Welcome to 371 Willis Drive, an extraordinary custom-built estate by award-winning architect Keeren Design, ideally located in West Oakville. Inspired by classic French chateau architecture, this home features a timeless white stone exterior, elegant black-framed windows and meticulously landscaped grounds. Spanning 7,500+ SF across three levels, it offers 4+3 bedrooms and 7 bathrooms, each crafted with exceptional detail. The main level features an open-concept layout with 10-ft ceilings and premium finishes. The chef's kitchen is a masterpiece with an oversized island, GEOLUXE porcelain countertops and backsplash, and Thermador built-in appliances including a 6-burner cooktop & 72" refrigerator. It flows seamlessly into the great room, where 20-foot ceilings, a linear gas fireplace, custom built-ins & expansive floor-to-ceiling windows create a grand and inviting atmosphere. A formal dining room, living room, bar, home office, powder room & mudroom complete this level. An oak staircase with glass railings leads to the upper floor, home to a primary suite with a custom walk-in closet & spa-inspired ensuite featuring radiant heated floors, freestanding tub, dual vanities & double rainfall shower. Additional bedrooms each have walk-in closets & private ensuites. The finished lower level adds 3 bedrooms, a full bathroom, modern kitchen, recreation area, media room & office. Elegant design elements are found throughout, including tray ceilings with LED lighting, large aluminum curtain wall skylights, built-in speakers & wide-plank oak flooring. Outdoors, enjoy a private backyard oasis with a covered concrete patio, koi pond, Hydropool swim spa & lush gardens. The front offers a heated granite driveway on reinforced concrete for up to 8 cars, leading to a 3-car garage with concrete flooring. Located near Appleby College, top schools, parks, Lake Ontario & major highways, this residence epitomizes modern luxury living in one of Oakville's most prestigious neighborhoods. All existing window coverings, light fixtures, main floor Thermador kitchen appliances including 6-burner plus griddle countertop range, built-in 72" fridge, built-in oven, built-in microwave, built-in dishwasher, basement kitchen appliances including built-in induction cooktop, fridge, built-in microwave, dishwasher, built-in bar fridge, Samsung washer and dryer, three linear gas fireplaces and related equipment, Hydropool swim spa and related equipment, geothermal heated koi pond with a wetland filtration system, built-in speaker system, security system, Control4 home automation system, driveway snow melt system, central vacuum system, automatic garage door opener and remote(s), ground water irrigation system, heated flooring system in all washrooms and basement, 2 AC units, 2 furnace units and tankless water heater.