 After distinguished military service, he became a merchant banker overseas including in Hong Kong and Shanghai.In 1989, he inherited one of his Spanish 's marquessates, that of Valero de Urría; a relation of his is Esther Koplowitz, "now" 8th Marquesa de Casa Peñalver.On 24 August 1957 at Saigon, Vietnam, he married Noirine Mary Bowen (died 20 January 1997), daughter of James Bowen, of Bowen's Cross, County Cork; they had two children