Construction of luxurious maisonettes-apartments for sale from KNP.gr. The "KNP Kostakos Mansion" complex consists of the buildings Lydia, Phaedra, Daphne & Elona on a 3600sqm plot that includes a neoclassical mansion at the centre of Leonidio (next to the high school). All properties are constructed with very modern standards & high quality materials. They combine comfort with architectural taste and are harmonious with the environment.