POWER OF ATTORNEY



 Know all by these presents, that the undersigned hereby constitutes and

appoints Frank Cesario, signing individually, as 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, director and/or 10% beneficial owner of the common stock,

no par value per share, of ISCO International Inc., a Delaware corporation

(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 (A) complete and execute any such Forms 3,

4, or 5, (B) complete and execute any amendment or amendments thereto, and

(C) 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 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 attorney-in-fact,

in serving in such capacity at the request of the undersigned, is 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 30th day of August, 2007.







      /s/ John Owings

     John Owings