Welcome to 39 Derwyn Road, a truly bespoke luxury residence where sophisticated architecture, premium finishes, advanced technology, exceptional functionality, and uncompromising craftsmanship come together in an extraordinary custom-built home. Built by a premier Tarion-registered builder as his own personal home, this spectacular property offers approximately 4,000 sq. ft. of thoughtfully designed living space, including a legal two-bedroom basement suite. A stunning foyer welcomes you with large-format white porcelain tile and heated flooring extending throughout the main level. The exquisite Scavolini Italian kitchen features quartz countertops and backsplash, complemented by built-in JennAir appliances, including panelled refrigerator and freezer. The open-concept dining and family rooms showcase custom tray ceilings, LED lighting, built-in speakers, and expansive sliding doors leading to a premium composite deck with frameless glass railings. Exceptional details include aluminum-clad windows and doors, 8-ft solid wood interior doors, poplar trim, multi-zone radiant in-floor heating, automated blinds, and a centralized app-controlled Sonos whole-home audio system with Paradigm CI Pro speakers. Cat6 wiring, in-ceiling Wi-Fi boosters, and automation-ready infrastructure complete the home's smart-living experience. An impressive open-riser staircase with glass railings and LED lighting rises beneath multiple skylights. The primary retreat features a French balcony, custom walk-in closet, additional full-wall storage, and a spa-inspired ensuite with Scavolini vanity, oversized glass shower, and soaker tub. The second bedroom offers a private ensuite and floor-to-ceiling windows, while the third features a private balcony. The lower level offers heated polished concrete floors and a legal two-bedroom apartment with separate kitchen, laundry, full bath, oversized windows, and walkout to the private fenced backyard and interlocked patio.