| 1 | GIE | Guinee Inter Air | Callsign: Guinee Inter, | GUI | AVCODES |
| 2 | GIE | Elysian Airlines | Designator E4 recalled by IATA | GUI | AVCODES |
| 3 | GIEC | GERIC IMPORT/EXPORT SERVICES | | | SCAC4 |
| 4 | GIEE | GIERE TRUCKING INC | | | SCAC4 |
| 5 | GIEO | GLOBO INPORT EXPORT | | | SCAC4 |
| 6 | GIEP | GIELOW LOGISTICS LLC | | | SCAC4 |
| 7 | GIES | GIESELMAN INC | | | SCAC4 |
| 8 | GIET | GIESBRECHT, A P TRUCKING INC | | | SCAC4 |
| 9 | GIEV | GLOBAL INDUSTRIAL EQUIPMENT SERVICE | | | SCAC4 |
| 10 | GIEW | GIESBRECHT, LAWRENCE TRANSPORT INC | | | SCAC4 |
| 11 | GIEX | General American Marks Co. | added 1/2003 | | NAKINA |
| 12 | GIEX | GATX Financial Corp. | added 1/2002; eliminated 1/2003 | | NAKINA |
| 13 | GIEX | GATX Capital Corp. | added 1/1998; 7/2000; eliminated 1/2002; 7/2005 | | NAKINA |
| 14 | GIEX | GATX Capital Corp. | added 1/98; 7/2000 | | NRHS |
| 15 | GIEX | GENERAL AMERICAN MARKS COMPANY [GATX CAPITAL CORPORATION] | | | PWRC |
| 16 | GIEX | General American Marks (GATX Corporation) | | | RSRV |
| 17 | GIEX | GENERAL AMERICAN MARKS COMPANY | | | SCAC4 |
