There are the FIRST Pro Center, in Germany and Austria

  • ITC Training College
  • Diving tower Seiresberg
  • Special Dive Michael Koch
  • Sharktime-Peter Regenhart
  • Stuffis boat rental
  • Diving.com CRES Mario Hofer
  • Diving Center Vienna Hans Teibtner
  • Ernest Turnschekt Weissensee

Status September 2021