Jon Howard's Journal: Businesses Using Lisp: Success Stories (AMD Nasa Microsoft)

Here's a categorized list of companies successfully using Allegro Common Lisp, along with a couple examples from each; follow the links for more companies and more information:

• Animation & Graphics (including Square USA and Naughty Dog Software)
• Artificial Intelligence (including Kurzweil and Microsoft Research)
• BioInformatics (including MDL Information Systems)
• B2B & E-Commerce (including ITA Software [powers Orbitz])
• Data Integ. & Mining (including Cadabra/GoTo Shopping)
• EDA/Semiconductor (including AMD and American Microsystems, Inc.)
• Expert Systems (including Univ. of Chicago Infolab and Signal Insurance)
• Finance (including Price Waterhouse Coopers and Cognition Corporation)
• Intelligent Agents (including Fujitsu Limited)
• Knowledge Mgmt (including Design Power, Inc.)
• Mechanical CAD (including Parametric Technologies Corp.)
• Modeling & Simulation (including Boeing and Johnson Engineering)
• Natural Lang. Proc. (including Sony CSL and Stanford University)
• Optimization (including NASA and Space Telescope Institute)
• Research (including Univ. of Southern California and University of Wyoming Applied AI Lab)
• Risk Analysis (including Arthur D. Little, Inc.)
• Scheduling (including Northwest Airlines and Ascent Technology, Inc.)
• Telecom (including France Telecom R&D and British Telecom Labs)
• Web Authoring (including The Performing Graphics Company and Schema GmbH)