[1] Knagenhielm was born near Vågsneset in the parish of Aure in Møre og Romsdal, Norway.
Along with Bergen merchant Jørgen Thormøhlen, he became involved with the lucrative trade in Finnmark and northern Russia.
In 1710 he also bought the farms at Kaupanger and Stedje parish in Sogndal and Losnegard on the island of Losna.
He died in 1737 and was buried at St Mary's Church in Bergen.
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