Adecco S.A. is a Swiss
multinational human resource consulting company based in
Glattbrugg,
Switzerland. Adecco Group is the world's largest provider of HR solutions. With more than 31,000 FTE employees and a network of around 5,100 branches, in over 60 countries and territories around the world, it offers a wide variety of services, connecting around 700,000 associates with well over the clients every day. The company was formed in 1996 as a result of the
merger of the
French company Ecco and the
Swiss company Adia Interim.