ISS A/S engages in the provision of facility services. It operates through the following geographical segments: Northern Europe, Central and Southern Europe, Asia and Pacific, Americas, and Other Countries. It serves information technology, manufacturing, public administration, healthcare, transportation and infrastructure, retail and wholesale, energy and resources, hotels, leisure and entertainment, food and beverage, and pharmaceutical sectors. The company was founded in 1901 and is headquartered in Søborg, Denmark.