Set atop one of San Francisco's most prestigious neighborhoods, this extraordinary 26, 260-square-foot Pacific Heights residence offers a rare combination of scale, elegance, and flexibility. Extensively renovated and expanded over multiple years by Butler Armsden Architects, with interiors by Jonathan Rachman, the home blends European-inspired architecture with refined modern luxury. Designed as a true residential compound, the estate offers exceptional flexibility, supporting a variety of living arrangements, live/work functionality, and large-scale entertaining. Spanning five expansive levels with elevator access, the home is centered around a European-style courtyard with fireplace, anchoring formal living and dining rooms, library, gallery, and family room. A chef's kitchen complemented by a full catering kitchen accommodates both intimate gatherings and formal events with ease. Amenities include an indoor basketball court, glass-walled gym, yoga and movement studio, spa bath, massage room, golf simulator, media room, wine lounge, and bar. A private two-bedroom guest apartment with kitchen and patio, multiple guest suites, and an additional private residence allow for independent and flexible use of space. The primary level features four luxurious suites, including a grand primary suite with fireplace, balcony, Golden Gate Bridge views, dual walk-in closets, and dual marble baths. A rooftop retreat with panoramic Golden Gate Bridge, Presidio, and city skyline views includes an outdoor kitchen, hot tub, and fire pit. Additional features include radiant heat throughout, a six car garage with EV charging, and parking for approximately 20 additional vehicles. A rare opportunity to own one of Pacific Heights' most significant private estates.