Royal Mail Plc engages in the provision of postal and delivery services. It operates through the following segments: Royal Mail and General Logistics Systems (GLS). The Royal Mail segment collects, sorts and delivers letters and parcels across the UK. The GLS segment operates in continental Europe and the Republic of Ireland and has a ground-based deferred parcel delivery network in Europe. The company was founded in 1516 and is headquartered in London, the United Kingdom.