NB this is the correct address despite the actual marina being located 100 km south of Oslo. Yachting centre E of Tonsberg. Wintering possible in water at Sjosenteret Vallo or ashore at Vallo Marina/Vallo Batforening. Vallo Marina is one of the biggest marinas in the Oslofjord, with large storage area on land. One of the few boat yards that allow winter storage ashore with the mast up. Engine and fibreglass repairs are undertaken. Volvo Penta dealer. Sailmaker at Sjosenteret Vallo.