A sister company Ganger Rolf is guaranteeing the issue, which breaks down into NOK 900m maturing in 2019 and NOK 600m due in 2012.

The company, which has interests ranging from oil production to cruiseships and wind installation vessels, will put the money towards settling its NOK 1bn bond issue maturing in December, as well as other debts.

DNB Markets and Swedbank Norway managed the sale.