Located in the heart of Kallithea, next to Syggrou Avenue, this brand-new luxury maisonette of 140.5 sq.m. is available for rent / sale. Built in 2025, the property occupies the 6th and 7th floors of a modern residential building and offers stunning open views of the sea and the Acropolis. The residence stands out for its contemporary design, high-end aesthetics, and bright, spacious interiors. It features 4 bedrooms, 2 bathrooms, a generous living room, and an open-plan kitchen, perfectly designed for comfortable and modern living. With an A+ energy efficiency rating, the property ensures low energy consumption and maximum performance. It is equipped with LG heat pump fan coil systems for heating and cooling, a solar water heater, external thermal insulation, and energy-efficient aluminum frames with four-season quadruple-glazed windows. The maisonette offers a premium level of comfort and security, including a reinforced security door with sound insulation, heavy-duty electric shutters, insect screens, fire detection system, and a modern video intercom with touchscreen and Wi-Fi capability. There is also pre-installation for an alarm system, electric awnings, and natural gas connection. Additional features include an inverter elevator with low energy consumption, a pilotis parking space, and a small underground storage room. Elegant finishing touches such as sliding wardrobes and Grohe wall-hung sanitary ware further enhance the property’s modern character and functionality. Ideally located with direct access to central Athens, the property is close to shops, public transportation, and major roads, making it an excellent choice for both families and professionals.