Career
He was born in Bremen. The son of Wolter Krefting and Anna Winckel. He co-founded Det Norske Jernkompani in Copenhagen in 1618.
From 1624 he was running several ironworks in Norway, including Bærums jernverk.
He died in Øvre Eiker in 1651.
He was born in Bremen. The son of Wolter Krefting and Anna Winckel. He co-founded Det Norske Jernkompani in Copenhagen in 1618.
From 1624 he was running several ironworks in Norway, including Bærums jernverk.
He died in Øvre Eiker in 1651.