The Municipal Port Fund of Sifnos is a legal public entity based in the Municipality of Sifnos, responsible for the islands of Sifnos and Kimolos.

The Municipal Port Fund of Sifnos provides services of general interest, contributes to commercial, passenger, maritime, tourist and fishing traffic and in general to the sound operation of the ports under its jurisdiction as well as to the economic, social, cultural and touristic growth in general, of the Municipalities of Sifnos and Kimolos, in collaboration with the authorities operating at corresponding port areas.