Tourism associations
| Association of Greek Incoming Tour Operators (GITO) 2, Afendouli str. 185 36 Piraeus
| Association of Greek Tourist Enterprises (SETE) 34, Amalias Ave 105 58 Athens
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| Business Federation of Rented Rooms and Apartments 2-4, Varnali str., Dourou Sq. 152 33 Halandri
| Greek Car Rental Companies Association 576, Vouliagmenis Ave 164 51 Argiroupoli
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| Greek Professional Bare Boat Yacht Owners Association Marina Alimou 174 55 Alimos
| Greek Shipowners Association for Passengers Ships 87, Akti Miaouli 185 38 Piraeus
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| GUATA - Greek Union of Air Travel Agencies (PETAGA) 20, Petraki str. 105 63 Athens
| Hellenic Chamber of Hotels 24, Stadiou str. 105 64 Athens
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| Hellenic Federation of Professional Congress Organizers (HAPCO) 2-4, Alkmeonidon str. 161 21 Athens
| Hellenic Professional Yacht Owners Association A8, Marina Zeas 185 36 Piraeus
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| Hellenic Yacht Brokers and Consultants Association Marina Zeas, office A1 185 36 Piraeus
| IATA 8, Ioannou Metaxa str. 173 43 Agios Dimitrios
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| Panhellenic Campings Association 102, Solonos str. 106 73 Athens
| Panhellenic Daily Trip Vessels Owners Association (P.EN.P.I.S.) 177, M. Kiouri str. & Tripoleos str. 188 63 Perama - Attica
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| Panhellenic Hoteliers Federation 24, Stadiou str. 105 64 Athens
| TCVB - Thessaloniki Convention & Visitors Bureau 40, Metropoleos str. 546 23 Thessaloniki
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| Union of Costal Passenger Shipowners Akti Poseidonos & 15 Aristidou str. 185 31 Piraeus
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