Welcome to Your Simi Valley magnificent mansion with oversized newly built sparkling pool/spa, an entertainer's dream, on a Sprawling 1/2 Acre Lot! Tucked away on a peaceful cul-de-sac in one of Simi Valley’s most desirable neighborhoods, this custom-built estate blends timeless design with extensive modern upgrades. Constructed with steel beam framing for enhanced earthquake resistance, the home features soaring 18-foot cathedral ceilings, solid hardwood flooring, and elegant architectural details throughout. Recent enhancements and meticulous upgrades elevate both function and style. The entire house and garage have been freshly painted. A brand-new dishwasher, oven, microwave, washer, and dryer have been installed. The kitchen now includes additional shelving inside the cabinets and a new refrigerator and wine fridge in the bar area. The library boasts new carpeting, while the second master suite features beautiful solid wood flooring. The first-floor bedroom also has new flooring, and the garage has been upgraded with a sleek epoxy floor. The fourth bathroom has been completely renovated with luxurious Italian marble on the walls and floor, along with modern appliances and fixtures. The chef’s kitchen is a standout, equipped with quartz countertops, Sub-Zero and Viking appliances, a spacious Center island, and abundant storage. The living room impresses with a custom firepit and opens to a formal bar, perfect for entertaining guests. Additional living spaces include a loft-style library, a flexible den or home office, and an expansive game room with its own bathroom. The luxurious primary suite offers a serene retreat with a stone fireplace, loft area, dual walk-in closets, and a spa-style bathroom. Did I mention wet and dry sauna inside your own bathroom? Step outside to a resort-like backyard complete with a large deck, covered patio, newly installed barbeque island and plenty of room to relax or host gatherings. Additional features include a fully owned solar system, a three-zone A/C system, a large laundry room, and a spacious three-car garage. Just minutes from top-rated schools, premier dining, and shopping, this one-of-a-kind home offers privacy, comfort, and luxury in one of the most sought-after areas of Simi Valley. Don't miss the opportunity to make this exceptional property your own!