 According to the agreement, the joint venture will operate the 14 airports (including Kefallinia International Airport) for 40 years as of April 2017.The new operator is planning a major upgrade of the airport's facilities, including the construction of a new terminal building to replace the outdated existing one, by 2021.Upgrades will include new check-in desks and security lanes, larger airside space with more shops, new carousels for arrivals and extra car-hire companies.