The background of starting Fjong was frustration with the massive over-consumption of clothes that causes the clothing industry to be the world's second most polluting. Fjong has become very popular within short time, and in 2020 they launched FJONG Everyday – subscription of everyday clothes.

Sigrun has a master degree within finance, from the Norwegian School of Economics (NHH), and a bachelor degree in economics from Humboldt University of Berlin. Before she starter on her own, she worked within corporate finance

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