Brand-New, Custom Built Elegant mansion in the blooming City of Markham, and Exceptional architecture and timeless design define this magnificent custom estate residence in the prestigious Cachet Estates of Markham. Situated on exclusive Cachet Country Club land, this palatial home offers over 12,000 sq. ft. of luxurious living space with unparalleled privacy, craftsmanship, and sophistication. A grand natural stone exterior, circular driveway, soaring 11-ft ceilings on the main floor, and an impressive 22-ft front foyer create a breathtaking first impression. The chef-inspired gourmet kitchen features top-of-the-line Thermador appliances, custom cabinetry, a large centre island, and a spacious breakfast area overlooking the beautifully landscaped backyard oasis. Designed for both elegant entertaining and comfortable family living, the home showcases a stunning family room with custom wall units and fireplace, a private main-floor office, all ensuite bedrooms, and exceptional finishes throughout. The upper level offers a luxurious primary retreat complete with fireplace, spa-inspired 7-piece ensuite, and custom-designed walk-in closets. The fully finished walk-up basement provides additional living space featuring a wine cellar, exercise room, home theatre, sauna, and private elevator access. Radiant heated bathroom floors add an extra level of comfort and luxury. Enjoy outdoor living in the professionally landscaped backyard oasis, complete with a built-in BBQ station and expansive terrace ideal for entertaining and al fresco dining. Perfectly located in Cachet Estates, close to prestigious schools, championship golf courses, fine dining, shopping, and major transportation routes. A rare opportunity to own a truly exceptional estate home in one of Markham's most sought-after communities. The City-approved permit for a swimming pool is already in place, presenting a rare opportunity to transform the backyard into a spectacular private resort-style oasis.