His music for the television series Borgen has also won the 2011 FIPA prize.
After stints as a session bass player in many different rock bands in the 1980s and early 1990s, followed by a degree from the Academy of Music in Copenhagen, Halfdan E collaborated with Danish poet Dan Turèll on the crossover project "Pas På Pengene", resulting in two CD recordings, which both won Danish Grammy awards.
[3] He continued to compose for film and television, working with film directors such as Per Fly and Hans Petter Moland, and to work as a pop and rock producer.
He wrote the score for Per Fly's TV-series Forestillinger.
[4][5] In 2012, he composed a new four-tone notification sound for the Banedanmark Danish state railway, replacing the three-tone sound composed by Niels Viggo Bentzon and used since the early 1980s.