3XN3XN is a Danish architectural practice with head office in Copenhagen. The company was founded in Århus in 1986 as Nielsen, Nielsen & Nielsen (later 3 X Nielsen) by Kim Herforth Nielsen, Lars Frank Nielsen og Hans Peter Svendler Nielsen.


  • Key architects:
    • Kim Herforth Nielsen
    • Bo Boje Larsen
    • Jan Ammundsen
  • Location: Copenhagen
  • Founded: 1986

Ongoing Projects

Recent Projects

Notable 3XN Projects Galleries

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