Career
Frederiksen moved from Denmark to Norway after the 1996 Summer Olympics in Atlanta. He found better success at the International Coach Federation Canoe Sprint World Championships with eight medals. This includes six golds (C-2 1000 m: 1989, 1993.
C-2 10000 m: 1987, 1989, 1990, 1993), one silver (C-2 500 m: 1993), and one bronze (C-2 10000 m: 1986).