX KEY:			0001051450
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31157
		FILM NUMBER:		031032156

	BUSINESS ADDRESS:	
		STREET 1:		850 LAGOON DRIVE
		CITY:			CHULA VISTA
		STATE:			CA
		ZIP:			91910-2098
		BUSINESS PHONE:		2166597600

	MAIL ADDRESS:	
		STREET 1:		PO BOX 2189
		CITY:			RANCHO SANTA FE
		STATE:			CA
		ZIP:			92067
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-12-01</periodOfReport>
    <issuer>
        <issuerCik>0000836690</issuerCik>
        <issuerName>INNOVATIVE SOLUTIONS &amp; SUPPORT INC</issuerName>
        <issuerTradingSymbol>ISSC</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001051450</rptOwnerCik>
            <rptOwnerName>RAU ROBERT H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>720 PENNSYLVANIA DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>EXTON</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19341</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value><footnoteId id="F1"/></securityTitle><transactionDate><value>2003-12-01</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>D</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>10000</value></transactionShares><transactionPricePerShare><value>16.705</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>22747</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwn
ership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">Subject to vesting in four equal amounts at the end of each quarter of the fiscal year.</footnote></footnotes><remarks/><ownerSignature><signatureName>James Reilly, Attorney-in-Fact for Robert H. Rau</signatureName><signatureDate>2003-12-02</signatureDate></ownerSignature></ownershipDocument>

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<TYPE>EX-24
<SEQUENCE>3
<FILENAME>attach_1.htm
<TEXT>
<HTML><BODY><PRE>POWER OF ATTORNEY



Know all by these presents, that the undersigned hereby constitutes and appoints each of Geoffrey S. M. Hedrick, James J. Reily and Thomas Hess, signing individually, the undersigned's true and lawful attorney-in-fact to:

(1) execute for and on behalf of the undersigned, in the undersigned's capacity as an officer and/or trustee of Innovative solutions and Support Inc. (the "Company"), Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;

(2) do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4, or 5, complete and execute any amendment or amendments thereto, and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and

(3) take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact's discretion.

The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.  The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 29th day of August,  2002.

_/s/ Robert H. Rau __________________

Signature



Robert H. Rau______________________

Print Name

</PRE></BODY></HTML>

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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