Perfectly positioned on a coveted Upper East Side block, this expansive, 6,002 sq.ft. corner duplex has been meticulously designed with an eye toward the finest fixtures, finishes and contemporary conveniences. Quiet and flooded with natural light, this five bedroom, five bathroom home represents the careful separation of grand entertaining spaces and serene private quarters. Entering from a private, keyed elevator, the custom-designed Maretti staircase sets the focal point for this stunning home. The expansive, corner great room boasts a full-length floating Planika fireplace and ample space for a living and dining arrangement. The windowed, custom Bulthaup chef’s kitchen features a suite of top of the line appliances by Wolf, Sub-Zero and Miele and a generous marble island with ample storage. The luxurious primary suite sits on the north side of the home, in an entire wing of its own. Crowned by another custom Planika fireplace, it boasts a massive dressing room with its own powder room and a walk-in closet. The spa-worthy ensuite bathroom features an infrared sauna, Hansgrohe steam shower, separate oversized soaking tub, and heated stone floors. The fourth floor features four bedrooms with en-suite full bathrooms, large closets and gorgeous Madison Avenue views. A spacious home theater with wet bar and a state of the art entertainment system and a corner home office round out the top floor of this exceptional home. Situated on a prime, tree-lined block next to Central Park, 21 East 96th Street is a white-glove condominium with amenities that include a full-time doorman and concierge, bicycle storage, storage lockers, and a fitness center. Storage unit is included in sale.