This exceptional 3,200 sq ft penthouse apartment is situated in a 1930s portered residence in Mayfair, just 100 yards from Hyde Park. The property boasts a unique feature of a 1,950 sq ft south west facing terrace overlooking Hyde Park and the London skyline. Spanning two floors, the penthouse offers a spacious foyer, dine-in kitchen, and elegant dining room on the lower floor, as well as three generously sized double bedrooms with en-suite bathrooms. The upstairs floor features an open plan reception room with dual aspect floor-to-ceiling doors opening onto a generous roof terrace, perfect for entertaining or relaxing. The property also features a gym with sauna and steam room, which could be converted into a fourth bedroom. With two private terraces, a 24-hour porter, and a highly desirable location, this penthouse is a rare find in the heart of Mayfair.