Presstek Expands Distribution with La Crosse Litho Supply, LLC

Premiere Graphic Arts Distributor to Offer Presstek’s Leading DI® and CTP Printing Solutions to Growing Upper Midwest Customer Base

HUDSON, NH—Sept. 11, 2007—Presstek, Inc. (Nasdaq: PRST), the leading manufacturer and marketer of digital offset printing business solutions, today announced that La Crosse Litho Supply, LLC, a leading Midwestern graphic arts provider, has been appointed to distribute, service and support Presstek’s chemistry-free DI® digital offset and CTP product lines in the Upper Midwest. La Crosse Litho Supply will demonstrate Presstek DI at Graph Expo 2007 in booth # 4868.