Marine Sifredi is located respectively in the north and south of the Port of Carloforte and offers 450 berths divided into 3 tourist docks:

• Marina Mamma Mahon (perfect for sailing and motor yacht up to 60 meters)
• Marina Dei Fenicotteri is located south of Port of Carloforte.
• Darsena Dei Pescatori is a little harbour in the north part of the port.

Services includes water, power, mooring assistance, WiFi, laundry, shower & toilets, 24 hr security, camping gaz, bikes, mechanical electrician and installation engineer, diver, boat rental, information office and ship chandler.

The marina also runs a boatyard with a 50 ton travelift and 90 ton crane. Services include storage, haulage and launch, polishing and teak maintenance, dinghy repair, fiberglass hull repair, check and replacement rudder and centerboard and disassembly and check of the mast.

Other services available few minutes away from the marina are petrol station (Porto Pescatori), atm, market (delivery in Marina), bars and restaurants, cinema, pharmacy and medical guard, hotel, diving center, sailing school and rental car with driver for all the cities in Sardinia.