Hansen held positions as senior scientist and director of intellectual property management at Novo Nordisk 1992-1999, and was a member of Enzyme Research Management [REF].
Since 2001, Hansen has co-founded and/or been a board member of numerous privately held and listed biotechnology companies including Osteologix,[REF][REF] Nuevolution,[REF][REF] Curalogic,[REF] Forward Pharma,[REF] Rose Pharma,[REF] Poalis,[REF] Aditech Pharma, Veloxis Pharmaceuticals,[REF] H Pharmaceuticals, and Isar Pharma [REF].