De La Rue 1968, but this was rejected by the Monopolies commission as being against the public interest. In 1991 the company's name was changed again – this time to "De La Rue plc". In 1965 De La Rue established a joint venture with the Italian printer and inventor Gualtiero Giori called De La Rue Giori. Based in Switzerland, the company specialized in building banknote printing equipment. The company printed banknotes for the Central Bank of Iran during the 1960s. In 1995, the company acquired Portals Limited which had been listed on the London stock market since 1904. For almost 300 years Portals
Thomas de la Rue By 1837 his wife, his two sons William Frederick and Warren De la Rue and his eldest daughter were involved in the business. In 1855 Thomas was made a Chevalier of the Légion d'honneur. In 1858, he retired from De La Rue, handing over the management of the business to his sons. Thomas de la Rue died in London in 1866. He married Jane Warren (17 June 1789 – 22 September 1858) on 21 March 1816. He had six daughters and two sons: Mary, Elizabeth, Georgiana, Louisa, Jane, Warren and William. The Guernsey Post Office has issued two sets of