She has been Chairperson of the O'Reilly Foundation since its establishment, was invited by family friend Paul Newman to be first Chairperson of the Barrettstown Castle Hole in the Wall Club.
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Although not tax resident in Ireland, one of her main homes is Castlemartin House and Estate near Kilcullen, County Kildare, which includes a horse stud facility and a Charolais cattle breeding operation.
Tony O'Reilly, Chryss Goulandris and family, at Shorecliffe, a complex of buildings centred on an old guesthouse at which O'Reilly used to stay with his first wife and children, later bought out and extended.
Other local historical features include Dun Ailinne, New Abbey and Castlemartin, the home of Kilcullen's most famous residents, media magnate Tony O'Reilly and his wife, horse-breeding shipping heiress Chryss Goulandris.