Kelly Services, Inc. (NASDAQ: KELYA, KELYB) is a world leader in workforce management services and human resources solutions headquartered in Troy, Michigan, offering temporary staffing services, outsourcing, vendor on-site and full-time placement to clients on a global basis. Kelly provides employment to nearly 650,000 employees annually, with skills including office services, accounting, engineering, information technology, law, science, marketing, creative services, light industrial, education, and health care. Revenue in 2008 was $5.5 billion.