For sale on the Pendeli Observatory Hill, this beautiful 465-m2 architect-designed house in excellent condition, combining comfortable living spaces with a spacious ground-floor workspace. Built in 2004 with modern aesthetic and high-quality materials, it has been regularly maintained and boasts an energy performance certificate (B). It offers panoramic views of the surrounding hills, a landscaped garden of approximately 400-m2, a swimming pool, an elevator, a garage, a 100 -m2 office, and cellars. The house is located in a quiet residential area, 650 meters from Penteli’s shops, a 10-minute drive from Plakentias metro station, and close to international schools (12 minutes to the French school). It is spread over four levels, all accessible by elevator. The 125-m2 basement includes parking cars, a boiler room, and three cellars. The upper level (semi-basement) houses a 20-m² windowless room, ideal for a home cinema, a WC, and 100-m² of bright office space with direct street access. The raised ground floor (110-m²) features a large, naturally light-filled living area thanks to its wide openings onto a terrace with stunning views. The living room has solid wood flooring and a fireplace. There is also a WC and a separate, pleasant, and functional kitchen. It is equipped with a Corian countertop, integrated appliances, and opens onto the garden. On the first floor, there are three bedrooms, each with its own en-suite bathroom, including the master bedroom with a dressing room, a smaller bedroom, and a large studio apartment with a bathroom and a 20-m² mezzanine. This studio apartment, connected to the main house, also has its own separate entrance. The landscaped garden of approximately 400-m2, with automatic watering, a swimming pool and a 15-m2 auxiliary area with a shower and storage space.