Please direct your media and public relations inquiries to: mediarelations@cdw.com 800-800-4CDW CDW Honored As A Top Place To Work For Sixth Straight Year VERNON HILLS, Ill. - January 5, 2004 - FORTUNE magazine named CDW (Nasdaq: CDWC) to its annual "100 Best Companies to Work For" list. Coming in at No. 11, CDW is the highest-ranked FORTUNE 500 company on the list and is the only Illinois-based company to make the rankings. This is the sixth consecutive year that CDW, a leading provider of technology products and services to business, government and education, is on the list. The rankings appear in FORTUNE's January 12, 2004 issue, which is scheduled to hit newsstands today. "We've built and sustained a corporate culture based on mutual respect and reward, and this ultimately benefits our customers," said John A. Edwardson, CDW chairman and chief executive officer. "We've long believed that in the end, happy coworkers make the extra effort to satisfy customers. Our success despite the recent tough economic climate is a testament to the hard work, dedication and excellent service our coworkers demonstrate to our customers every day." CDW coworkers share in the fruits of the company's success. All coworkers receive stock options, and approximately 75 percent of coworkers receive bonuses tied to specified performance measures. In addition, CDW also offers a subsidized childcare center and fitness center, a tuition reimbursement program, a paid day off for community service, dry cleaning pickup and a charitable donation match program. The company also awards tenured coworkers with vacation trips when sales goals are met. CDW's commitment to its employees is also evident through a multi-disciplinary training program called CDW University. CDWU offers courses for coworkers in all departments - everything from leadership, sales and technical training to interpersonal and professional development skills. FORTUNE magazine's "100 Best Companies to Work For" list is based largely on an employee opinion survey of more than 46,000 randomly selected coworkers from more than 300 companies. Those companies also completed a questionnaire about their people philosophies, practices and policies. Nearly half of the coworkers surveyed also added written comments, which were also considered. About CDW CDW® (Nasdaq: CDWC), ranked No. 381 on the FORTUNE 500, is a leading provider of technology products and services for business, government and education. CDW is a principal source of technology from top name brands such as APC, Apple, Cisco, HP, IBM, Microsoft, Sony, Symantec, Toshiba and ViewSonic. CDW distributes contracts to end users for customized and standardized on-site services supplied directly by providers such as HP Services and Unisys and for training programs provided by firms such as KnowledgeNet and Productivity Point International. CDW was founded in 1984 as a home-based business and today employs approximately 3,700 coworkers. In 2003, the company generated net sales of approximately $4.7 billion. CDW's direct model offers one-on-one relationships with knowledgeable account managers; purchasing by telephone, fax, the company's award-winning CDW.com Web site, customized CDW@work™ extranets, CDWG.com Web site and macwarehouse.com Web site; custom configured solutions and same day shipping; and pre- and post-sales technical support, with more than 100 factory-trained and A+ certified technicians on staff. Additional information can be found by visiting CDW.com.