| Aquatica | Dive center in Marghera, Italy (in Italian) |
| Atmosphera Diving | Dive center in Veliero, Italy |
| Diving Areamare | Dive center in Sardinia, Italy |
| Dyria Sub | Dive center in Cadimare, Italy |
| Gruppo del Leone Marino | Dive center in Rome (in Italian) |
| International School for Scientific Diving | Dive center in Italy (in Italian) |
| Nautilus Diving Center | Dive center in Sardinia, Italy |
| Proteus | Dive center in Sardinia, Italy |
| Tor Paterno Diving Center | Dive center in Rome (in Italian) |
| Tor Paterno Diving Center | Dive center in Rome, Italy |