Perched atop Marylebone Square, this exceptional penthouse offers an unparalleled blend of heritage and contemporary luxury. Spanning 1,835 sq. ft., this meticulously designed three-bedroom, three-bathroom residence boasts an open-plan design with floor-to-ceiling windows and sliding glass doors, creating an airy and inviting ambiance. The heart of the residence is a breathtaking central atrium, replacing conventional hallways with a luminous indoor garden beneath a striking glass ceiling. With a private balcony connecting every room, this penthouse offers seamless indoor-outdoor living and floods the space with natural light. Located in the vibrant heart of Marylebone, residents enjoy a 24-hour concierge service, world-class shopping, fine dining, and access to beautiful green spaces, making this an extraordinary opportunity to own a piece of London's architectural heritage in one of its most sought-after neighborhoods.