The Dublin Airport Authority plc (DAA) , Registered Office Dublin Airport, Co. Dublin, Registered Number, 9401 Ireland, Head Office: Dublin Airport, Ireland, is an airport management company with over 3,600 employees and a turnover in excess of €590 million.  Headquartered at Dublin Airport, the DAA's principal activities include airport management, operation and development, domestic and international airport retail management and airport investment.  The company's domestic operations include the running of Dublin, Cork and Shannon airports. 

Under the 2004 State Airports Act, which came into effect in October 2004, the DAA assumed responsibility for all the assets, liabilities and contracts of the former Aer Rianta.

On dates yet to be confirmed, the Cork and Shannon Airport Authorities may have the relevant airport assets vested in them and assume full responsibility for the management, development and operation of Cork and Shannon airports respectively.  In the interim, the board of the DAA has transferred significant day-to-day operational responsibility, under delegated authority, to the boards of the Cork and Shannon Airport Authorities.
The Cork Airport Authority Board took office in Autumn 2004 under the chairmanship of Joe Gantly.