Beautifully Renovated 3 Bedroom Penthouse with Terrace & Open South Views in Full Service Co-op. Welcome to Penthouse A, a meticulously renovated southeast corner duplex with a spacious south-facing terrace wrapping the top floor, designed by acclaimed interior architecture firm, D'Aquino Monaco. Located on the top two floors of a distinguished full service prewar co-op, this sunny home is one block from Central Park and combines exceptional craftsmanship, abundant light, and modern conveniences such as central air, a top-of-the-line kitchen, luxurious baths and private outdoor space in one of Manhattan's most coveted Upper East Side neighborhoods. Arrive to a gracious entry gallery, showcasing the striking steel-and-glass curved staircase, a sculptural centerpiece connecting the two levels. Flooded with southern light, the entertaining spaces include an immense 27’ living room with 4 large south-facing windows, anchored by a striking stone accent wall that encompasses the wood-burning fireplace, and a beautifully appointed chic kitchen with north and east exposures. Highlights include a large island providing extra counter space & seating for 4, custom cabinetry, stone countertops, integrated premium appliances including a Thermador refrigerator & full-height wine refrigerator, vented Thermador five burner gas range, double Wolf ovens plus Miele convection/microwave, Miele dishwasher and generous pantry space. A substantial windowed dining area is conveniently situated in this area. The main floor also houses two well proportioned, sunny bedrooms, two baths, (one is windowed with a deep soaking tub and the other has a walk-in shower), and a generously sized east-facing guest room/office with washer/dryer hookup. (Apt trades with its own laundry room with storage). The exceptionally private south-facing primary suite and den occupy the top floor (10th floor) and both provide access to the wrap terrace. The primary has a large outfitted dressing room, with attractive leather doors, a windowed office area and ensuite marble bath with double sinks, radiant heated floors and walk-in shower. The adjoining den has a marble fireplace and is the perfect spot to read or watch a movie. The terrace serves as a natural extension of the upper level creating an ideal setting for dining al fresco and entertaining, or enjoying your quiet retreat. Every detail of this elegant home reflects an uncompromising contemporary renovation, from custom millwork and integrated built-ins to upgraded mechanical systems, hardwood floors, and exceptional storage throughout. The result is a turnkey residence of remarkable quality and refinement. Built in 1924, 53 East 66th Street offers the timeless character of Upper East Side prewar architecture alongside the conveniences of a 24-hour doorman, live-in resident manager, daytime porter and a fitness room. Pets welcome & 50% financing permitted.