Rederi AB Älvtank is located on Donsö and owned by the brothers Johannes and Sven Jakobsson and their brother in law Per-Arne Nilsson. Rederi AB Älvtank has a long tradition of this special type of coastal tanker shipping and it has been operated from generation to generation. 1999 was a new office built close to Donsö harbour The company has about 40 employees at sea and 4 at the office. Today, Rederi AB Älvtank has two tankers in service.