Located in Montagnola, in the prestigious Collina d'Oro, in a quiet and sunny residential area is this luxurious duplex maisonette, whose interior design was designed by internationally renowned American architect Jim Olson. The west orientation offers spectacular views of Lake Lugano, the surrounding mountains and sunsets. TASIS is in close proximity while Lugano is only a 10-minute drive away. The maisonette is part of an exclusive residence built in 2013 of only 4 units, ensuring absolute privacy. It is in perfect condition offering approximately 420 sqm living on two levels. The spaces are very spacious, elegant and bright. The materials are luxurious and precious as well as the high standing finishing. The house also has two large terraces one with swimming pool, two beautiful landscape gardens, a separate 2 rooms - dependance (approximately 40 sqm), two indoor parking places, laundry with large storage area and two storage rooms. The property is equipped with home automation, independent air conditioning in every room, alarm with video surveillance compatible with Iphone and Android systems, Sonos sound system, automatic irrigation system and closets throughout the house. The duplex is divided as follows: entrance floor: entrance hall, guest dressing room, guest bathroom, office, large living room with fireplace (bioethanol), dining area and exit to the terrace (partially covered) with a rooftop swimming pool, a shower and a fireplace (bio-ethanol), further output on side yard; spacious kitchen with breakfast bar, SubZero/Wolf appliances, 2 wine refrigerators and exit to the garden Upper floor: master bedroom with large dressing room, spacious en-suite bathroom (shower and bath), fireplace (bioethanol) and covered terrace; 2 bedrooms, a bathroom, guest bedroom with dressing room and en-suite bathroom, large room (currently used as a playroom). A small separately accessible 2 room apartment. Also available fully furnished. A Design property with attention to detail, also ideal for families.