| 1 | GES | Gestair, S.A. | IATA: GP, Callsign: Gestair, Designator GP* recalled by IATA. Designator EJ recalled by IATA | E | AVCODES |
| 2 | GES | Gestair Executive Jet | IATA: EJ, Callsign: Gestair, Designator EJ recalled by IATA | E | AVCODES |
| 3 | GES | Gestair, S.A. | IATA: G5, Callsign: Gestair, Designator G5* recalled by IATA. Designator EJ recalled by IATA | E | AVCODES |
| 4 | GES | Gestair, S.A. | Callsign: Gestair, Designator G5* recalled by IATA. Designator EJ recalled by IATA | E | AVCODES |
| 5 | GES | Gestair | IATA: GP | | ICAO1 |
| 6 | GES | Gesellschaft zur Erhaltung von Schienenfahrzeugen e.V. | Kornwestheim | D | privat-bahn.de |
| 7 | GES | Gesellschaft zur Erhaltung von Schienenfahrzeugen Stuttgart | | D | TRAFFIC |
| 8 | GES | Gesellschaft zur Erhaltung von Schienenfahrzeugen Stuttgart e.V. | | DE | VKM |
| 9 | GESA | GESTIONI ARMATORIALI SPA | | | SCAC4 |
| 10 | GESG | GARCIA, ERNESTO & SONS TRUCKING INC | | | SCAC4 |
| 11 | GESG | G&G Növényvédelmi és Kereskedelmi Kft. | | HU | VKM |
| 12 | GESI | GILARDE ENVIRONMENTAL TRANSPORT INC | | | SCAC4 |
| 13 | GESL | GREAT EASTERN SHIPPING CO LTD | | | SCAC4 |
| 14 | GESO | GENERAL STEAMSHIP CORP LTD. | | | SCAC4 |
| 15 | GESP | GOLDENEYE SHIPPING LLC | | | SCAC4 |
| 16 | GESQ | GREAT EASTERN SHIPPING INC. | | | SCAC1 |
| 17 | GESQ | GREAT EASTERN SHIPPING INC. | | | SCAC4 |
| 18 | GESR | GESTION ROLEC INC | | | SCAC4 |
| 19 | GEST | Gestione del Servizio Tramviario | City: Florence / Firenze | I | TRAFFIC |
| 20 | GESU | SEACO SRL | | BDS | BIC |
| 21 | GESU | GE SEACO SRL | | | SCAC4 |
| 22 | GESV | GASFRAC ENERGY SERVICES INC | | | SCAC4 |
| 23 | GESW | GOLDEN EAGLE SHIPPING LLC | | | SCAC4 |
