STEF engages in the provision of temperature-controlled road transport and logistics, as well as maritime transport. The company operates through three segments: STEF France, STEF International, Maritime, and Others. The STEF France provides transport, logistics, and packaging services in France. The STEF International segment focuses on international activities in Italy, Spain, Portugal, Belgium, the Netherlands, Switzerland, and the United Kingdom. The Maritime segment provides connections between the mainland and Corsico under a public service concession and opened a route between Marseille and Tangier. The Others segment includes sales of goods for out-of-home food service. The company was founded in 1920 and is headquartered in Paris, France.