NEL LINES (Greek: Ναυτιλιακή Εταιρία Λέσβου, Naftiliaki Eteria Lesvou) was established in 1972, as a company of popular base with shareholders the residents of Lesvos island and primary aim the purchase of a liner vessel for the Mitilini-Chios-Piraeus route. Since then, the company has expanded, serving most of the Aegean sea destinations. With passenger-ferry boats NEL LINES also executes itineraries between Piraeus, Chios and Mitilini and connects the islands of Northern Aegean with Thessaloniki, Kavala and Lavrion.