Founded in 1969, Posidonia is an international maritime exhibition held biennially at the Athens Metropolitan Expo in Athens. As a major hub for the Greek shipping industry and international transport experts, it attracts a wide array of exhibitors and visitors from around the world. The fair provides a comprehensive insight into the latest innovations in boat and shipbuilding, including spare parts, accessories, and maritime services. Organized by Posidonia Exhibitions SA, the fair aims to create a platform for knowledge exchange and business promotion. Posidonia is of great significance to the city of Athens and Greece as a whole, as it strengthens the local economy and highlights the country's international standing in the maritime industry. The main themes of Posidonia include maritime technologies, ship management, the offshore industry, and marine transport services. The fair showcases a broad spectrum of products and services from these areas, attracting exhibitors and visitors from sectors such as naval engineering, maritime equipment, and logistics. The event's program features high-profile conferences, seminars, and technical workshops that discuss current topics, challenges, and opportunities in the industry. Another highlight is the Posidonia Games, which include the Posidonia Cup Sailing Regatta, the Posidonia Golf Tournament, the Posidonia Shipsoccer Tournament, and the Posidonia Running Event. These events promote networking and social interaction as well as the sporting spirit among participants. The Athens Metropolitan Expo, the venue for the fair, is strategically located near Athens Airport, facilitating the arrival of international guests. The location offers modern facilities and excellent infrastructure, significantly contributing to the fair's success. Overall, Posidonia serves as a key event for professionals in the maritime industry, offering a unique opportunity every two years to explore the latest maritime trends and technologies and is an important date in the international trade fair calendar. The Posidonia will take place on 5 days from Monday, 01. June to Friday, 05. June 2026 in Athens.