Daniel Nicholas Thévenon anglicised his name to Daniel Nicols. Within a couple of years he had conceived and established the place on London’s Regent Street he called the Café Royal. Daniel and Celestine had a son-in-law and it was he who took the family business to new heights. By the end of the century the Café Royal was renowned as a truly remarkable and original establishment with what was considered at one point to have the greatest wine cellar in the world.