For sale is a newly built 100 sq.m. maisonette on the 5th and 6th floor, located in a quiet yet fully serviced neighborhood in Kallithea. The property is under construction, with delivery scheduled for September 2026, and represents an excellent opportunity both for residential use and for investment. The maisonette also includes an underground parking space. Construction will be completed in 2025, following high energy-efficiency standards. It is equipped with autonomous heating via a heat pump, full thermal insulation, and aluminum thermal-break window frames with double energy-efficient glazing, ensuring an A+ energy certificate. The floors are finished with high-quality tiles, while the entire residence benefits from abundant natural light, excellent ventilation, and sunshine thanks to its northeast orientation and dual-aspect layout. The location offers immediate access to Metro, Tram, and Electric Railway, as well as buses, parks, schools, childcare facilities, squares, churches, open-air markets, supermarkets, shopping centers, the city center, restaurants, entertainment venues, the beach, the sea, the port, museums, universities, and the commercial market of Kallithea. It is a peaceful neighborhood that remains vibrant and highly functional. The maisonette also features insect screens, a storage room, a security door, electric shutters, high-speed internet access, a spacious balcony, and is pet-friendly. Overall, it represents a modern, comfortable, and high-quality housing proposal within the urban landscape of Kallithea. For immediate and personalized assistance, contact Axon Real Estate today at 2109229058 or at info@axon.com.gr. Our experienced team responds quickly and efficiently, offering solutions tailored to your needs and guiding you through every step of your search until you find your ideal home. A dedicated agent is always available for an immediate appointment and responsible updates, ensuring you enjoy a truly superior real estate buying experience. Axon Real Estate, contact phone: 2109229058, email: info@axon.com.gr, website: www.axonrealestate.gr