| Professional Diving Center Corfu Ionian Islands | PADI |
| Mediterranean Dive Club Santorini Cyclades | PADI |
| Chios Scuba Diving Center North East Aegean | PADI |
| Pelagos Dive Center Crete | PADI |
| Hippocampos Bali Dive Center Rethymno Crete | PADI |
| Naxos Diving Center Cyclades | PADI |
| Blue Adventures Diving Chania Crete | PADI |
| Phoenix Dive Club Rethymno Crete | PADI |
| Scuba Kreta Heraklion Crete | PADI |
| Sea World Diving Center Kassandra North East Aegean | PADI |
| Paralos Diving Academy Marousi Saronic Islands | PADI |
| Dolphin Diving Center Skiathos Sporades | PADI |
| Kavala Diving Center Filippos Sub North East Aegean | PADI |
| Samos Dive Center North East Aegean | PADI |
| Kalymnos Diving Center Dodecanese | PADI |
| Lemnos Dive Center North East Aegean | PADI |
| Korinthos Diving Centre Corinthian Gulf | PADI |
| Sacco Dive Club Nea Makri Cyclades | PADI |
| Dolphin Diving Center Rethymno Crete | PADI |
| Poseidon Diving Center Argyroupoli Saronic Islands | PADI |
| Kirithras Vangelis Chios North East Aegean | PADI |
| Orionas Dive Center Kalamaria North East Aegean | PADI |
| ALMA Diving Center Aristotelis North East Aegean | PADI |
| Achilleas Zabogias Volos Sporades Islands | PADI |
| Anastasios Papanikolaou Preveza Ionian Islands | PADI |
| Blue Fin Divers Naxos Cyclades | PADI |
| Dikelas Dive Center Karystos Sporades Islands | PADI |
| Triton Scuba Paliouri Kassandra North East Aegean | PADI |
| Dive Club Kassandra North East Aegean | PADI |
| Karpathos Diving Center Dodecanese | PADI |
| Triton Scuba Pallini Kassandra North East Aegean | PADI |
| Corfu Divers Ionian Islands | PADI |
| Amorgos Diving Cyclades | PADI |
| Atlantis Diving Center Rethymno Crete | PADI |
| CROSTACEO Dive Centre Loutraki Corinthian Gulf | PADI |
| Athos Scuba Aristotelis North East Aegean | PADI |
| Dive Easy Corfu Ionian Islands | PADI |
| Diving Pelion Sporades Islands | PADI |
| Petries Diving School Kymi-Aliveri Sporades Islands | PADI |
| Porto Heli Scuba Club Saronic Islands | PADI |
| St Nicholas Beach Dive Centre Zakynthos Ionian Islands | PADI |
| Planet Blue Diving Center Lavrio Cyclades | PADI, SSI |
| Aegean Divers Santorini Cyclades | PADI, SSI |
| Ikion Diving Alonnisos Sporades Islands | PADI, SSI |
| Kalamos Divers Kymi-Aliveri Sporades Islands | SSI |
| Tzanoudakis Diving Piraeus Saronic Islands | ΕΟΥΔΑΑΤΚ, ANDI, PADI |
| Seemann Athens Saronic Islands | ΕΟΥΔΑΑΤΚ, CMAS, IANTD, PADI |
| Paterakis Diving Center Glyfada Saronic Islands | ΕΟΥΔΑΑΤΚ, CMAS, IANTD, SSI |
| Thalassa Diving Center Chalkida Sporades Islands | ΕΟΥΔΑΑΤΚ, CMAS, PADI |
| Trident Diving School Rhodes Dodecanese | ΕΟΥΔΑΑΤΚ, CMAS, PADI |
| Enalios Diving Center Olympos North East Aegean | ΕΟΥΔΑΑΤΚ, CMAS, PADI |
| Enalios Diving Center Katerini North East Aegean | ΕΟΥΔΑΑΤΚ, CMAS, PADI |
Diving in Greece