Mark McElhinney Appointed President of Presstek's Lasertel Subsidiary HUDSON, N.H., Aug. 31 /PRNewswire-FirstCall/ -- Presstek, Inc. (NASDAQ: PRST), a leading provider of environmentally responsible digital imaging solutions for the graphic arts and laser imaging markets, today announced the appointment of Mark McElhinney to the position of President of Lasertel, Inc., Presstek's Tucson, Arizona subsidiary, effective September 1, 2004. Mr. McElhinney has been the Interim Chief Operating Officer at Lasertel since April 2004. Mr. McElhinney has over eighteen years experience in the laser industry and holds a Ph.D. in molecular beam epitaxy research from the University of Glasgow. McElhinney became the Vice President of Engineering at Lasertel in January 2003. Prior to joining Lasertel, Mr. McElhinney was the Director of Engineering at ADC in Vadnais Heights, Minnesota where he oversaw the development and manufacturing of high power laser products. Prior to that, McElhinney was a founder and technical director of Spectracom in White Bear Lake, Minnesota. Mr. McElhinney has also worked for Pirelli Cavi in Milan, Italy; Motorola in East Kilbride, Scotland; as well as IBM UK in Greenock, Scotland. He is the author of numerous publications. "Mark has contributed significantly to the progress at Lasertel in his short tenure as Interim Chief Operating Officer and Vice President of Engineering. Mark has excellent management skills, a diverse professional background and broad industry perspective. He has demonstrated the leadership that will continue to enhance Lasertel's performance, as well as open new opportunities for the company. Our appointment of Mark to the position of President is an expression of our confidence in his abilities," said Lasertel's Chief Executive Officer Edward J. Marino. Mr. Marino is also President and Chief Executive Officer of Presstek, Inc., the parent company of Lasertel. "I am honored to serve as President of Lasertel at this exciting time," McElhinney said. "I believe that Lasertel's products and technology are second to none, and that the numerous projects in which we are engaged will help establish a solid business foundation for Lasertel. I am looking forward to pursing the opportunities available to Lasertel as it grows." Presstek, Inc. is a leading manufacturer and marketer of environmentally responsible high tech digital imaging solutions to the graphic arts and laser imaging markets. Presstek's patented DI(R), CTP and plate products provide a streamlined workflow and eliminate photographic darkrooms, film and toxic processing chemicals, thereby reducing printing cycle time and lowering production costs. Presstek solutions are designed to make it easier for printers to cost effectively meet increasing customer demand for shorter print runs and faster turnaround while providing improved profit margins. The company's subsidiary, Lasertel, Inc., supplies Presstek and external customers with the valuable laser diodes necessary for laser imaging applications. For more information on Presstek, visit http://www.presstek.com/, call 603-595-7000 or email: . CONTACTS: Moosa E. Moosa Jane Miller Chief Financial Officer Corporate Relations Manager (603) 595-7000 (603) 594-8585 ext. 3346 DATASOURCE: Presstek, Inc. CONTACT: Moosa E. Moosa, Chief Financial Officer, +1-603-595-7000, or Jane Miller, Corporate Relations Manager, +1-603-594-8585 ext. 3346 both of Presstek Web site: http://www.presstek.com/

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