Katjam has seen 28 bands.

Band Concerts Seen
  5 Seconds of Summer 2 concerts
  Hinds 2 concerts
  K3 2 concerts
  Snollebollekes 2 concerts
  Andre Hazes Jr 1 concert
  Anne-Marie 1 concert
  Beyoncé 1 concert
  Bizzey 1 concert
  Boef 1 concert
  De Jeugd Van Tegenwoordig 1 concert
  Ed Sheeran 1 concert
  Electric Light Orchestra (ELO) 1 concert
  Famke Louise 1 concert
  Frenna 1 concert
  Harry Styles 1 concert
  John de Bever 1 concert
  Justin Bieber 1 concert
  Kris Kross Amsterdam 1 concert
  Lil' Kleine 1 concert
  Maan 1 concert
  Måneskin 1 concert
  Marco Borsato 1 concert
  Rapper Sjors 1 concert
  Shawn Mendes 1 concert
  Snelle 1 concert