Welcome to 403 Willis Dr, where luxury is defined by thoughtful design, exceptional craftsmanship & spaces that are as functional as they are beautiful. Offering over 5,200 SF of impeccably finished living space, this custom-built residence is nestled among Oakville's finest estates, just minutes from the waterfront, blending smart home innovation w/ everyday comfort. A distinguished interior showcases hardwood floors, soaring ceilings & oversized windows that flood the home w/ natural light. Designed for effortless entertaining & comfortable living, the main level offers a formal living room, elegant dining room & inviting family room anchored by a gas fireplace. The gourmet kitchen is the heart of the home, featuring quartz countertops, premium Wolf appliances, a large centre island, W/I servery & bright breakfast area w/ seamless access to the covered outdoor living space. Above, a skylight brightens the upper level. Four spacious bedrooms include a luxurious primary retreat w/ W/I closet & spa-inspired 5-pc ensuite, while a second bedroom enjoys its own ensuite & the remaining bedrooms share a beautifully appointed bath. Below, the finished lower level offers exceptional flexibility w/ expansive rec space, 5th bedroom, full bath & dedicated office/flex room-perfect for multi-generational living, home theatre, gym, games lounge or private guest retreat. Step outside to a private backyard designed to extend your living space, featuring a covered patio for alfresco dining, summer entertaining or quiet evenings overlooking the landscaped grounds. Additional highlights include Russound whole-home audio, Hunter Wi-Fi irrigation (4 zones), YoLink leak detection, Ring alarm compatibility, smart locks, garage door openers/remotes & more! Ideally located minutes to Downtown Oakville, Lake Ontario, Bronte Harbour, Coronation Park, Glen Abbey Golf Club, reputable schools, boutique shopping, fine dining, Oakville GO, Hwys 403, QEW & 407.