Philadelphia, Pa. (March 27, 2003) – CDI Corp. (NYSE: CDI) will report its earnings for the first quarter of 2003 on Wednesday, April 23, 2003, prior to the opening of the market. Management will hold a conference call at 11 a.m. Eastern Time on April 23 to discuss the company’s results. The call can be accessed via the internet live at www.cdicorp.com. A replay will be available for 30 days. CDI Corp. (NYSE: CDI) helps clients in targeted vertical markets improve their profitability and efficiency by providing engineering and information technology outsourcing, professional services and specialty staffing, allowing them to focus on their core competencies. With more than 50 years of experience and an extensive network of offices, technical professionals and recruiters, Subsidiaries include Todays Staffing and Management Recruiters International, the world’s largest executive search and recruitment organization. Visit CDI on the web at www.cdicorp.com. For more information, contact: Barbara Leary Jay G. Stuart Vice President, Corporate Chief Financial Officer Communications Officer (215) 636-1133 (215) 636-1141Company Information