Royal Mint Court the 1960s little of the original mint remained apart from the Smirke building and gatehouses. The Royal Mint was based at the site until 1967, when it began moving to its current site in Llantrisant, Wales. Minting ceased at Royal Mint Court in 1975. Two new office buildings were constructed on the site in the 1980s. Designed by Sheppard Robson, they were subsequently known as Murray House and Dexter House. This brought the site's total office space to 460,000 square feet. After the Mint vacated the Murray House building on the site it was used as commercial offices by Barclays
Royal Mint to be outsourced to another external agency thereby removing the refining process from the mint's responsibilities. The opportunity to handle in Mint's refinery was taken up by Anthony de Rothschild, a descendant of the Rothschild family and heir to the multinational investment banking company N M Rothschild & Sons. Rothschild secured a lease from the government in January 1852, purchasing equipment and a premise adjacent to the Royal Mint on 19 Royal Mint Street under the name of "Royal Mint Refinery". As Britain's influence as a world power expanded, with colonies being established abroad, a greater need for currency led