Introducing the Most Exclusive Silverthorne Estate in Simi Valley's Northern Foothills, where artistic beauty and masterful engineering create a breathtaking oasis. This stunning mansion blends modern sophistication with timeless elegance. Upon entering, you're greeted by a meticulously designed space, showcasing a ground floor bedroom and full bath, ideal for guests or as an office. The formal living room dazzles with cathedral ceilings and custom roller shades, leading to a dining room with bespoke lighting and plantation shutters. The gourmet kitchen is a culinary dream, featuring custom cabinetry, granite countertops, and high-end stainless steel appliances, including a 5-burner cooktop and double oven. A large center island and breakfast nook with serene backyard views make for a perfect morning spot. The family room, with its cozy fireplace and built-in media space, invites relaxation. A convenient laundry room adds practicality with ample cabinetry. Upstairs, three bedrooms offer comfort and versatility, with the master suite providing a luxurious retreat, complete with engineered wood flooring, dual walk-in closets, and a spa-like bath. The newly remodeled outdoor pool and spa, set against hillside views, offer an entertainer’s dream, alongside a gazebo and synthetic grass for maintenance-free elegance. The home includes a spacious 3-car tandem garage. Located in the sought-after Silverthorne Development, this home is a testament to luxury and a rare opportunity to own in Simi Valley. Your exclusive lifestyle awaits.