ASM International N.V. to present at Lehman Brothers Technology Conference



BILTHOVEN, THE NETHERLANDS, December 3, 2004 --- ASM International N.V. (NASDAQ: ASMI and Euronext Amsterdam: ASM) announces the availability of web casts of the company's presentation and that of its subsidiary, ASM Pacific Technology, Ltd. (Hong Kong Exchanges: 0522), at the Lehman Brothers 2004 T4 Conference in San Francisco next week.
            ASM International will present at 11:00 PT on Wednesday, December 8, 2004, and ASM PT, at 11:00 PT on Friday, December 10, 2004.     Both presentations may be accessed through the ASM International Investor Relations home page at www.asm.com.
 
About ASM and ASM PT
 
With headquarters in Bilthoven, the Netherlands, ASM International N.V., and its subsidiaries design and manufacture equipment and materials used to produce semiconductor devices. ASM International and its subsidiaries provide production solutions for wafer processing (Front-end segment) as well as assembly and packaging (Back-end segment) through facilities in the United States, Europe, Japan and Asia. ASM International's common stock trades on NASDAQ (symbol ASMI) and the Euronext Amsterdam Stock Exchange (symbol ASM). For more information, visit ASMI's website at www.asm.com.
 
ASM Pacific Technology, Ltd. with headquarters in Hong Kong, has operations in Shenzhen China, Singapore and Malaysia.  It is the world's largest supplier of a full line of assembly and packaging equipment for the semiconductor industry.  It also supplies the Photonics and Optoelectronics markets. With its financial strength and R&D resources, ASMPT offers its customers total solutions in process innovations, package development and factory automation.  ASMPT is 54%-owned by ASM International N.V.  ASM Pacific Technology, Ltd. common shares trade on the Hong Kong Exchanges under the symbol: 0522.  For more information, visit ASMPT's web site at www.asmpacific.com
 
Contact:
 
Lies Rijnveld
+ 31 30 229 8506
 
Mary Jo Dieckhaus
+1 212 986 2900