CDI Corporation is a multinational company providing engineering, information technology and staffing services to clients in a range of industries including energy, chemical, aerospace, defense, transportation and financial services. The company employs 800 staffers and approximately 9,000 billable employees, and is headquartered in Philadelphia, PA.
CDI Corporation was founded in Philadelphia in 1950 as Comprehensive Designers, Inc. The company provided temporary technical services to manufacturing industries, including servicing the growing automotive and defense industries. In 1956, Walter R. Garrison, an engineer with Boeing, joined the company as its Chief Engineer. In 1961, Garrison and two colleagues bought the company, and Garrison became CEO.
In 1972, the company diversified into the field of job placement by buying Management Recruiters International, a firm that focused on providing permanent management talent for clients.
In 1973, Comprehensive Designers, Inc. changed their name to CDI Corporation.