Company Overview - The Story of Kelly | Kelly US

Company overview


William Russell Kelly founded the company in Detroit on October 7, 1946, operating as the Russell Kelly Office Service. He is widely credited with pioneering the modern temporary help industry. The company was renamed Kelly Girl Service in 1957, and it became Kelly Services® in 1966 to reflect the growing services of the company.

In 1968, Kelly Services opened its first international office in Toronto, Ontario, Canada. The company’s first European office opened in 1972 in Paris, France. Today, we offer a full suite of outsourcing, consulting, and staffing solutions—delivered globally from over a 75-year heritage of dynamic talent innovations.

Total sales

Revenue in 2020 was $4.5 billion.

Awards and recognition

Number of staff employees

The company has approximately 1,000 employees at its corporate headquarters in Troy, Michigan and approximately 6,100 employees in its global network.

Number of temporary workers

Kelly provided employment to 370,000 employees in 2020.

Stock market listing

Kelly Services common stock is listed on the Nasdaq Stock Exchange under the ticker symbols KELYA, KELYB.