A two-level penthouse maisonette for sale in the area of Glyfada, specifically in Kato Glyfada, with a total area of 100 sq.m., located on the 3rd and 4th floors of a modern newly built residential building (construction year 2026). The property consists of two comfortable bedrooms, one bathroom, one WC, a modern kitchen, and a spacious living room. It also includes one parking space in the underground garage and a storage room. The residence stands out for its modern energy-efficient design and high construction quality. It features autonomous heating with a heat pump and underfloor heating, air conditioning, a solar water heater, and a boiler. The window frames are aluminum with thermal break, while the property offers excellent thermal insulation, sound insulation, and an external thermal facade system. The energy efficiency rating is A+, and the floors are finished with wood. The apartment is bright, dual-aspect, and luxurious, offering comfort and security with features such as an elevator, security door, video intercom system, and alarm system. Additionally, it includes internet connectivity, satellite infrastructure, fiber-optic connection, night electricity tariff, three-phase power supply, and an electric car charger. It is located in a quiet neighborhood, ideal for high-quality living close to the sea and the area’s amenities.