Companies which take part are Aer Rianta, AIB Bank, Amway (UK) Limited, Analog Devices, An Garda Siochana, Ballymore Properties Ltd, Bank of Ireland, CERT, Office of the Director of Consumer Affairs, Dairygold Food Products, EBS Building Society, Eircell, Environmental Protection Agency (EPA), ESB, Forbairt, Henry Ford & Son Ltd, Guinness Ireland Group, Iarnrod Eireann, Irish Sugar plc, IAWS Group plc, National Rehabilitation Board, National Treasury Management Agency, The Sheridan Group and Ogden Entertainment, Primark Penneys Stores, RTE, Ryan Hotels plc, Smithkline Beecham Consumer Healthcare, Telecom Eireann, TnaG, TSB Bank, United Beverages Sales Limited, Waterford Crystal Limited.