CDI Corp. (CDI) and its subsidiaries operate engineering and technology businesses, in select industries primarily in the United States, Canada and the United Kingdom. The Company provides engineering and information technology (IT) solutions and staffing services to customers in the Oil, Gas and Chemical (OGC), Aerospace and Industrial Equipment (AIE), and Hi-Tech industry verticals as well as in other industry verticals that include the infrastructure, United States defense, and transportation industries. The Company operates in three segments: Global Engineering and Technology Solutions (GETS), Professional Staffing Services (PSS) and Management Recruiters International, Inc. (MRI). GETS provides engineering and IT solutions for its customers. PSS provides skilled technical and professional personnel to its customers. MRI is a franchisor that provides the use of its trademarks, business systems, and training and support services to its franchisees.