Ad-hoc | 1 July 2005 08:14

Aixtron AG:AIXTRON appoints William Elder as a new member of the Executive Boa

Ad hoc announcement §15 WpHG sonstiges Aixtron AG:AIXTRON appoints William Elder as a new member of the Executive Boa Ad hoc announcement transmitted by DGAP. The issuer is solely responsible for the content of this announcement. —————————————————————————— AIXTRON appoints William Elder as a new member of the Executive Board Aachen, Germany – July 1, 2005 – AIXTRON AG (FSE: AIX; NASDAQ: AIXG) today confirmed the appointment of Dr William (Bill) Elder to the AIXTRON Executive Board. Dr Elder was previously Chairman, President and CEO of Genus Inc., which was acquired by AIXTRON on March 14, 2005 and will, as Chairman of AIXTRON’s Silicon Semiconductor business interests, which includes both Genus (Sunnyvale, California) and the AIXTRON Silicon Semiconductor business (Aachen, Germany), focus on the integration and development of a combined Silicon technology platform to meet the needs of the Semiconductor industry. AIXTRON AG Kackertstr. 15-17 52072 Aachen Deutschland ISIN: DE0005066203 (TecDAX) WKN: 506620 Listed: Geregelter Markt in Frankfurt (Prime Standard); Freiverkehr in Berlin- Bremen, Düsseldorf, Hamburg, Hannover, München und Stuttgart End of ad hoc announcement (c)DGAP 01.07.2005 Issuer’s information/explanatory remarks concerning this ad hoc announcement: About AIXTRON AIXTRON AG (FSE: AIX, ISIN DE0005066203; NASDAQ: AIXG, ISIN: US0096061041) is a leading provider of deposition equipment to the semiconductor industry. The Company’s technology solutions are used by a diverse range of customers worldwide to build advanced components for electronic and opto-electronic applications based on compound, silicon, or organic semiconductor materials. Such components are used in fiber optic communication systems, wireless and mobile telephony applications, optical and electronic storage devices, computing, signaling and lighting, as well as a range of other leading-edge technologies. AIXTRON AG’s securities are listed on the Prime Standard market segment of the Frankfurt Stock Exchange and, as American Depositary Shares (ADS), on NASDAQ, and are included in the TecDAX index, the NASDAQ Composite Index and the MSCI World Small Cap Index. Founded in 1983, the Company is headquartered in Aachen, Germany. Additional information is available on AIXTRON’s website at www.aixtron.com. Contact: Investor Relations & Corporate Communications T: +49-241-8909-444 F: +49-241-8909-445 invest@aixtron.com Forward-Looking Statements This news release may contain forward-looking statements about the business, financial condition, results of operations and earnings outlook of AIXTRON within the meaning of the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1995. Words such as “may,” “will,” “expect,” “anticipate,” “contemplate,” “intend,” “plans,” “believe,” “continue” and “estimate,” and variations of these words and similar expressions, identify these forward-looking statements. These statements are not guarantees of future performance, involve certain risks, uncertainties and assumptions that are difficult to predict, and are based upon assumptions as to future events that may not prove accurate. Therefore, actual outcomes and results may differ materially from what is expressed herein. In any forward- looking statement in which AIXTRON expresses an expectation or belief as to future results, such expectation or belief is expressed in good faith and believed to have a reasonable basis, but there can be no assurance that the statement or expectation or belief will result or be achieved or accomplished. Actual operating results may differ materially from such forward-looking statements and are subject to certain risks, including risks arising from: actual customer orders received by AIXTRON; the extent to which chemical vapor deposition, or CVD, technology is demanded by the market place; the timing of final acceptance of products by customers; the financial climate and accessibility of financing; general conditions in the thin film equipment market and in the macro-economy; cancellations, rescheduling or delays in product shipments; manufacturing capacity constraints; lengthy sales and qualification cycles; difficulties in the production process; changes in semiconductor industry growth; increased competition; exchange rate fluctuations; availability of government funding; variability and availability of interest rates; delays in developing and commercializing new products; general economic conditions being less favorable than expected; and other factors. The forward-looking statements contained in this news release are made as of the date hereof and AIXTRON does not assume any obligation to (and expressly disclaims any such obligation to) update the reasons why actual results could differ materially from those projected in the forward-looking statements. Any reference to the Internet website of AIXTRON is not an incorporation by reference of such information in this news release, and you should not interpret such a reference as an incorporation by reference of such information. Additional Information For additional information about factors that could affect our future financial and operating results, see our filings with the Securities and Exchange Commission, including the Registration Statement on Form F-4 (Regis.No. 333-122624) filed with the Commission on February 8, 2005 and available at the Commission’s website at www.sec.gov. End of message (c)DGAP 010814 Jul 05