SOURCE: ISCO International, Inc.

July 12, 2007 10:39 ET

ISCO International Announces Second Quarter Investor Call

ELK GROVE VILLAGE, IL--(Marketwire - July 12, 2007) - ISCO International, Inc. (AMEX: ISO), a leading supplier of RF-conditioning and interference-control solutions for the wireless telecommunications industry, announced that it will hold its quarterly investor call on July 25, 2007, beginning at 3:30pm eastern time. Results are scheduled to be released prior to the call.

To participate in the call domestically, dial 1-800-374-0113. International callers should dial 1-706-758-9607. The conference name is "ISCO International Second Quarter 2007 Investor Call." The call will be replayed for 30 days at 1-800-642-1687 (or 1-706-645-9291 for international callers), with a pass code of 7042543#.

Following opening comments, a short question and answer session will be held. Participants are asked to dial in 10 minutes prior to the beginning of the call. The call will be webcast live and then archived for 30 days. ISCO will provide a link to the call on its website (www.iscointl.com) for both the live and archived versions. A copy of the webcast link will be provided at www.iscointl.com and is copied below.

Webcast: http://www.b2i.us/external.asp?b=826&id=39581&from=du&L=e

Safe Harbor Statement

Because the Company wants to provide investors with meaningful and useful information, this news release contains, and incorporates by reference, certain "forward-looking statements" that reflect the Company's current expectations regarding the future results of operations, performance and achievements of the Company. The Company has tried, wherever possible, to identify these forward-looking statements by using words such as "anticipates," "believes," "estimates," "looks," "expects," "plans," "intends" and similar expressions. These statements reflect the Company's current beliefs and are based on information currently available to it. Accordingly, these statements are subject to certain risks, uncertainties and contingencies, which could cause the Company's actual results, performance or achievements to differ materially from those expressed in, or implied by, such statements. These factors include, among others, the following: market acceptance of the Company's technology; the spending patterns of wireless network operators in connection with the build out of 2.5G and 3G wireless systems; the Company's ability to financing in the future if necessary; the Company's history of net losses and the lack of assurance that the Company's earnings will be sufficient to cover fixed charges in the future; uncertainty about the Company's ability to compete effectively against better capitalized competitors and to withstand downturns in its business or the economy generally; continued downward pressure on the prices charged for the Company's products due to the competition of rival manufacturers of front-end systems for the wireless telecommunications market; the timing and receipt of customer orders; the Company's ability to attract and retain key personnel; the Company's ability to protect its intellectual property; the risks of foreign operations and the risks of legal proceedings. A more complete description of these risks, uncertainties and assumptions is included in the Company's filings with the Securities and Exchange Commission, including those described under the heading "Risk Factors" in the Company's Annual Report on Form 10-K filed by the Company with the Securities and Exchange Commission. You should not place undue reliance on any forward-looking statements. The Company undertakes no obligation to release publicly the results of any revisions to any such forward-looking statements that may be made to reflect events or circumstances after the date of this Report or to reflect the occurrence of unanticipated events.

Web site: http://www.iscointl.com

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