Aer Rianta International cpt (ARI) is an airport and retail holding and management company, registered in Dublin and with its head office on the grounds of Shannon Airport in Shannon, County Clare. Aer Rianta is a subsidiary of Ireland's state-owned Dublin Airport Authority.
The company was established in 1988 as part of Aer Rianta (now Dublin Airport Authority). The airport division holds a 20% stake in Düsseldorf International Airport. It also formerly held stakes in Birmingham Airport (sold off in September 2007) and Hamburg Airport (sold off in 2006). The airport retail division also operate the duty-free shops in Sheremetyevo Airport in Moscow, as well as at other Commonwealth of Independent States, Middle East and also in North America.
In March 2007, Aer Rianta International and Barbados-based Caribbean Airways announced a new joint venture retail business named CaribbeanAri Inc. The venture is to be debuted in Barbados' Grantley Adams International Airport. The business will feature a Runway brand of luggage, cosmetics, clothing, chocolates, liquor and tobacco stores.