Experience unparalleled modern luxury in the highly sought-after Mesa Oaks enclave of Northwest Hills. Nestled beneath a canopy of mature trees on a sprawling 0.35-acre lot, 4014 Greystone Dr is a masterfully reimagined 5-bedroom, 4-full-bath estate. This turnkey showpiece blends sophisticated, high-end design with ultimate peace of mind, boasting a brand-new roof, advanced HVAC systems, complete perimeter drainage, and flawless cosmetic modernization. Step inside to discover a luminous, open-concept floor plan anchored by wide-plank luxury flooring and a spectacular new architectural staircase. The main living area commands attention with newly elevated ceilings, drawing the eye to a striking custom fireplace and media wall. Entertain effortlessly in the formal dining room, complete with bespoke built-in cabinetry, or host intimately in the breakfast room, featuring a custom coffee bar with floating shelves and a beverage fridge. At the heart of the home lies a chef's culinary dream-a completely redesigned kitchen featuring an oversized gathering island, premium countertops, custom pantry cabinetry, and a top-tier Samsung and Bosch appliance suite. The primary suite serves as a true sanctuary, offering a meticulously tailored walk-in closet and a spa-caliber en-suite bath. Designed for modern living, a new full bath was added to the main level, while all existing bathrooms have been beautifully resurrected with designer vanities, modern fixtures, and premium shower enclosures. Outside, your private oasis awaits. A pristine epoxy patio overlooks expansive grounds, revitalized with fresh sod, landscaping, and a new smart irrigation system. Complete with fresh paint inside and out, designer lighting, all-new doors and hardware, and a sleek new garage door, this residence offers flawless luxury. Zoned to top-tier Austin ISD schools and minutes from the city's best amenities, this is Northwest Hills living at its absolute pinnacle.