Ryanair Holdings Plc engages in the provision of low fares airline-related services. The company is headquartered in Dublin, Dublin. The company went IPO on 2007-02-26. The firm operates through its subsidiaries, Buzz (Ryanair Sun S.A.), Lauda Europe Limited, Malta Air Limited, Ryanair DAC and Ryanair U.K. Limited. The company has a fleet of approximately 483 Boeing 737 aircraft, which is operated by Buzz, Malta Air, Ryanair DAC and Ryanair U.K. The fleet includes 73 Boeing 737-8200 aircraft, each having 197 seats, and Boeing 737-800 aircraft, each having 189 seats. The company has a fleet of 29 leased Airbus A320 aircraft. These aircrafts are operated by Lauda and have 180 seats. The company provides various ancillary services and engages in other activities connected with its core air passenger service, including non-flight scheduled services, Internet-related services and the in-flight sale of beverages, food, duty-free and merchandise. The firm provides its own aircraft and passenger handling and ticketing services at Dublin Airport. Third parties provide these services to Ryanair at other airports it serves.