Floating above the streets of Soho and Fitzrovia, hidden from view but with the most spectacular views of the West End, is a penthouse, in fact two penthouses that were fused together to create a home for an American couple and their art collection, as well as pit stop for their extensive family.

There could not be a more ideal brief but the main challenge is not apparent by looking at the photos. Tearing the walls down in a brand-new flat is more difficult than can be imagined, as those walls hide all the complexities of modern-day building, but those walls had to come down to achieve the layouts we wanted. Such technical work took determination and detailed overseeing with the various